California · Pacific Time  Updated July 2026

Area Code 747

Glendale and surrounding communities

Area code 747 serves Glendale, California and communities including Agoura, Agoura Hills, Agua Dulce and more. Every city it covers is listed below, with who-called help, the live local time and the full prefix registry.

Getting calls from a 747 number? The code is legit, but spoofing is common. Look up the prefix ›
Largest cityGlendale
Local time12:10 AM PT
Nearby818 · 213 · 310
Since2009
Call now?Late in Glendale. Consider texting

Who Called Me from Area Code 747?

Quick answerA 747 call usually comes from Glendale 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 747 prefixes, right on this page.
  • Curious who issued a number? Every 747 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 747 prefixes this month
PrefixReported patternReport volume
(747) 315-XXXXRobocall-heavy
(747) 205-XXXXRobocall-heavy
(747) 338-XXXXRobocall-heavy
(747) 293-XXXXRobocall-heavy
(747) 297-XXXXRobocall-heavy

144 unwanted-call reports naming 747 numbers in FTC Do Not Call complaint data, July 2–17, 2026. Consumer-reported and unverified.

Block spam calls in the 747, 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 trial
Try 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
Start your free trialCompatible iPhone required. 5G requires a compatible plan and device; coverage not available everywhere. Terms & restrictions apply.
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 747 a Scam?

No. 747 is a legitimate Glendale area code.

It’s added to the 818 region in 2009 and serves Glendale and surrounding communities. But legitimacy of the code says nothing about any single call. Scammers spoof local numbers constantly.

The code is realAdded to the 818 region in 2009; 254 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 747 numbers

The most common area code 747 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 747

Caller ID is easy to forge. Spoofing fakes the number a call displays. The real owner of that 747 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 747 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 747 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.

747 Area Code Prefix & Carrier Lookup

The three digits after the area code identify the carrier a number was issued to. All 254 assigned 747 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 747 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.

254 prefixes · updated monthly
PrefixCarrierLine type
747-200Lumen (Level 3)VoIP
747-201Lumen (Level 3)VoIP
747-202Lumen (Level 3)VoIP
747-203T-MobileWireless
747-204Onvoy (Sinch)VoIP
747-205Onvoy (Sinch)VoIP
747-206AT&T MobilityWireless
747-207Bandwidth.comVoIP
747-208Bandwidth.comVoIP
747-209AT&T MobilityWireless
747-210AT&T (Teleport Communications)Landline
747-212Onvoy (Sinch)VoIP
747-213T-MobileWireless
747-214AT&T MobilityWireless
747-215Verizon WirelessWireless
747-216Bandwidth.comVoIP
747-217Bandwidth.comVoIP
747-218T-MobileWireless
747-219AT&T MobilityWireless
747-220Peerless NetworkVoIP
747-221Lumen (Level 3)VoIP
747-222Bandwidth.comVoIP
747-223Peerless NetworkVoIP
747-224Verizon Business (MCImetro)Landline
747-225Spectrum (TWC IP)Landline
747-226Spectrum (TWC IP)Landline
747-227Lumen (Level 3)VoIP
747-228Connectto CommunicationsLandline
747-229Lumen (Level 3)VoIP
747-230T-MobileWireless
747-231T-MobileWireless
747-232Verizon WirelessWireless
747-233Lumen (CenturyLink)Landline
747-234Verizon Business (MCImetro)Landline
747-235AT&T MobilityWireless
747-236Bandwidth.comVoIP
747-237T-MobileWireless
747-238Metro by T-Mobile (MetroPCS)Wireless
747-239Verizon WirelessWireless
747-240T-MobileWireless
747-241T-MobileWireless
747-242Lumen (Level 3)VoIP
747-243T-MobileWireless
747-244AT&T MobilityWireless
747-245Onvoy (Sinch)VoIP
747-246T-MobileWireless
747-247TPx CommunicationsLandline
747-248Bandwidth.comVoIP
747-249Peerless NetworkVoIP
747-250T-MobileWireless
747-251Lumen (Level 3)VoIP
747-252T-MobileWireless
747-253Bandwidth.comVoIP
747-254Bandwidth.comVoIP
747-255T-MobileWireless
747-256T-MobileWireless
747-257T-MobileWireless
747-258Verizon WirelessWireless
747-259AT&T MobilityWireless
747-260T-MobileWireless
747-261AT&T (Teleport Communications)Landline
747-262Metro by T-Mobile (MetroPCS)Wireless
747-263Bandwidth.comVoIP
747-264Spectrum (TWC IP)Landline
747-265T-MobileWireless
747-266AT&T MobilityWireless
747-267T-MobileWireless
747-268Bandwidth.comVoIP
747-269Metro by T-Mobile (MetroPCS)Wireless
747-270BluipLandline
747-271AT&T MobilityWireless
747-272Lumen (Level 3)VoIP
747-273AT&T MobilityWireless
747-274T-MobileWireless
747-275AT&T MobilityWireless
747-276T-MobileWireless
747-277Verizon WirelessWireless
747-278ShelcommLandline
747-279T-MobileWireless
747-280ShelcommLandline
747-281Peerless NetworkVoIP
747-282AT&T MobilityWireless
747-283T-MobileWireless
747-284AT&T MobilityWireless
747-285Bandwidth.comVoIP
747-286Metro by T-Mobile (MetroPCS)Wireless
747-287T-MobileWireless
747-288AT&T MobilityWireless
747-289AT&T MobilityWireless
747-290AT&T MobilityWireless
747-291T-MobileWireless
747-292Bandwidth.comVoIP
747-293VonageVoIP
747-294TwilioVoIP
747-295AT&T MobilityWireless
747-296T-MobileWireless
747-297Bandwidth.comVoIP
747-298Bandwidth.comVoIP
747-299VonageVoIP
747-300Onvoy (Sinch)VoIP
747-301AT&T MobilityWireless
747-302Bandwidth.comVoIP
747-303AT&T MobilityWireless
747-304AT&T MobilityWireless
747-305T-MobileWireless
747-306T-MobileWireless
747-307Onvoy (Sinch)VoIP
747-308T-MobileWireless
747-309Bandwidth.comVoIP
747-310Onvoy (Sinch)VoIP
747-312AT&T MobilityWireless
747-313T-MobileWireless
747-314T-MobileWireless
747-315Stratus NetworksLandline
747-316T-MobileWireless
747-317Bandwidth.comVoIP
747-318Verizon Business (MCImetro)Landline
747-319AT&T MobilityWireless
747-320T-MobileWireless
747-321T-MobileWireless
747-322Peerless NetworkVoIP
747-323Onvoy (Sinch)VoIP
747-324T-MobileWireless
747-325Bandwidth.comVoIP
747-326Bandwidth.comVoIP
747-327Onvoy (Sinch)VoIP
747-328Bandwidth.comVoIP
747-329T-MobileWireless
747-330Utility Telecom GroupLandline
747-331T-MobileWireless
747-332AT&T MobilityWireless
747-333Verizon WirelessWireless
747-334Bandwidth.comVoIP
747-335Onvoy (Sinch)VoIP
747-336FracTELLandline
747-337Onvoy (Sinch)VoIP
747-338Onvoy (Sinch)VoIP
747-339Onvoy (Sinch)VoIP
747-340Onvoy (Sinch)VoIP
747-341Onvoy (Sinch)VoIP
747-342FracTELLandline
747-343Onvoy (Sinch)VoIP
747-344Onvoy (Sinch)VoIP
747-345FracTELLandline
747-346Onvoy (Sinch)VoIP
747-347Metro by T-Mobile (MetroPCS)Wireless
747-348FracTELLandline
747-349Metro by T-Mobile (MetroPCS)Wireless
747-350T-MobileWireless
747-351Onvoy (Sinch)VoIP
747-352T-MobileWireless
747-353T-MobileWireless
747-354T-MobileWireless
747-355Barr Tell UsaLandline
747-356FracTELLandline
747-357Onvoy (Sinch)VoIP
747-358Onvoy (Sinch)VoIP
747-359Onvoy (Sinch)VoIP
747-360Onvoy (Sinch)VoIP
747-361T-MobileWireless
747-362AT&T MobilityWireless
747-363T-MobileWireless
747-364T-MobileWireless
747-365T-MobileWireless
747-366FracTELLandline
747-367Ton80 CommunicationsLandline
747-368T-MobileWireless
747-369T-MobileWireless
747-370T-MobileWireless
747-371T-MobileWireless
747-372T-MobileWireless
747-373T-MobileWireless
747-374T-MobileWireless
747-375Onvoy Spectrum (Sinch)VoIP
747-376AT&T MobilityWireless
747-377FracTELLandline
747-378AT&T MobilityWireless
747-379Boost MobileLandline
747-380AT&T (Teleport Communications)Landline
747-381Verizon WirelessWireless
747-383T-MobileWireless
747-384T-MobileWireless
747-385AT&T (Teleport Communications)Landline
747-388FracTELLandline
747-389Metro by T-Mobile (MetroPCS)Wireless
747-397Ton80 CommunicationsLandline
747-399FracTELLandline
747-400Onvoy (Sinch)VoIP
747-426Ton80 CommunicationsLandline
747-441Onvoy (Sinch)VoIP
747-444Onvoy (Sinch)VoIP
747-447Onvoy (Sinch)VoIP
747-463Ton80 CommunicationsLandline
747-465Metro by T-Mobile (MetroPCS)Wireless
747-466Ton80 CommunicationsLandline
747-474FracTELLandline
747-476Onvoy (Sinch)VoIP
747-477Onvoy (Sinch)VoIP
747-488FracTELLandline
747-494Windstream (Paetec)Landline
747-499FracTELLandline
747-500Onvoy (Sinch)VoIP
747-528Ton80 CommunicationsLandline
747-529Onvoy (Sinch)VoIP
747-566FracTELLandline
747-567FracTELLandline
747-577FracTELLandline
747-588FracTELLandline
747-599FracTELLandline
747-600Onvoy (Sinch)VoIP
747-609AT&T MobilityWireless
747-666Onvoy (Sinch)VoIP
747-667FracTELLandline
747-677FracTELLandline
747-688FracTELLandline
747-699FracTELLandline
747-717Onvoy (Sinch)VoIP
747-724FracTELLandline
747-727Onvoy (Sinch)VoIP
747-732FracTELLandline
747-737Onvoy (Sinch)VoIP
747-744FracTELLandline
747-745AT&T (Teleport Communications)Landline
747-746Ton80 CommunicationsLandline
747-747Onvoy (Sinch)VoIP
747-755Integrated Path CommunicationsLandline
747-758FracTELLandline
747-766FracTELLandline
747-767Ton80 CommunicationsLandline
747-774Onvoy (Sinch)VoIP
747-777Bandwidth.comVoIP
747-786FracTELLandline
747-788FracTELLandline
747-789FracTELLandline
747-799FracTELLandline
747-800Onvoy (Sinch)VoIP
747-832Ton80 CommunicationsLandline
747-836Ton80 CommunicationsLandline
747-837Ton80 CommunicationsLandline
747-842FracTELLandline
747-850Onvoy Spectrum (Sinch)VoIP
747-877FracTELLandline
747-888Spectrum (TWC IP)Landline
747-895Onvoy (Sinch)VoIP
747-899FracTELLandline
747-900Onvoy (Sinch)VoIP
747-922FracTELLandline
747-944FracTELLandline
747-946FracTELLandline
747-955FracTELLandline
747-966FracTELLandline
747-977FracTELLandline
747-998At&T EnterprisesLandline
747-999Bandwidth.comVoIP

Line type reflects the registry assignment; ported numbers can differ. Unknown 747 number calling? ActiveArmor® screens it before you ever look it up.

Cities & Communities in and around Area Code 747

Communities the 747 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 / communityKey ZIP codesAT&T internet
Agoura Hills91301, 91377, 91362Internet Air
Alhambra91801, 91803, 91030Fiber up to 5 GIG
Altadena91001, 91104, 91103Fiber up to 5 GIG
Arcadia91006, 91007, 91780Fiber up to 5 GIG
Azusa91010, 91722, 91008Internet Air
Bell Canyon91307, 93064, 91304Fiber up to 5 GIG
Brea92821, 92870, 92835Fiber up to 5 GIG
Burbank91502, 91506, 91505Fiber up to 5 GIG
Calabasas91302, 90290, 91367Internet Air
Covina91723, 91722, 91724Internet Air
Culver City90230, 90232, 90034Fiber up to 5 GIG
El Monte91732, 91731, 91780Fiber up to 5 GIG
Glendale91208, 91207, 91202Fiber up to 5 GIG
Hacienda Heights91745, 90602, 91744Internet Air
Hidden Hills91307, 91367, 91302Check address
Huntington Park90255, 90058, 90270Fiber up to 5 GIG
Irwindale91706, 91010, 91008Check address
La Puente91744, 91746, 91745Internet Air

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.

747 Area Code Map

Area code 747 serves Glendale and nearby communities in CA.

Map of area code 747 coverage in California↓  Printable PDF

Open the printable 747 map (PDF) · All California area codes · Home internet in Glendale

Counties Covered by the 747 Area Code

Los Angeles County
Share of combined population71%
Population10,014,009
Largest 747 cityGlendale
Orange County
Share of combined population23%
Population3,186,989
Largest 747 cityBrea
Ventura County
Share of combined population6%
Population843,843
Largest 747 cityThousand Oaks

Counties are served in whole or in part; population is U.S. Census Bureau ACS 2023.

The 747, explained

Area Code 747: More Than a Number in Glendale

In Glendale, the 747 is more than digits on a caller ID. It arrived in 2009, layered onto the 818 region, and it has meant Glendale and surrounding communities ever since — 254 carrier prefixes keep its lines busy today, and an established 747 number still says you’ve been here a while.

The map tells its own story: Glendale and surrounding communities, with 818 sharing the same streets today. Several codes, one local calling area, no long-distance between any of them — only the 747 came first.

Keeping a 747 matters here. An existing 747 number ports to a new phone, a new carrier, or a new AT&T line, and stays yours anywhere in the U.S. New lines in the area often draw 818 instead — one more reason locals hold on to theirs.

Need a new local number? Shop plans Keep your 747: bring it to AT&T

Internet, wireless & stores in the 747

AT&T Home Internet in Area Code 747

AT&T home internet serves communities across area code 747, 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 747? AT&T Business Internet is available at many addresses.

Family streaming together on AT&T home internet
Fiber install day in the 747Check your address ›

Moving to Area Code 747?

Set up home internet in area code 747 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 747 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.
Couple setting up internet on a laptop among moving boxes
Get set up before move-in dayPlan your move ›

AT&T Wireless in Area Code 747

AT&T’s 5G network covers most of area code 747. ActiveArmor® spam blocking is included with every unlimited plan, your 747 number stays yours, and great cell phone deals in Glendale are a tap away.

5G across the 747ActiveArmor® includedKeep your 747 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 747 number? Ask when you activate a line: the 747 shares its territory with 818, so new lines may draw one of those codes, and porting an existing 747 number keeps it yours.

See the AT&T wireless coverage map for the 747 ›

Woman smiling at her phone on an Glendale street
Stay connected across GlendaleShop wireless plans ›

AT&T Stores in Area Code 747

Looking for cell phone stores in area code 747? These stores answer on 747 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.

AT&T store employee helping a customer with her phone
Real help from real people in GlendaleFind your store ›

International Calling from Area Code 747

Calling abroad from area code 747? 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 747 calls most:MexicoPhilippinesChinaIndiaVietnam

Top places of birth among foreign-born residents of the 747’s counties, U.S. Census Bureau ACS 2023.

Calling abroad from a 747 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.

Father and son waving during a video call with family abroad
Glendale calls the worldSee international plans ›

747 Area Code Quick Facts & Dialing

Time zonePacific
Overlays818share this territory
Established2009added to the 818 region
Dialing10 digitsrequired
Toll-free?Nogeographic code
Population14.04Mcounties served, Census 2023

How to dial a 747 number

ScenarioFormatExample
Local call (within the region)747 + 7-digit number(747) 555-0100
Long distance (within the U.S.)1 + 747 + 7-digit number1 (747) 555-0100
Calling 747 from another country+1 747 + 7-digit number+1 747 555 0100
From a mobile phone(747) + 7-digit number(747) 555-0100

A Short History of Area Code 747

Added in 2009 to the 818 region, the 747 serves Glendale and surrounding communities. No splits or overlays have divided its territory since.

2009Added to the 818 region

In service since 2009. Today the 747’s territory is shared with overlay code 818, so ten-digit dialing is required.

Nearby & Related Area Codes

Browse area codes by state: California (41) · Texas (29) · Florida (23) · all 50 states ›

Area Code 747 FAQ

What area code is 747?
747 is the area code for Glendale, California and the surrounding communities. It appears at the front of every local 10-digit phone number in the area.
Where is area code 747?
Area code 747 serves Glendale, California and nearby communities including Agoura, Agoura Hills, Agua Dulce. The full city list is in the cities table above.
Why did I get a text message from a 747 number?
The most common 747 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 747?
A 747 number usually means Glendale 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 747?
Pacific time. The live local time is shown at the top of this page.
Why am I getting calls from 747 numbers?
747 is an active, legitimate California 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 747 prefixes are drawing complaints right now.
Is 747 a toll-free number?
No. 747 is a geographic area code tied to Glendale, California. Toll-free calls come from 800, 833, 844, 855, 866, 877 and 888 numbers.
What’s the difference between 747 and 818?
Nothing on the map: 747 is an overlay of 818, covering the same Glendale area. Calls between them are local; only the three digits at the front differ.
Which cities use area code 747?
The largest communities include Agoura Hills, Alhambra, Altadena, Arcadia, Azusa. The full list is in the cities table above.
Does AT&T offer service in the 747?
Yes: home internet, wireless and retail stores across the 747. Availability is checked address by address.
Can I still get a 747 number?
Yes. Carriers in Glendale and across the 747 still issue 747 numbers on new lines, and you can port an existing 747 number to any carrier. Newer lines in the same area may also receive numbers from an overlay code.
Can I keep my 747 number if I move?
Yes. Phone numbers are portable: your 747 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.
Check AT&T availability at your address
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