Area code 835

Area code 835 Allentown, Pennsylvania

Area code 835 is one of the newer area codes, added in 2022 to Pennsylvania, with numbers assigned in Allentown, Bethlehem, Reading and 20 more places. It’s 12:13 AM there now.

State: Pennsylvania15 area codes in Pennsylvania
Time zone: Eastern12:13 AM there now
Exchanges: 11123 places
Overlay: 484 and 610Same area, 10-digit dialing

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Where area code 835 is

Numbers in 835 are assigned to 23 places in 6 counties: Lehigh County, Northampton County, Berks County, Chester County, Carbon County and Montgomery County.

Allentown has the most, 28% of the exchanges; the rest are spread across 22 other places.

Allentown31
Bethlehem7
Reading6
Easton3
Bally2
Lehighton1
Hamburg1
Atglen1
Northampton1
Avondale1
Parkesburg1
Pottstown1
Nazareth1
Catasauqua1
Pughtown1
West Chester1
Bath1
Centerport1
Fleetwood1
Coatesville1
Slatington1
Eagle1
Bernville1

Phone companies in 835

111 blocks of numbers in 835 are held by 17 phone companies. The most belong to AT&T Mobility (50), T-Mobile (17) and Inteliquent (15).

Mostly mobile: about 64% of blocks belong to wireless networks, 2% to local phone and cable companies and 34% to other carriers, such as internet phone services.

A block’s holder is the company it was first assigned to; numbers can move to other carriers since.

History and overlays

835 went into service in 2022, added to the area of 484.

484 (since 1999) and 610 (since 1994) share the same area, so a new number there can get any of these codes and local calls are dialed with all 10 digits.

110 new exchanges were assigned since 2021, the latest in October 2026.

Calling 835

It’s 12:13 AM Eastern time in 835 right now.

From elsewhere in the U.S., dial 1, 835 and the 7-digit number; inside the area, all 10 digits too.

Nearby area codes

Pennsylvania has 15 area codes: 215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835 and 878.

From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.

Map of the 835 area code

Map of the 835 area code around Allentown, Bethlehem and Reading, Pennsylvania.

Interactive map © OpenStreetMap contributors

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Questions about 835

Where is area code 835?

In Pennsylvania, covering Allentown, Bethlehem and Reading and other places across 6 counties.

What time zone is 835 in?

Eastern time. It was 12:13 AM there when this page loaded.

Is 835 an overlay?

Yes. 484 and 610 serve the same area, so dial all 10 digits for local calls.

Which phone companies have 835 numbers?

17 companies hold blocks; the most belong to AT&T Mobility, T-Mobile and Inteliquent. About 64% of blocks are wireless.

Is 835 running out of numbers?

Not on record. 110 new exchanges have been assigned since 2021.