835 Area Code: Allentown, PA | Who Called, Map & Local Time

Who Called Me from Area Code 835?

Quick answerA 835 call usually comes from Allentown 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 835 prefixes, right on this page.
Curious who issued a number? Every 835 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 835 prefixes this month

PrefixReported patternReport volume

(835) 249-XXXXRobocall-heavy

(835) 200-XXXXRobocall-heavy

(835) 201-XXXXRobocall-heavy

22 unwanted-call reports naming 835 numbers in FTC Do Not Call complaint data, July 2–17, 2026. Consumer-reported and unverified.

Block spam calls in the 835, 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 works Included 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 835 a Scam?

No. 835 is a legitimate Allentown area code.

It’s added to the 484 region in 2022 and serves Allentown 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 484 region in 2022; 104 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 835 numbers

The most common area code 835 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 835

Caller ID is easy to forge. Spoofing fakes the number a call displays. The real owner of that 835 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 835 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 835 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.

835 Area Code Prefix & Carrier Lookup

The three digits after the area code identify the carrier a number was issued to. All 104 assigned 835 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 835 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.

104 prefixes · updated monthly

Prefix	Carrier	Line type
835-200	Nuso	Landline
835-201	Bandwidth.com	VoIP
835-202	T-Mobile (Omnipoint)	Wireless
835-203	Comcast (Xfinity Voice)	VoIP
835-204	T-Mobile (Omnipoint)	Landline
835-205	AT&T Mobility	Wireless
835-206	Lumen (Level 3)	VoIP
835-207	T-Mobile (Omnipoint)	Landline
835-208	AT&T Mobility	Wireless
835-209	Commio	Landline
835-210	AT&T Mobility	Wireless
835-212	T-Mobile (Omnipoint)	Landline
835-213	Onvoy (Sinch)	VoIP
835-214	AT&T (Teleport Communications)	Landline
835-215	Nuso	Landline
835-216	Boost Mobile	Landline
835-217	Boost Mobile	Landline
835-218	AT&T Mobility	Wireless
835-219	AT&T Mobility	Wireless
835-220	AT&T Mobility	Wireless
835-221	T-Mobile (Omnipoint)	Landline
835-222	AT&T Mobility	Wireless
835-223	AT&T Mobility	Wireless
835-224	AT&T Mobility	Wireless
835-225	T-Mobile (Omnipoint)	Landline
835-226	T-Mobile (Omnipoint)	Landline
835-227	T-Mobile (Omnipoint)	Landline
835-228	AT&T Mobility	Wireless
835-229	Onvoy (Sinch)	VoIP
835-230	Onvoy (Sinch)	VoIP
835-231	T-Mobile (Omnipoint)	Landline
835-232	AT&T Mobility	Wireless
835-233	AT&T Mobility	Wireless
835-234	Lumen (Level 3)	VoIP
835-235	AT&T Mobility	Wireless
835-236	AT&T Mobility	Wireless
835-237	AT&T Mobility	Wireless
835-238	AT&T Mobility	Wireless
835-239	T-Mobile (Omnipoint)	Landline
835-240	AT&T Mobility	Wireless
835-241	AT&T Mobility	Wireless
835-242	Lumen (Level 3)	VoIP
835-243	Onvoy (Sinch)	VoIP
835-244	AT&T Mobility	Wireless
835-245	T-Mobile (Omnipoint)	Landline
835-246	AT&T Mobility	Wireless
835-247	AT&T Mobility	Wireless
835-248	AT&T Mobility	Wireless
835-249	Eon Telecom	Landline
835-250	AT&T Mobility	Wireless
835-251	Eon Telecom	Landline
835-252	Eon Telecom	Landline
835-253	T-Mobile (Omnipoint)	Landline
835-254	AT&T Mobility	Wireless
835-255	AT&T Mobility	Wireless
835-256	AT&T Mobility	Wireless
835-257	AT&T Mobility	Wireless
835-258	Verizon Wireless	Wireless
835-259	Onvoy (Sinch)	VoIP
835-260	AT&T Mobility	Wireless
835-261	Boost Mobile	Landline
835-262	Onvoy (Sinch)	VoIP
835-263	AT&T Mobility	Wireless
835-264	AT&T Mobility	Wireless
835-265	T-Mobile (Omnipoint)	Landline
835-266	Onvoy (Sinch)	VoIP
835-267	AT&T Mobility	Wireless
835-268	AT&T Mobility	Wireless
835-269	Exiant Communications	Landline
835-270	Exiant Communications	Landline
835-271	AT&T Mobility	Wireless
835-272	Verizon Wireless	Wireless
835-273	T-Mobile (Omnipoint)	Landline
835-274	Onvoy (Sinch)	VoIP
835-275	AT&T Mobility	Wireless
835-276	AT&T Mobility	Wireless
835-277	Onvoy (Sinch)	VoIP
835-278	T-Mobile (Omnipoint)	Landline
835-279	AT&T Mobility	Wireless
835-280	AT&T Mobility	Wireless
835-281	AT&T Mobility	Wireless
835-282	AT&T Mobility	Wireless
835-283	AT&T Mobility	Wireless
835-284	AT&T Mobility	Wireless
835-285	T-Mobile (Omnipoint)	Landline
835-286	T-Mobile (Omnipoint)	Landline
835-287	AT&T Mobility	Wireless
835-288	Onvoy (Sinch)	VoIP
835-289	Onvoy (Sinch)	VoIP
835-290	AT&T Mobility	Wireless
835-291	AT&T Mobility	Wireless
835-292	AT&T Mobility	Wireless
835-293	AT&T Mobility	Wireless
835-294	AT&T Mobility	Wireless
835-295	Voip Innovations	VoIP
835-296	North Penn Long Distance Corporation	Landline
835-333	Exiant Communications	Landline
835-444	Exiant Communications	Landline
835-777	Terra Nova Telecom	Landline
835-835	Onvoy Spectrum (Sinch)	VoIP
835-888	Terra Nova Telecom	Landline
835-997	T-Mobile (Omnipoint)	Landline
835-998	AT&T Mobility	Wireless
835-999	Terra Nova Telecom	Landline

Line type reflects the registry assignment; ported numbers can differ. Unknown 835 number calling? ActiveArmor® screens it before you ever look it up.

Cities & Communities in and around Area Code 835

Communities the 835 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
Alburtis	18062, 18011, 18087	Internet Air
Allentown	18101, 18102, 18103	Internet Air
Ardmore	19003, 19096, 19041	Internet Air
Audubon	19456, 19403, 19406	Check address
Avondale	19311, 19374, 19390	Internet Air
Bala Cynwyd	19004, 19127, 19066	Internet Air
Bath	18014, 18064, 18017	Internet Air
Berwyn	19312, 19333, 19301	Internet Air
Bethlehem	18018, 18017, 18015	Internet Air
Blue Bell	19422, 19437, 19462	Internet Air
Bridgeport	19405, 19401, 19406	Internet Air
Broomall	19008, 19083, 19064	Internet Air
Bryn Mawr	19010, 19041, 19003	Internet Air
Catasauqua	18032, 18109, 18052	Internet Air
Chadds Ford	19317, 19382, 19383	Internet Air
Chester	19013, 19015, 19022	Internet Air
Clifton Heights	19018, 19026, 19023	Internet Air
Coatesville	19358, 19320, 19372	Internet Air
Collegeville	19426, 19456, 19474	Internet Air
Conshohocken	19428, 19405, 19035	Internet Air
Coopersburg	18036, 18034, 18951	Internet Air
Coplay	18052, 18032, 18037	Internet Air
Darby	19023, 19050, 19079	Internet Air
Denver	17517, 17578, 17569	Internet Air
Devon	19333, 19087, 19312	Internet Air
Douglassville	19518, 19465, 19508	Internet Air
Downingtown	19335, 19372, 19341	Internet Air
Drexel Hill	19026, 19018, 19082	Internet Air
Easton	18042, 18045, 08865	Internet Air
Eddystone	19022, 19094, 19078	Check address
Emmaus	18049, 18103, 18046	Internet Air
Exton	19341, 19380, 19345	Internet Air
Fleetwood	19522, 19510, 19536	Internet Air
Folcroft	19032, 19074, 19079	Internet Air
Folsom	19033, 19070, 19081	Internet Air
Fort Washington	19034, 19025, 19075	Internet Air
Gilbertsville	19525, 19545, 19472	Internet Air
Glenmoore	19343, 19316, 19344	Internet Air
Glenolden	19036, 19043, 19074	Internet Air
Hamburg	19526, 19549, 19555	Internet Air
Hellertown	18015, 18055, 18081	Internet Air
Hereford	18056, 18070, 18092	Internet Air
Honey Brook	19344, 17555, 19316	Internet Air
Kennett Square	19348, 19374, 19311	Internet Air
King Of Prussia	19406, 19405, 19087	Internet Air
Kutztown	19530, 19536, 19511	Internet Air
Leesport	19533, 19605, 19555	Internet Air
Lehighton	18235, 18244, 18030	Internet Air
Lenhartsville	19534, 19564, 19529	Internet Air
Lincoln University	19363, 19352, 19330	Internet Air
Macungie	18062, 18046, 18106	Internet Air
Malvern	19355, 19301, 19345	Internet Air
Marcus Hook	19061, 19703, 08014	Internet Air
Media	19063, 19086, 19081	Internet Air
Merion Station	19066, 19004, 19096	Internet Air
Mont Clare	19453, 19460, 19456	Internet Air
Morton	19070, 19043, 19081	Internet Air
Narberth	19066, 19096, 19072	Internet Air
Nazareth	18064, 18083, 18085	Internet Air
New Tripoli	18066, 18053, 19529	Internet Air
Norristown	19401, 19405, 19403	Internet Air
Northampton	18067, 18052, 18032	Internet Air
Oxford	19363, 19352, 19362	Internet Air
Paoli	19301, 19355, 19312	Internet Air
Parkesburg	19365, 19367, 19369	Internet Air
Philadelphia	19140, 19133, 19120	Internet Air
Phoenixville	19460, 19453, 19442	Internet Air
Plymouth Meeting	19462, 19444, 19428	Internet Air
Pottstown	19464, 19457, 19465	Internet Air
Prospect Park	15834	Internet Air
Quakertown	18951, 18935, 18970	Internet Air
Reading	19602, 19611, 19601	Internet Air
Ridley Park	19078, 19033, 19076	Internet Air
Riegelsville	18077, 18042, 18930	Internet Air
Royersford	19468, 19457, 19475	Internet Air
Schwenksville	19473, 19492, 19474	Internet Air
Sharon Hill	19079, 19023, 19036	Internet Air
Shoemakersville	19555, 19516, 19541	Internet Air
Slatington	18080, 18079, 18088	Internet Air
Swarthmore	19081, 19070, 19033	Internet Air
Thorndale	19372, 19335, 19358	Internet Air
Toughkenamon	19374, 19311, 19348	Internet Air
Trexlertown	18087, 18106, 18046	Internet Air
Villanova	19085, 19010, 19041	Internet Air
Wayne	19087, 19333, 19085	Internet Air
West Chester	19383, 19380, 19382	Internet Air
West Grove	19390, 19311, 19352	Internet Air
Woodlyn	19094, 19033, 19078	Internet Air
Wynnewood	19096, 19066, 19151	Internet Air
Wyomissing	19610, 19611, 19609	Check address

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.

835 Area Code Map

Area code 835 serves Allentown and nearby communities in PA.

Map of area code 835 coverage in Pennsylvania

↓ Printable PDF

Open the printable 835 map (PDF) · All Pennsylvania area codes · Home internet in Allentown

Counties Covered by the 835 Area Code

Philadelphia County

Share of combined population27%

Population1,603,797

Largest 835 cityPhiladelphia

Montgomery County

Share of combined population14%

Population856,553

Largest 835 cityBala Cynwyd

Bucks County

Share of combined population11%

Population646,538

Largest 835 cityQuakertown

Delaware County

Share of combined population10%

Population576,830

Largest 835 cityArdmore

Counties are served in whole or in part; population is U.S. Census Bureau ACS 2023. The 835 also reaches parts of Lancaster County, Chester County, Berks County, Lehigh County, Northampton County, Carbon County, Cameron County.

The 835, explained

Area Code 835: More Than a Number in Allentown

In Allentown, the 835 is more than digits on a caller ID. It arrived in 2022, layered onto the 484 region, and it has meant Allentown and surrounding communities ever since — 104 carrier prefixes keep its lines busy today, and an established 835 number still says you’ve been here a while.

The map tells its own story: Allentown and surrounding communities, with 484 and 610 sharing the same streets today. Several codes, one local calling area, no long-distance between any of them — only the 835 came first.

Keeping a 835 matters here. An existing 835 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 484 instead — one more reason locals hold on to theirs.

Need a new local number? Shop plans Keep your 835: bring it to AT&T

Internet, wireless & stores in the 835

AT&T Home Internet in Area Code 835

AT&T home internet serves communities across area code 835, 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.

Check availability at your address Home internet in Allentown ›

Pair it with wireless in an internet + wireless bundle. Run a business in the 835? AT&T Business Internet is available at many addresses.

Family streaming together on AT&T home internet

Fiber install day in the 835Check your address ›

Moving to Area Code 835?

Set up home internet in area code 835 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 835 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.

Plan your move with AT&T

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 835

AT&T’s 5G network covers most of area code 835. ActiveArmor® spam blocking is included with every unlimited plan, your 835 number stays yours, and great cell phone deals in Allentown are a tap away.

5G across the 835ActiveArmor® includedKeep your 835 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.

Shop wireless plans Bring your 835 number ›

Need a new 835 number? Ask when you activate a line: the 835 shares its territory with 484 and 610, so new lines may draw one of those codes, and porting an existing 835 number keeps it yours.

See the AT&T wireless coverage map for the 835 ›

Woman smiling at her phone on an Allentown street

Stay connected across AllentownShop wireless plans ›

AT&T Stores in Area Code 835

Looking for cell phone stores in area code 835? These stores serve the 835 area — walk in for switching, porting, upgrades and hands-on help. (The 835 is new enough that most local stores still answer on longer-established numbers.)

Allentown AT&T Store Allentown 1874 Airport Rd, Allentown+1 610-841-4055

Allentown AT&T Store Trexlertown 750 Krocks Rd, Allentown+1 610-841-3040

Allentown AT&T Store Lehigh Street 3384 Lehigh St, Allentown+1 484-229-7334

Cell phone stores in Allentown › All 49 locations: company owned and authorized retailers

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 AllentownFind your store ›

All AT&T Stores Serving the 835 Area

Every AT&T store serving the 835’s communities. Tap any number to call.

52 AT&T locations serving the 835 area

City	Store	Phone
Allentown	AT&T Store Allentown	+1 610-841-4055
Allentown	AT&T Store Lehigh Street	+1 484-229-7334
Allentown	AT&T Store Tilghman St	+1 412-785-1224
Allentown	AT&T Store Trexlertown	+1 610-841-3040
Bala Cynwyd	AT&T Store Center Store	+1 484-774-6373
Bethlehem	AT&T Store Bethlehem	+1 610-691-6500
Bryn Mawr	AT&T Store Square Store	+1 610-527-3562
Conshohocken	AT&T Store Conshohocken	+1 610-832-1443
Easton	AT&T Store Palmer Park Mall	+1 610-438-2162
Easton	AT&T Store Lower Nazareth Commons Store	+1 484-774-6353
Eddystone	AT&T Store Eddystone Crossing	+1 484-339-3991
Exton	AT&T Store Lionville	+1 484-879-4959
Exton	AT&T Store Exton	+1 484-493-4376
Gilbertsville	AT&T Store Gilbertsville	+1 610-369-2530
Hamburg	AT&T Store Hamburg	+1 484-660-3629
Hellertown	AT&T Store Hellertown	+1 610-838-8456
Kennett Square	AT&T Store Kennett Square	+1 610-444-7400
King Of Prussia	AT&T Store King Of Prussia Store	+1 484-774-6357
Lehighton	AT&T Store Lehighton Store	+1 484-774-6367
Malvern	AT&T Store Malvern	+1 610-640-0700
Media	AT&T Store Granite Run	+1 484-263-2442
Norristown	AT&T Store East Norriton	+1 484-229-7247
Oxford	AT&T Store Oxford	+1 610-680-4633
Parkesburg	AT&T Store Parkesburg	+1 610-857-4400
Philadelphia	AT&T Store East Market Street Store	+1 215-268-0091
Philadelphia	AT&T Store Roosevelt Blvd	+1 267-848-4900
Philadelphia	AT&T Store Walnut & 15th Street Store	+1 215-268-0089
Philadelphia	AT&T Store Columbus Crossing Store	+1 215-268-0081
Philadelphia	AT&T Store Cottman Avenue Store	+1 215-268-0095
Philadelphia	AT&T Store Grant	+1 267-686-8300
Philadelphia	AT&T Store Aramingo Ave Store	+1 215-268-0085
Philadelphia	AT&T Store University City	+1 267-777-8812
Philadelphia	AT&T Store Shoppes At Wissinoming	+1 215-268-0083
Philadelphia	AT&T Store Ivy Ridge	+1 724-315-9598
Philadelphia	AT&T Store Shelly Plaza	+1 215-941-8019
Philadelphia	AT&T Store Philadelphia	+1 215-923-2100
Phoenixville	AT&T Store Phoenixville	+1 610-935-6479
Phoenixville	AT&T Store Phoenixville	+1 610-676-0700
Plymouth Meeting	AT&T Store Plymouth Mtg Mall	+1 610-825-3082
Pottstown	AT&T Store Pottstown Store	+1 484-774-6359
Quakertown	AT&T Store Plaza Store	+1 215-268-0087
Reading	AT&T Store Broadcasting Square Store	+1 484-774-6351
Royersford	AT&T Store Upper Providence	+1 610-489-0100
Royersford	AT&T Store Royersford	+1 610-792-4900
Thorndale	AT&T Store Thorndale	+1 610-384-3300
Wayne	AT&T Store Wayne	+1 610-687-9700
Wayne	AT&T Store Gateway	+1 610-989-9400
West Chester	AT&T Store West Chester	+1 484-339-1305
West Chester	AT&T Store West Chester	+1 610-696-3200
West Grove	AT&T Store Jennersville	+1 610-869-0560
Wynnewood	AT&T Store Wynnewood	+1 610-645-9400
Wyomissing	AT&T Store Berkshire Mall Store	+1 484-774-6365

International Calling from Area Code 835

Calling abroad from area code 835? 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 835 calls most:Dominican RepublicIndiaChinaMexicoVietnam

Top places of birth among foreign-born residents of the 835’s counties, U.S. Census Bureau ACS 2023.

Calling abroad from a 835 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.

See international calling plans

Father and son waving during a video call with family abroad

Allentown calls the worldSee international plans ›

835 Area Code Quick Facts & Dialing

StatePennsylvania

Time zoneEastern

Overlays484 · 610share this territory

Established2022added to the 484 region

Dialing10 digitsrequired

Toll-free?Nogeographic code

Population5.96Mcounties served, Census 2023

Largest cityAllentown+89 more ›

How to dial a 835 number

Scenario	Format	Example
Local call (within the region)	835 + 7-digit number	(835) 555-0100
Long distance (within the U.S.)	1 + 835 + 7-digit number	1 (835) 555-0100
Calling 835 from another country	+1 835 + 7-digit number	+1 835 555 0100
From a mobile phone	(835) + 7-digit number	(835) 555-0100

A Short History of Area Code 835

Added in 2022 to the 484 region, the 835 serves Allentown and surrounding communities. No splits or overlays have divided its territory since.

2022Added to the 484 region

In service since 2022. Today the 835’s territory is shared with overlay codes 484 and 610, so ten-digit dialing is required.

Nearby & Related Area Codes

484Overlay 610Overlay 215Also Pennsylvania 267Also Pennsylvania 856NJ

Browse area codes by state: Pennsylvania (15) · California (41) · Texas (29) · Florida (23) · all 50 states ›

Area Code 835 FAQ

What area code is 835?

835 is the area code for Allentown, Pennsylvania and the surrounding communities. It appears at the front of every local 10-digit phone number in the area.

Where is area code 835?

Area code 835 serves Allentown, Pennsylvania and nearby communities including Allentown, Ardmore, Aston. The full city list is in the cities table above.

Why did I get a text message from a 835 number?

The most common 835 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 835?

A 835 number usually means Allentown 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 835?

Eastern time. The live local time is shown at the top of this page.

Why am I getting calls from 835 numbers?

835 is an active, legitimate Pennsylvania 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 835 prefixes are drawing complaints right now.

Is 835 a toll-free number?

No. 835 is a geographic area code tied to Allentown, Pennsylvania. Toll-free calls come from 800, 833, 844, 855, 866, 877 and 888 numbers.

What’s the difference between 835 and 484?

Nothing on the map: 835 is an overlay of 484, covering the same Allentown area. Calls between them are local; only the three digits at the front differ.

Which cities use area code 835?

The largest communities include Alburtis, Allentown, Ardmore, Audubon, Avondale. The full list is in the cities table above.

Does AT&T offer service in the 835?

Yes: home internet, wireless and retail stores across the 835. Availability is checked address by address.

Can I still get a 835 number?

Yes. Carriers in Allentown and across the 835 still issue 835 numbers on new lines, and you can port an existing 835 number to any carrier. Newer lines in the same area may also receive numbers from an overlay code.

Can I keep my 835 number if I move?

Yes. Phone numbers are portable: your 835 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.