Who Called Me from Area Code 337?
Quick answerA 337 call usually comes from Lafayette or nearby communities, but caller ID can be spoofed, so a local-looking number isn’t proof. If there’s no voicemail, let it go: legitimate callers leave messages.
- No voicemail? Let it go. Real callers leave messages.
- Recognize the pattern? Check the number in the prefix lookup.
- Getting repeats? ActiveArmor® blocks and labels them automatically.
- Same prefix calling again? Compare it against this month’s most-reported 337 prefixes, right on this page.
- Curious who issued a number? Every 337 prefix belongs to a carrier — the registry names it.
Been targeted?Report the call at reportfraud.ftc.gov — reports feed the complaint data that powers spam blocking, including the board on this page. AT&T customers already have ActiveArmor® screening built in.
Most-reported 337 prefixes this month
PrefixReported patternReport volume
(337) 278-XXXXRobocall-heavy
(337) 264-XXXXRobocall-heavy
(337) 259-XXXXRobocall-heavy
(337) 279-XXXXRobocall-heavy
(337) 557-XXXXRobocall-heavy
142 unwanted-call reports naming 337 numbers in FTC Do Not Call complaint data, July 2–17, 2026. Consumer-reported and unverified.
Block spam calls in the 337, included with AT&T wireless
AT&T ActiveArmor® is the network-level security that screens the calls this page is about:
- Fraud calls blocked automatically on the network
- Suspected spam labeled before you answer
- Caller ID & custom call blocking in the free app
- Reverse number lookup (available with ActiveArmor Advanced security. Fee required.)
- Identity monitoring & identity theft insurance (available with ActiveArmor Advanced security. Fee required.)
Included with AT&T wireless plans. Requires compatible device/service and download of the AT&T ActiveArmor® app. Other terms & restrictions apply. May not detect all threats and may block wanted calls. Some features require Advanced mobile security ($7/mo.). See terms.
See how ActiveArmor worksIncluded with the free 30-day AT&T Wireless℠ trialTry AT&T Wireless℠ free for 30 daysDownload the AT&T app, activate a trial eSIM in minutes, and run our network side by side with your current service. No credit card, keep your number.
- 100GB of data plus 25GB hotspot
- Unlimited talk & text in the U.S., Canada and Mexico
- Texting from the U.S. to 200+ countries & territories
- Access to the AT&T 5G network
Offer details
Service good for 30 days. Data: Limited to 100GB of data and 25GB of hotspot data. No additional data is available after limit is reached. Video is limited to SD quality. Talk & Text: Includes unlimited talk & text within the U.S. and unlimited text from the U.S. to over 230 countries. Limits: One trial per user. An unlocked, dual eSIM iPhone is required. You’ll receive a trial phone number that belongs to AT&T and is not available to be ported to another carrier or otherwise retained. Trial plan features and details may differ from or be unavailable in other AT&T plans. U.S. only. All terms subject to change at any time.
Is Area Code 337 a Scam?
No. 337 is a legitimate Lafayette area code.
It’s carved from the 318 in 1999 and serves Lafayette and surrounding communities. But legitimacy of the code says nothing about any single call. Scammers spoof local numbers constantly.
The code is realSplit from the 318 in 1999; 599 assigned carrier prefixes serve it today.
Spoofing happens“Neighbor spoofing” fakes local numbers. No voicemail? Let it go.
Screening includedActiveArmor® labels and blocks suspected spam. Included with AT&T wireless plans.
Been targeted? Report it to the FTC at reportfraud.ftc.gov. Reports feed the complaint data that powers spam blocking.
Scam texts from area code 337 numbers
The most common area code 337 text scam is the “wrong number” opener: a friendly message that pretends to know you, then moves the chat to WhatsApp and eventually to an investment pitch. Scripts currently circulating:
- “U at home?” · “Are you busy tomorrow?” · “How are you doing?”
- Delivery-problem and job-offer texts that link out to a login page
Don’t reply. A response marks your number as live. Forward scam texts to 7726 (SPAM), and AT&T ActiveArmor® filters known senders automatically.
How number spoofing works in area code 337
Caller ID is easy to forge. Spoofing fakes the number a call displays. The real owner of that 337 number isn’t involved and usually has no idea. That’s why blocking one number rarely stops the calls.
- A call from a number almost identical to yours (same 337 and prefix) is “mirror spoofing.” A missed call from your own number is never worth returning.
- Strangers calling you back saying you called them? Your 337 number is being spoofed. It typically passes within days, and you don’t need a new number. Report it at reportfraud.ftc.gov.
- The caller-ID checkmark: AT&T verifies network calls (STIR/SHAKEN). A verified mark means the displayed number wasn’t faked. No mark doesn’t always mean scam, but treat it with more caution.
Spoofed or not, the rule holds: unexpected caller, no voicemail? Let it go.
337 Area Code Prefix & Carrier Lookup
The three digits after the area code identify the carrier a number was issued to. All 599 assigned 337 prefixes below are real, from the public numbering registry. Type to filter.
This isn’t a reverse phone lookup: no legitimate free service can tell you who owns a specific number. What a 337 prefix does show: the carrier that issued it, whether it’s wireless, landline or VoIP, and the community it belongs to, which is often enough to judge whether a call was worth returning.
599 prefixes · updated monthly
| Prefix | Carrier | Line type |
|---|---|---|
| 337-200 | Verizon Wireless | Wireless |
| 337-201 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-202 | Windstream (Paetec) | Landline |
| 337-203 | AT&T Mobility | Wireless |
| 337-205 | Lumen (Level 3) | VoIP |
| 337-206 | Advanced Tel. | Landline |
| 337-207 | Verizon Wireless | Wireless |
| 337-208 | AT&T Mobility | Wireless |
| 337-209 | Advanced Tel. | Landline |
| 337-210 | Lumen (Level 3) | VoIP |
| 337-212 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-213 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-214 | Lumen (Level 3) | VoIP |
| 337-215 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-216 | AT&T Southeast (BellSouth) | Landline |
| 337-217 | AT&T Southeast (BellSouth) | Landline |
| 337-218 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-219 | Spok (paging) | Landline |
| 337-220 | Lumen (CenturyLink) | Landline |
| 337-221 | Windstream (Paetec) | Landline |
| 337-222 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-223 | Verizon Wireless | Wireless |
| 337-224 | Verizon Wireless | Wireless |
| 337-225 | Kaplan Tel. | Landline |
| 337-226 | Verizon Wireless | Wireless |
| 337-227 | Verizon Wireless | Wireless |
| 337-228 | Brightspeed | Landline |
| 337-229 | AT&T Southeast (BellSouth) | Landline |
| 337-230 | Verizon Wireless | Wireless |
| 337-231 | AT&T Southeast (BellSouth) | Landline |
| 337-232 | AT&T Southeast (BellSouth) | Landline |
| 337-233 | AT&T Southeast (BellSouth) | Landline |
| 337-234 | AT&T Southeast (BellSouth) | Landline |
| 337-235 | AT&T Southeast (BellSouth) | Landline |
| 337-236 | AT&T Southeast (BellSouth) | Landline |
| 337-237 | AT&T Southeast (BellSouth) | Landline |
| 337-238 | AT&T Southeast (BellSouth) | Landline |
| 337-239 | AT&T Southeast (BellSouth) | Landline |
| 337-240 | AT&T Mobility | Wireless |
| 337-241 | Verizon Wireless | Wireless |
| 337-242 | AT&T Mobility | Wireless |
| 337-243 | Onvoy (Sinch) | VoIP |
| 337-244 | Verizon Wireless | Wireless |
| 337-245 | AT&T Mobility | Wireless |
| 337-246 | AT&T Mobility | Wireless |
| 337-247 | Verizon Wireless | Wireless |
| 337-248 | Advanced Tel. | Landline |
| 337-249 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-250 | AT&T Mobility | Wireless |
| 337-251 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-252 | AT&T Southeast (BellSouth) | Landline |
| 337-253 | Comcast (Xfinity Voice) | VoIP |
| 337-254 | AT&T (Teleport Communications) | Landline |
| 337-255 | Voicestream Gsm I | Landline |
| 337-256 | AT&T Mobility | Wireless |
| 337-257 | AT&T Mobility | Wireless |
| 337-258 | AT&T Mobility | Wireless |
| 337-259 | Hd Carrier | Landline |
| 337-261 | AT&T Southeast (BellSouth) | Landline |
| 337-262 | AT&T Southeast (BellSouth) | Landline |
| 337-263 | Verizon Wireless | Wireless |
| 337-264 | AT&T Southeast (BellSouth) | Landline |
| 337-265 | AT&T Southeast (BellSouth) | Landline |
| 337-266 | AT&T Southeast (BellSouth) | Landline |
| 337-267 | AT&T Southeast (BellSouth) | Landline |
| 337-268 | AT&T Southeast (BellSouth) | Landline |
| 337-269 | AT&T Southeast (BellSouth) | Landline |
| 337-270 | Exiant Communications | Landline |
| 337-271 | Spok (paging) | Landline |
| 337-272 | AT&T Southeast (BellSouth) | Landline |
| 337-273 | AT&T Southeast (BellSouth) | Landline |
| 337-274 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-275 | AT&T Mobility | Wireless |
| 337-276 | AT&T Southeast (BellSouth) | Landline |
| 337-277 | Verizon Wireless | Wireless |
| 337-278 | AT&T Mobility | Wireless |
| 337-279 | AT&T Southeast (BellSouth) | Landline |
| 337-280 | AT&T Mobility | Wireless |
| 337-281 | Verizon Wireless | Wireless |
| 337-282 | AT&T (Teleport Communications) | Landline |
| 337-283 | Comcast (Xfinity Voice) | VoIP |
| 337-284 | Lumen (Level 3) | VoIP |
| 337-285 | Comcast (Xfinity Voice) | VoIP |
| 337-286 | AT&T Southeast (BellSouth) | Landline |
| 337-287 | AT&T Mobility | Wireless |
| 337-288 | AT&T Mobility | Wireless |
| 337-289 | AT&T Southeast (BellSouth) | Landline |
| 337-290 | AT&T Mobility | Wireless |
| 337-291 | AT&T Southeast (BellSouth) | Landline |
| 337-292 | Voicestream Gsm I | Landline |
| 337-293 | Spok (paging) | Landline |
| 337-294 | AT&T Southeast (BellSouth) | Landline |
| 337-295 | AT&T Southeast (BellSouth) | Landline |
| 337-296 | Verizon Wireless | Wireless |
| 337-297 | Spok (paging) | Landline |
| 337-298 | AT&T Mobility | Wireless |
| 337-299 | Spok (paging) | Landline |
| 337-300 | Voicestream Gsm I | Landline |
| 337-301 | Verizon Wireless | Wireless |
| 337-302 | AT&T Mobility | Wireless |
| 337-303 | AT&T Mobility | Wireless |
| 337-304 | AT&T Mobility | Wireless |
| 337-305 | Verizon Wireless | Wireless |
| 337-306 | Verizon Wireless | Wireless |
| 337-307 | Verizon Wireless | Wireless |
| 337-308 | AT&T Mobility | Wireless |
| 337-309 | AT&T Mobility | Wireless |
| 337-310 | Lumen (Level 3) | VoIP |
| 337-312 | Lumen (Level 3) | VoIP |
| 337-313 | Lumen (Level 3) | VoIP |
| 337-314 | Windstream (Paetec) | Landline |
| 337-315 | AT&T Mobility | Wireless |
| 337-316 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-317 | AT&T Mobility | Wireless |
| 337-318 | Onvoy (Sinch) | VoIP |
| 337-319 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-320 | Voicestream Gsm I | Landline |
| 337-321 | AT&T Mobility | Wireless |
| 337-322 | AT&T Mobility | Wireless |
| 337-323 | Windstream (Paetec) | Landline |
| 337-324 | At&T Enterprises | Landline |
| 337-325 | Advanced Tel. | Landline |
| 337-326 | Lumen (Level 3) | VoIP |
| 337-327 | Windstream (Paetec) | Landline |
| 337-328 | Elizabeth Tel. | Landline |
| 337-329 | Verizon Wireless | Wireless |
| 337-330 | Windstream (Paetec) | Landline |
| 337-331 | Verizon Wireless | Wireless |
| 337-332 | Brightspeed | Landline |
| 337-333 | Windstream (Paetec) | Landline |
| 337-334 | AT&T Southeast (BellSouth) | Landline |
| 337-335 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-336 | Verizon Wireless | Wireless |
| 337-337 | Onvoy (Sinch) | VoIP |
| 337-338 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-339 | Verizon Wireless | Wireless |
| 337-340 | Verizon Wireless | Wireless |
| 337-341 | Cebridge Telecom La, LLC D/B/A Suddenlink Comm La | Landline |
| 337-342 | AT&T Mobility | Wireless |
| 337-343 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-344 | AT&T Mobility | Wireless |
| 337-345 | Onvoy (Sinch) | VoIP |
| 337-346 | Verizon Wireless | Wireless |
| 337-347 | Verizon Wireless | Wireless |
| 337-348 | Voicestream Gsm I | Landline |
| 337-349 | AT&T Mobility | Wireless |
| 337-350 | AT&T Mobility | Wireless |
| 337-351 | AT&T Mobility | Wireless |
| 337-352 | Verizon Wireless | Wireless |
| 337-353 | AT&T Mobility | Wireless |
| 337-354 | AT&T Southeast (BellSouth) | Landline |
| 337-355 | Advanced Tel. | Landline |
| 337-356 | AT&T Mobility | Wireless |
| 337-357 | Verizon Wireless | Wireless |
| 337-358 | AT&T Mobility | Wireless |
| 337-359 | AT&T Southeast (BellSouth) | Landline |
| 337-360 | Brightspeed | Landline |
| 337-361 | Comcast (Xfinity Voice) | VoIP |
| 337-362 | Bandwidth.com | VoIP |
| 337-363 | Brightspeed | Landline |
| 337-364 | AT&T Southeast (BellSouth) | Landline |
| 337-365 | AT&T Southeast (BellSouth) | Landline |
| 337-366 | Verizon Business (MCImetro) | Landline |
| 337-367 | AT&T Southeast (BellSouth) | Landline |
| 337-368 | AT&T Mobility | Wireless |
| 337-369 | AT&T Southeast (BellSouth) | Landline |
| 337-370 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-371 | AT&T Southeast (BellSouth) | Landline |
| 337-372 | AT&T Mobility | Wireless |
| 337-373 | AT&T Southeast (BellSouth) | Landline |
| 337-374 | AT&T Southeast (BellSouth) | Landline |
| 337-375 | Verizon Wireless | Wireless |
| 337-376 | Lumen (Level 3) | VoIP |
| 337-377 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-378 | Lumen (Level 3) | VoIP |
| 337-379 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-380 | AT&T Mobility | Wireless |
| 337-381 | Lumen (Level 3) | VoIP |
| 337-382 | AT&T Mobility | Wireless |
| 337-383 | AT&T Southeast (BellSouth) | Landline |
| 337-384 | AT&T Mobility | Wireless |
| 337-385 | Windstream (Paetec) | Landline |
| 337-386 | Onvoy Spectrum (Sinch) | VoIP |
| 337-387 | Voicestream Gsm I | Landline |
| 337-388 | AT&T Mobility | Wireless |
| 337-389 | Voicestream Gsm I | Landline |
| 337-390 | Voicestream Gsm I | Landline |
| 337-391 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-392 | AT&T Southeast (BellSouth) | Landline |
| 337-393 | AT&T Local | Landline |
| 337-394 | AT&T Southeast (BellSouth) | Landline |
| 337-395 | AT&T Southeast (BellSouth) | Landline |
| 337-396 | AT&T Mobility | Wireless |
| 337-397 | Lumen (Level 3) | VoIP |
| 337-398 | Comcast (Xfinity Voice) | VoIP |
| 337-399 | Vonage | VoIP |
| 337-400 | AT&T Mobility | Wireless |
| 337-401 | Lumen (Level 3) | VoIP |
| 337-402 | Hunt Telecommunications | Landline |
| 337-403 | AT&T Mobility | Wireless |
| 337-404 | Lumen (Level 3) | VoIP |
| 337-405 | Windstream (Paetec) | Landline |
| 337-406 | AT&T Southeast (BellSouth) | Landline |
| 337-407 | AT&T Southeast (BellSouth) | Landline |
| 337-408 | Windstream (Paetec) | Landline |
| 337-409 | Lumen (Level 3) | VoIP |
| 337-410 | Verizon Wireless | Wireless |
| 337-412 | Comcast (Xfinity Voice) | VoIP |
| 337-413 | AT&T Southeast (BellSouth) | Landline |
| 337-414 | Verizon Wireless | Wireless |
| 337-415 | Lumen (Level 3) | VoIP |
| 337-416 | Verizon Wireless | Wireless |
| 337-417 | Verizon Wireless | Wireless |
| 337-418 | Windstream (Paetec) | Landline |
| 337-419 | AT&T Mobility | Wireless |
| 337-420 | Onvoy (Sinch) | VoIP |
| 337-421 | AT&T Southeast (BellSouth) | Landline |
| 337-422 | Lumen (Level 3) | VoIP |
| 337-423 | Lumen (Level 3) | VoIP |
| 337-424 | Voicestream Gsm I | Landline |
| 337-425 | Nuso | Landline |
| 337-426 | Bandwidth.com | VoIP |
| 337-427 | Verizon Wireless | Wireless |
| 337-428 | AT&T Mobility | Wireless |
| 337-429 | Onvoy (Sinch) | VoIP |
| 337-430 | AT&T Southeast (BellSouth) | Landline |
| 337-431 | AT&T Southeast (BellSouth) | Landline |
| 337-432 | Brightspeed | Landline |
| 337-433 | AT&T Southeast (BellSouth) | Landline |
| 337-434 | Comcast (Xfinity Voice) | VoIP |
| 337-435 | Spectrum (Charter IP) | Landline |
| 337-436 | AT&T Southeast (BellSouth) | Landline |
| 337-437 | AT&T Southeast (BellSouth) | Landline |
| 337-438 | AT&T Mobility | Wireless |
| 337-439 | AT&T Southeast (BellSouth) | Landline |
| 337-441 | Verizon Wireless | Wireless |
| 337-442 | Comcast (Xfinity Voice) | VoIP |
| 337-443 | Nuso | Landline |
| 337-444 | Comcast (Xfinity Voice) | VoIP |
| 337-445 | Comcast (Xfinity Voice) | VoIP |
| 337-446 | Onvoy (Sinch) | VoIP |
| 337-447 | Lumen (Level 3) | VoIP |
| 337-448 | Verizon Wireless | Wireless |
| 337-449 | Comcast (Xfinity Voice) | VoIP |
| 337-450 | Lafayette City-Parish Consolidated Government | Landline |
| 337-451 | Comcast (Xfinity Voice) | VoIP |
| 337-452 | AT&T Mobility | Wireless |
| 337-453 | Onvoy (Sinch) | VoIP |
| 337-454 | Comcast (Xfinity Voice) | VoIP |
| 337-455 | Onvoy (Sinch) | VoIP |
| 337-456 | Comcast (Xfinity Voice) | VoIP |
| 337-457 | AT&T Southeast (BellSouth) | Landline |
| 337-458 | Verizon Wireless | Wireless |
| 337-459 | AT&T Mobility | Wireless |
| 337-460 | AT&T Southeast (BellSouth) | Landline |
| 337-461 | Brightspeed | Landline |
| 337-462 | AT&T Southeast (BellSouth) | Landline |
| 337-463 | AT&T Southeast (BellSouth) | Landline |
| 337-464 | Windstream (Paetec) | Landline |
| 337-465 | Lumen (Level 3) | VoIP |
| 337-466 | AT&T Mobility | Wireless |
| 337-467 | Verizon Wireless | Wireless |
| 337-468 | Brightspeed | Landline |
| 337-469 | Lafayette City-Parish Consolidated Government | Landline |
| 337-470 | AT&T Southeast (BellSouth) | Landline |
| 337-471 | At&T Enterprises | Landline |
| 337-472 | Onvoy (Sinch) | VoIP |
| 337-473 | Onvoy (Sinch) | VoIP |
| 337-474 | AT&T Southeast (BellSouth) | Landline |
| 337-475 | AT&T Southeast (BellSouth) | Landline |
| 337-476 | AT&T Mobility | Wireless |
| 337-477 | AT&T Southeast (BellSouth) | Landline |
| 337-478 | AT&T Southeast (BellSouth) | Landline |
| 337-479 | AT&T Southeast (BellSouth) | Landline |
| 337-480 | AT&T Southeast (BellSouth) | Landline |
| 337-481 | Onvoy (Sinch) | VoIP |
| 337-482 | AT&T Southeast (BellSouth) | Landline |
| 337-483 | Telnyx | Landline |
| 337-484 | Nuso | Landline |
| 337-485 | AT&T Mobility | Wireless |
| 337-486 | AT&T Mobility | Wireless |
| 337-487 | AT&T Mobility | Wireless |
| 337-488 | AT&T Mobility | Wireless |
| 337-489 | AT&T Mobility | Wireless |
| 337-490 | Comcast (Xfinity Voice) | VoIP |
| 337-491 | AT&T Southeast (BellSouth) | Landline |
| 337-492 | Windstream (Paetec) | Landline |
| 337-493 | AT&T Southeast (BellSouth) | Landline |
| 337-494 | AT&T Southeast (BellSouth) | Landline |
| 337-495 | AT&T Mobility | Wireless |
| 337-496 | AT&T Mobility | Wireless |
| 337-497 | AT&T Southeast (BellSouth) | Landline |
| 337-499 | AT&T Mobility | Wireless |
| 337-500 | Global Data Systems | Landline |
| 337-501 | AT&T Mobility | Wireless |
| 337-502 | Windstream (Paetec) | Landline |
| 337-503 | Windstream (Paetec) | Landline |
| 337-504 | Comcast (Xfinity Voice) | VoIP |
| 337-505 | Lumen (Level 3) | VoIP |
| 337-506 | Brightspeed | Landline |
| 337-507 | Brightspeed | Landline |
| 337-508 | AT&T (Teleport Communications) | Landline |
| 337-509 | AT&T Mobility | Wireless |
| 337-510 | Verizon Wireless | Wireless |
| 337-512 | AT&T Mobility | Wireless |
| 337-513 | Lumen (Level 3) | VoIP |
| 337-514 | Lumen (Level 3) | VoIP |
| 337-515 | AT&T Mobility | Wireless |
| 337-516 | AT&T Mobility | Wireless |
| 337-517 | Windstream (Paetec) | Landline |
| 337-518 | Detel Wireless | Wireless |
| 337-519 | AT&T Mobility | Wireless |
| 337-520 | AT&T Mobility | Wireless |
| 337-521 | AT&T Southeast (BellSouth) | Landline |
| 337-522 | Verizon Wireless | Wireless |
| 337-523 | Verizon Wireless | Wireless |
| 337-524 | Comcast (Xfinity Voice) | VoIP |
| 337-525 | Lumen (Level 3) | VoIP |
| 337-526 | AT&T Mobility | Wireless |
| 337-527 | AT&T Southeast (BellSouth) | Landline |
| 337-528 | AT&T Southeast (BellSouth) | Landline |
| 337-529 | AT&T Mobility | Wireless |
| 337-531 | AT&T Southeast (BellSouth) | Landline |
| 337-532 | AT&T Mobility | Wireless |
| 337-533 | AT&T Southeast (BellSouth) | Landline |
| 337-534 | Lafayette City-Parish Consolidated Government | Landline |
| 337-535 | AT&T Southeast (BellSouth) | Landline |
| 337-536 | AT&T Southeast (BellSouth) | Landline |
| 337-537 | AT&T Southeast (BellSouth) | Landline |
| 337-538 | Cameron Tel | Landline |
| 337-539 | Onvoy (Sinch) | VoIP |
| 337-540 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-541 | Lumen (CenturyLink) | Landline |
| 337-542 | Cameron Tel | Landline |
| 337-543 | AT&T Southeast (BellSouth) | Landline |
| 337-544 | Verizon Wireless | Wireless |
| 337-545 | AT&T (Teleport Communications) | Landline |
| 337-546 | AT&T Southeast (BellSouth) | Landline |
| 337-547 | Onvoy (Sinch) | VoIP |
| 337-548 | Verizon Business (MCImetro) | Landline |
| 337-549 | Csc Wireless | Wireless |
| 337-550 | AT&T Southeast (BellSouth) | Landline |
| 337-551 | AT&T (Teleport Communications) | Landline |
| 337-552 | AT&T Mobility | Wireless |
| 337-553 | Verizon Wireless | Wireless |
| 337-554 | Ip Horizon | Landline |
| 337-556 | Bandwidth.com | VoIP |
| 337-557 | Airus | Landline |
| 337-558 | Cameron Tel | Landline |
| 337-559 | Onvoy (Sinch) | VoIP |
| 337-560 | AT&T Southeast (BellSouth) | Landline |
| 337-561 | Onvoy (Sinch) | VoIP |
| 337-562 | AT&T Southeast (BellSouth) | Landline |
| 337-563 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-564 | Cebridge Telecom La, LLC D/B/A Suddenlink Comm La | Landline |
| 337-565 | Comcast (Xfinity Voice) | VoIP |
| 337-566 | AT&T Southeast (BellSouth) | Landline |
| 337-567 | Voicestream Gsm I | Landline |
| 337-568 | Windstream (Paetec) | Landline |
| 337-569 | Cameron Tel | Landline |
| 337-570 | AT&T Mobility | Wireless |
| 337-571 | AT&T (Teleport Communications) | Landline |
| 337-572 | AT&T Southeast (BellSouth) | Landline |
| 337-573 | At&T Enterprises | Landline |
| 337-574 | Voicestream Gsm I | Landline |
| 337-575 | AT&T Mobility | Wireless |
| 337-576 | Onvoy (Sinch) | VoIP |
| 337-577 | AT&T Mobility | Wireless |
| 337-578 | AT&T Mobility | Wireless |
| 337-579 | AT&T Mobility | Wireless |
| 337-580 | AT&T Mobility | Wireless |
| 337-581 | AT&T Mobility | Wireless |
| 337-582 | Brightspeed | Landline |
| 337-583 | Cameron Tel | Landline |
| 337-584 | Brightspeed | Landline |
| 337-585 | AT&T Southeast (BellSouth) | Landline |
| 337-586 | Ton80 Communications | Landline |
| 337-587 | Brightspeed | Landline |
| 337-588 | Brightspeed | Landline |
| 337-589 | AT&T Southeast (BellSouth) | Landline |
| 337-590 | Onvoy (Sinch) | VoIP |
| 337-591 | Verizon Wireless | Wireless |
| 337-592 | AT&T Mobility | Wireless |
| 337-593 | AT&T Southeast (BellSouth) | Landline |
| 337-594 | AT&T Southeast (BellSouth) | Landline |
| 337-595 | Bandwidth.com | VoIP |
| 337-596 | Spok (paging) | Landline |
| 337-597 | Commio | Landline |
| 337-598 | AT&T Southeast (BellSouth) | Landline |
| 337-599 | Brightspeed | Landline |
| 337-600 | Onvoy (Sinch) | VoIP |
| 337-601 | Onvoy (Sinch) | VoIP |
| 337-602 | Cebridge Telecom La, LLC D/B/A Suddenlink Comm La | Landline |
| 337-603 | AT&T Mobility | Wireless |
| 337-604 | Onvoy (Sinch) | VoIP |
| 337-605 | Verizon Wireless | Wireless |
| 337-606 | Windstream (Paetec) | Landline |
| 337-607 | Lumen (Level 3) | VoIP |
| 337-608 | Windstream (Paetec) | Landline |
| 337-609 | Lumen (CenturyLink) | Landline |
| 337-610 | Commio | Landline |
| 337-612 | Louisiana Competitive Telecommunications | Landline |
| 337-613 | Commio | Landline |
| 337-614 | Louisiana Competitive Telecommunications | Landline |
| 337-615 | Commio | Landline |
| 337-616 | AT&T Southeast (BellSouth) | Landline |
| 337-617 | Onvoy (Sinch) | VoIP |
| 337-618 | Voicestream Gsm I | Landline |
| 337-619 | Onvoy (Sinch) | VoIP |
| 337-620 | AT&T (Teleport Communications) | Landline |
| 337-622 | Brightspeed | Landline |
| 337-623 | AT&T Southeast (BellSouth) | Landline |
| 337-625 | AT&T Southeast (BellSouth) | Landline |
| 337-626 | AT&T Southeast (BellSouth) | Landline |
| 337-627 | Ton80 Communications | Landline |
| 337-628 | Spectrum (Charter IP) | Landline |
| 337-630 | Voicestream Gsm I | Landline |
| 337-634 | Boost Mobile | Landline |
| 337-636 | Verizon Wireless | Wireless |
| 337-637 | Onvoy (Sinch) | VoIP |
| 337-639 | Brightspeed | Landline |
| 337-642 | Kaplan Tel. | Landline |
| 337-643 | Kaplan Tel. | Landline |
| 337-645 | Boost Mobile | Landline |
| 337-651 | Lafayette City-Parish Consolidated Government | Landline |
| 337-652 | Kaplan Tel. | Landline |
| 337-653 | AT&T Southeast (BellSouth) | Landline |
| 337-654 | AT&T Mobility | Wireless |
| 337-655 | AT&T Mobility | Wireless |
| 337-656 | AT&T (Teleport Communications) | Landline |
| 337-658 | Verizon Wireless | Wireless |
| 337-660 | AT&T Mobility | Wireless |
| 337-661 | AT&T Mobility | Wireless |
| 337-662 | Brightspeed | Landline |
| 337-666 | Brightspeed | Landline |
| 337-667 | Brightspeed | Landline |
| 337-668 | Brightspeed | Landline |
| 337-674 | Ton80 Communications | Landline |
| 337-677 | FracTEL | Landline |
| 337-678 | Spectrum (Charter IP) | Landline |
| 337-680 | Lumen (Level 3) | VoIP |
| 337-684 | Brightspeed | Landline |
| 337-685 | Delcambre Tel. | Landline |
| 337-688 | FracTEL | Landline |
| 337-690 | Ip Horizon | Landline |
| 337-691 | Ip Horizon | Landline |
| 337-692 | AT&T Mobility | Wireless |
| 337-693 | Voicestream Gsm I | Landline |
| 337-701 | Windstream (Paetec) | Landline |
| 337-702 | Windstream (Paetec) | Landline |
| 337-703 | AT&T (Teleport Communications) | Landline |
| 337-704 | Windstream (Paetec) | Landline |
| 337-706 | AT&T Southeast (BellSouth) | Landline |
| 337-707 | AT&T Mobility | Wireless |
| 337-708 | AT&T Southeast (BellSouth) | Landline |
| 337-712 | AT&T Mobility | Wireless |
| 337-713 | American Messaging (paging) | Landline |
| 337-714 | Windstream (Paetec) | Landline |
| 337-717 | Windstream (Paetec) | Landline |
| 337-718 | Windstream (Paetec) | Landline |
| 337-721 | AT&T Southeast (BellSouth) | Landline |
| 337-722 | Ton80 Communications | Landline |
| 337-724 | Lumen (Level 3) | VoIP |
| 337-725 | Brightspeed | Landline |
| 337-727 | Ton80 Communications | Landline |
| 337-730 | Onvoy Spectrum (Sinch) | VoIP |
| 337-734 | Brightspeed | Landline |
| 337-735 | Lumen (Level 3) | VoIP |
| 337-737 | Kaplan Tel. | Landline |
| 337-738 | Brightspeed | Landline |
| 337-739 | Voicestream Gsm I | Landline |
| 337-740 | Louisiana Competitive Telecommunications | Landline |
| 337-742 | Ton80 Communications | Landline |
| 337-743 | Brightspeed | Landline |
| 337-746 | Ton80 Communications | Landline |
| 337-748 | Ton80 Communications | Landline |
| 337-749 | Brightspeed | Landline |
| 337-753 | Brightspeed | Landline |
| 337-754 | Brightspeed | Landline |
| 337-756 | Brightspeed | Landline |
| 337-757 | Ip Horizon | Landline |
| 337-758 | Opentact | Landline |
| 337-761 | Lumen (Level 3) | VoIP |
| 337-762 | Cameron Tel | Landline |
| 337-764 | AT&T Mobility | Wireless |
| 337-766 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-767 | Ton80 Communications | Landline |
| 337-768 | Ton80 Communications | Landline |
| 337-769 | Lumen (Level 3) | VoIP |
| 337-770 | Commio | Landline |
| 337-771 | Onvoy Spectrum (Sinch) | VoIP |
| 337-772 | Windstream (Paetec) | Landline |
| 337-773 | Onvoy Spectrum (Sinch) | VoIP |
| 337-774 | AT&T Southeast (BellSouth) | Landline |
| 337-775 | Cameron Tel | Landline |
| 337-777 | Windstream (Paetec) | Landline |
| 337-779 | Brightspeed | Landline |
| 337-780 | Voicestream Gsm I | Landline |
| 337-781 | Voicestream Gsm I | Landline |
| 337-782 | Louisiana Competitive Telecommunications | Landline |
| 337-783 | AT&T Southeast (BellSouth) | Landline |
| 337-784 | AT&T Southeast (BellSouth) | Landline |
| 337-785 | AT&T Southeast (BellSouth) | Landline |
| 337-786 | Brightspeed | Landline |
| 337-787 | Voicestream Gsm I | Landline |
| 337-788 | AT&T Southeast (BellSouth) | Landline |
| 337-789 | Verizon Wireless | Wireless |
| 337-793 | Verizon Wireless | Wireless |
| 337-794 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-796 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-799 | Terra Nova Telecom | Landline |
| 337-800 | Onvoy (Sinch) | VoIP |
| 337-802 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-803 | Windstream (Paetec) | Landline |
| 337-804 | AT&T (Teleport Communications) | Landline |
| 337-806 | Lumen (Level 3) | VoIP |
| 337-809 | Windstream (Paetec) | Landline |
| 337-818 | Onvoy (Sinch) | VoIP |
| 337-821 | AT&T Southeast (BellSouth) | Landline |
| 337-822 | Nuso | Landline |
| 337-824 | AT&T Southeast (BellSouth) | Landline |
| 337-825 | AT&T Southeast (BellSouth) | Landline |
| 337-826 | AT&T Southeast (BellSouth) | Landline |
| 337-828 | AT&T Southeast (BellSouth) | Landline |
| 337-829 | AT&T Southeast (BellSouth) | Landline |
| 337-830 | Louisiana Competitive Telecommunications | Landline |
| 337-831 | AT&T Mobility | Wireless |
| 337-832 | Ton80 Communications | Landline |
| 337-836 | AT&T Southeast (BellSouth) | Landline |
| 337-837 | AT&T Southeast (BellSouth) | Landline |
| 337-839 | AT&T Southeast (BellSouth) | Landline |
| 337-841 | Spectrum (Charter IP) | Landline |
| 337-842 | AT&T Mobility | Wireless |
| 337-845 | Brightspeed | Landline |
| 337-846 | Ton80 Communications | Landline |
| 337-847 | Onvoy (Sinch) | VoIP |
| 337-848 | Ton80 Communications | Landline |
| 337-849 | AT&T Mobility | Wireless |
| 337-851 | AT&T Southeast (BellSouth) | Landline |
| 337-852 | AT&T Mobility | Wireless |
| 337-853 | AT&T Mobility | Wireless |
| 337-855 | AT&T Southeast (BellSouth) | Landline |
| 337-856 | AT&T Southeast (BellSouth) | Landline |
| 337-857 | AT&T Southeast (BellSouth) | Landline |
| 337-858 | Windstream (Paetec) | Landline |
| 337-867 | AT&T Southeast (BellSouth) | Landline |
| 337-873 | AT&T Southeast (BellSouth) | Landline |
| 337-877 | FracTEL | Landline |
| 337-879 | AT&T Southeast (BellSouth) | Landline |
| 337-882 | AT&T Southeast (BellSouth) | Landline |
| 337-884 | AT&T Mobility | Wireless |
| 337-885 | Brightspeed | Landline |
| 337-886 | AT&T Southeast (BellSouth) | Landline |
| 337-888 | AT&T Mobility | Wireless |
| 337-889 | Hunt Telecommunications | Landline |
| 337-892 | AT&T Southeast (BellSouth) | Landline |
| 337-893 | AT&T Southeast (BellSouth) | Landline |
| 337-895 | Twilio | VoIP |
| 337-896 | AT&T Southeast (BellSouth) | Landline |
| 337-898 | AT&T Southeast (BellSouth) | Landline |
| 337-900 | Onvoy (Sinch) | VoIP |
| 337-901 | Onvoy Spectrum (Sinch) | VoIP |
| 337-903 | Wavenation | Landline |
| 337-904 | Windstream (Paetec) | Landline |
| 337-905 | Lbh, LLC dba Cameron Communications | Landline |
| 337-907 | Comcast (Xfinity Voice) | VoIP |
| 337-909 | Verizon Wireless | Wireless |
| 337-912 | Metro by T-Mobile (MetroPCS) | Wireless |
| 337-915 | Windstream (Paetec) | Landline |
| 337-917 | Windstream (Paetec) | Landline |
| 337-918 | Comcast (Xfinity Voice) | VoIP |
| 337-920 | AT&T Southeast (BellSouth) | Landline |
| 337-923 | AT&T Southeast (BellSouth) | Landline |
| 337-924 | AT&T Southeast (BellSouth) | Landline |
| 337-930 | Verizon Wireless | Wireless |
| 337-935 | Comcast (Xfinity Voice) | VoIP |
| 337-936 | Verizon Wireless | Wireless |
| 337-937 | AT&T Southeast (BellSouth) | Landline |
| 337-940 | AT&T Mobility | Wireless |
| 337-942 | AT&T Southeast (BellSouth) | Landline |
| 337-943 | AT&T Southeast (BellSouth) | Landline |
| 337-944 | Comcast (Xfinity Voice) | VoIP |
| 337-945 | AT&T Mobility | Wireless |
| 337-946 | Commio | Landline |
| 337-948 | AT&T Southeast (BellSouth) | Landline |
| 337-962 | AT&T Mobility | Wireless |
| 337-965 | AT&T Mobility | Wireless |
| 337-967 | AT&T Mobility | Wireless |
| 337-977 | Verizon Wireless | Wireless |
| 337-981 | AT&T Southeast (BellSouth) | Landline |
| 337-983 | AT&T Southeast (BellSouth) | Landline |
| 337-984 | AT&T Southeast (BellSouth) | Landline |
| 337-988 | AT&T Southeast (BellSouth) | Landline |
| 337-989 | AT&T Southeast (BellSouth) | Landline |
| 337-990 | Windstream (Paetec) | Landline |
| 337-991 | AT&T Southeast (BellSouth) | Landline |
| 337-993 | AT&T Southeast (BellSouth) | Landline |
| 337-998 | Verizon Wireless | Wireless |
| 337-999 | Bandwidth.com | VoIP |
Line type reflects the registry assignment; ported numbers can differ. Unknown 337 number calling? ActiveArmor® screens it before you ever look it up.
Cities & Communities in and around Area Code 337
Communities the 337 serves, filtered against the numbering registry’s rate centers, with each community’s key ZIP codes and the AT&T home internet available there. Cities link to their local AT&T internet page.
| City / community | Key ZIP codes | AT&T internet |
|---|---|---|
| Abbeville | 70575, 70510, 70533 | Fiber up to 5 GIG |
| Anacoco | 71439, 71403 | Internet Air |
| Arnaudville | 70512, 70551, 70541 | Internet Air |
| Baldwin | 70514, 70523, 70538 | Internet Air |
| Basile | 70515, 70532 | Internet Air |
| Branch | 70516, 70525, 70578 | Internet Air |
| Breaux Bridge | 70501, 70517, 70507 | Internet Air |
| Broussard | 70518, 70508, 70519 | Fiber up to 5 GIG |
| Bunkie | 71322, 71341, 71333 | Internet Air |
| Carencro | 70520, 70507, 70501 | Fiber up to 5 GIG |
| Charenton | 70523, 70514, 70538 | Check address |
| Cheneyville | 71325, 71330 | Internet Air |
| Church Point | 70525, 70516, 70584 | Internet Air |
| Crowley | 70526, 70534, 70578 | Internet Air |
| Delcambre | 70533, 70528, 70513 | Internet Air |
| Dequincy | 70633 | Internet Air |
| Deridder | 70634, 70659 | Fiber up to 5 GIG |
| Duson | 70529, 70583, 70578 | Fiber up to 5 GIG |
| Egan | 70531, 70537, 70556 | Internet Air |
| Elton | 70532, 70515 | Internet Air |
| Erath | 70533, 70528, 70575 | Internet Air |
| Estherwood | 70534, 70559, 70531 | Internet Air |
| Eunice | 70535, 70524 | Internet Air |
| Franklin | 70538, 70514, 70522 | Internet Air |
| Gueydan | 70542, 70559 | Internet Air |
| Iota | 70543, 70531, 70537 | Internet Air |
| Iowa | 70647, 70650, 70615 | Fiber up to 5 GIG |
| Jeanerette | 70544 | Internet Air |
| Jennings | 70546, 70556, 70581 | Internet Air |
| Kaplan | 70575 | Internet Air |
| Kinder | 70648 | Internet Air |
| Krotz Springs | 70750, 71353, 70756 | Internet Air |
| Lafayette | 70503, 70501, 70506 | Fiber up to 5 GIG |
| Lake Arthur | 70542 | Internet Air |
| Lake Charles | 70609, 70601, 70629 | Fiber up to 5 GIG |
| Lawtell | 70550, 70570, 70525 | Check address |
| Leesville | 71461, 71459, 71446 | Internet Air |
| Longville | 70652 | Internet Air |
| Loreauville | 70563, 70552, 70582 | Check address |
| Mamou | 70580, 70554, 70586 | Internet Air |
| Maurice | 70555, 70558, 70503 | Fiber up to 5 GIG |
| Melville | 70753, 71353, 71358 | Internet Air |
| Mermentau | 70556, 70537, 70559 | Check address |
| Merryville | 70653 | Fiber up to 5 GIG |
| Midland | 70559, 70534, 70531 | Check address |
| Morgan City | 70342, 70340, 70380 | Fiber up to 5 GIG |
| Morse | 70559, 70534, 70556 | Internet Air |
| Moss Bluff | 70611, 70629, 70601 | Fiber up to 5 GIG |
| New Iberia | 70560, 70563, 70519 | Fiber up to 5 GIG |
| New Llano | 71461, 71459, 71446 | Internet Air |
| Oberlin | 70655 | Internet Air |
| Opelousas | 70570, 70550, 70551 | Fiber up to 5 GIG |
| Palmetto | 71358, 71345 | Internet Air |
| Parks | 70582, 70517 | Check address |
| Patterson | 70392, 70342 | Internet Air |
| Port Barre | 70577, 70551 | Internet Air |
| Rayne | 70578, 70529, 70526 | Internet Air |
| Reeves | 70658, 70651, 70657 | Internet Air |
| Roanoke | 70581, 70546, 70591 | Internet Air |
| Rosepine | 70659 | Internet Air |
| Scott | 70583, 70506, 70529 | Internet Air |
| Singer | 70660 | Internet Air |
| Sulphur | 70663, 70669 | Fiber up to 5 GIG |
| Sunset | 70541, 70584, 70520 | Internet Air |
| Ville Platte | 70586 | Internet Air |
| Vinton | 70668 | Internet Air |
| Washington | 70589, 70570 | Internet Air |
| Welsh | 70591, 70581, 70650 | Internet Air |
| Westlake | 70669, 70629, 70601 | Fiber up to 5 GIG |
| Youngsville | 70592, 70508, 70558 | Fiber up to 5 GIG |
City list: AT&T service-area records and the public numbering registry. Key ZIPs: U.S. Census data for each community. Internet type: AT&T eligibility data, June 2026. Availability is always confirmed at your exact address.
337 Area Code Map
Area code 337 serves Lafayette and nearby communities in LA.
↓ Printable PDF
Open the printable 337 map (PDF) · All Louisiana area codes · Home internet in Lafayette
Counties Covered by the 337 Area Code
Counties are served in whole or in part; population is U.S. Census Bureau ACS 2023. The 337 also reaches parts of Iberia Parish, Acadia Parish, Vermilion Parish, St. Martin Parish, St. Mary Parish, Vernon Parish, Avoyelles Parish, Beauregard Parish and 3 more.
The 337, explained
Area Code 337: More Than a Number in Lafayette
In Lafayette, the 337 is more than digits on a caller ID. It arrived in 1999, carved out of the 318, and it has meant Lafayette and surrounding communities ever since — 599 carrier prefixes keep its lines busy today, and an established 337 number still says you’ve been here a while.
The map tells its own story: Lafayette and surrounding communities, with no overlay on its territory. The area and the code are still one and the same — rare in Louisiana and getting rarer nationwide.
Keeping a 337 matters here. An existing 337 number ports to a new phone, a new carrier, or a new AT&T line, and stays yours anywhere in the U.S.
Need a new local number? Shop plans Keep your 337: bring it to AT&TInternet, wireless & stores in the 337
AT&T Home Internet in Area Code 337
AT&T home internet serves communities across area code 337, with AT&T Fiber where it’s built and AT&T Internet Air covering the gaps. Availability is decided address by address; every community in the table above links to its local internet page.
No data capsNo annual contractNo equipment fees
AT&T Fiber: Ltd. avail/areas. Speeds based on wired connection. Actual speeds vary. For 5-GIG, single device wired speed maximum 4.7Gbps. For more info., visit att.com/speed101. AT&T Internet Air: AT&T Internet Air not available in all areas. In rare cases, if your usage is contributing to congestion on the network, AT&T will greatly reduce your speed for a minimum of 30 min.
Pair it with wireless in an internet + wireless bundle. Run a business in the 337? AT&T Business Internet is available at many addresses.
Fiber install day in the 337Check your address ›
Moving to Area Code 337?
Set up home internet in area code 337 before the boxes arrive, and find your new community in the table above or check your exact address below.
Your number moves with you: port your 337 number from anywhere, or keep your old number when you arrive. An AT&T store nearby can handle the whole switch in one visit.
1 · Check your addressSee Fiber or Internet Air availability in seconds.
2 · Schedule for move-in dayInstall lined up before the boxes arrive.
3 · Keep your numberYour mobile number ports; your internet moves.
Get set up before move-in dayPlan your move ›
AT&T Wireless in Area Code 337
AT&T’s 5G network covers most of area code 337. ActiveArmor® spam blocking is included with every unlimited plan, your 337 number stays yours, and great cell phone deals in Lafayette are a tap away.
5G across the 337ActiveArmor® includedKeep your 337 number
AT&T may temporarily slow data speeds if the network is busy. 5G req’s compatible plan & device. Coverage not available everywhere. Learn more at att.com/5Gforyou.
Need a new 337 number? Ask when you activate a line, and porting an existing 337 number keeps it yours.
Stay connected across LafayetteShop wireless plans ›
AT&T Stores in Area Code 337
Looking for cell phone stores in area code 337? These stores answer on 337 numbers — walk in for switching, porting, upgrades and hands-on help:
Every AT&T store in the region, company owned and authorized retailer alike, each with its own store page.
Real help from real people in LafayetteFind your store ›
All AT&T Stores with 337 Numbers
Every store below answers on a 337 number. Tap any number to call.
27 AT&T stores with 337 numbers
International Calling from Area Code 337
Calling abroad from area code 337? AT&T International Calling adds discounted or unlimited rates to 200+ countries on top of your existing plan, and unlimited texting from the U.S. to 200+ destinations is already included on AT&T unlimited plans.
Where the 337 calls most:HondurasMexicoVietnamGuatemalaIndia
Top places of birth among foreign-born residents of the 337’s counties, U.S. Census Bureau ACS 2023.
Calling abroad from a 337 number: dial 011 + country code + number (or just + on a mobile). Traveling abroad instead? International Day Pass® takes your talk, text and data with you for a flat daily rate.
International Calling and International Day Pass® availability, rates and included destinations vary by plan; see att.com for the current country list.
Lafayette calls the worldSee international plans ›
337 Area Code Quick Facts & Dialing
StateLouisiana
Time zoneCentral
OverlaysNonethe 337 stands alone
Established1999split from the 318
Dialing10 digitsrequired since the 988 transition
Toll-free?Nogeographic code
Population1.17Mcounties served, Census 2023
Largest cityLafayette+69 more ›
How to dial a 337 number
| Scenario | Format | Example |
|---|---|---|
| Local call (within the region) | 337 + 7-digit number | (337) 555-0100 |
| Long distance (within the U.S.) | 1 + 337 + 7-digit number | 1 (337) 555-0100 |
| Calling 337 from another country | +1 337 + 7-digit number | +1 337 555 0100 |
| From a mobile phone | (337) + 7-digit number | (337) 555-0100 |
A Short History of Area Code 337
Created in 1999 as a split from the 318, the 337 has meant Lafayette and surrounding communities ever since. No splits or overlays have divided its territory since.
1999Split from the 318
In service since 1999, with no overlay on its territory today.
Nearby & Related Area Codes
Browse area codes by state: Louisiana (6) · California (41) · Texas (29) · Florida (23) · all 50 states ›
Area Code 337 FAQ
What area code is 337?
337 is the area code for Lafayette, Louisiana and the surrounding communities. It appears at the front of every local 10-digit phone number in the area.
Where is area code 337?
Area code 337 serves Lafayette, Louisiana and nearby communities including Abbeville, Anacoco, Arnaudville. The full city list is in the cities table above.
Why did I get a text message from a 337 number?
The most common 337 text scam opens like a wrong number (“u at home?”, “are you busy tomorrow?”) and tries to move you to WhatsApp. Don’t reply. Forward the text to 7726 (SPAM) and delete it. AT&T ActiveArmor® filters known scam senders automatically.
Who called me from area code 337?
A 337 number usually means Lafayette or a nearby community, but spoofing is common. This page’s prefix lookup isn’t a reverse phone lookup — it can’t name the caller, but it shows the carrier, line type and community a number was issued to, which is often enough to judge a call.
What time zone is area code 337?
Central time. The live local time is shown at the top of this page.
Why am I getting calls from 337 numbers?
337 is an active, legitimate Louisiana area code, but scammers spoof local numbers because people answer them. If there’s no voicemail, let it go. AT&T ActiveArmor® blocks and labels spam automatically, and you can report unwanted calls at reportfraud.ftc.gov. The spam report board above shows which 337 prefixes are drawing complaints right now.
Is 337 a toll-free number?
No. 337 is a geographic area code tied to Lafayette, Louisiana. Toll-free calls come from 800, 833, 844, 855, 866, 877 and 888 numbers.
When was area code 337 created?
Area code 337 entered service in 1999 and still covers Lafayette and the surrounding Louisiana communities today. The full timeline is in the history section above.
Which cities use area code 337?
The largest communities include Abbeville, Anacoco, Arnaudville, Baldwin, Basile. The full list is in the cities table above.
Does AT&T offer service in the 337?
Yes: home internet, wireless and retail stores across the 337. Availability is checked address by address.
Can I still get a 337 number?
Yes. Carriers in Lafayette and across the 337 still issue 337 numbers on new lines, and you can port an existing 337 number to any carrier.
Can I keep my 337 number if I move?
Yes. Phone numbers are portable: your 337 number can move with you anywhere in the U.S., whether you stay with your carrier or switch.
Sources: city and store data from AT&T records; prefix and carrier assignments from the public numbering registry (pulled July 2026). Facts regenerate monthly.
