--- title: "Area code 835: Pennsylvania, United States" url: "https://lookvalid.com/area-code/835.md" canonical_url: "https://lookvalid.com/area-code/835" last_updated: "2026-10-23" type: "reference" summary: "Area code 835 serves Pennsylvania, United States. Number formats, numbering rules, a live phone validator and the other codes in Pennsylvania." --- # Area code 835: Pennsylvania, United States Area code 835 serves Pennsylvania, United States. Number formats, numbering rules, a live phone validator and the other codes in Pennsylvania. NANPA lists 102 central office codes (prefixes) in use in area code 835, held by 17 holders across 29 rate centers. New Cingular Wireless PCS holds the most prefixes, 47 (46%). 100% of the prefixes are pooled, which means their thousands-blocks can belong to different companies. The FCC unwanted-call data has 103 complaints on file for 103 numbers in 835, most often filed as "Unwanted Calls". These are consumer reports, not findings. ## Facts - In service since: 2022-09-02 - Time zone: Eastern (E) - Assigned overlays: 610 (1994-01-08), 484 (1999-06-05) - Prefixes in use: 102 - Pooled prefixes: 102 (100%) - Rate centers: 29 - Companies holding prefixes: 17 - Assignment dates on file: 2022-08-24 to 2026-07-30 (102 prefixes) - ZIP codes in its places: 44 ## Rate centers | Rate center | Prefixes | Share | | --- | --- | --- | | ALLENTOWN | 29 | 28% | | PHPHSBZN30 | 15 | 15% | | PHPHSBZN23 | 14 | 14% | | BETHLEHEM | 7 | 7% | | READING | 5 | 5% | | PHPHSBZN10 | 4 | 4% | | EASTON | 3 | 3% | | BALLY | 2 | 2% | | 21 other rate centers | 23 | 23% | ## Carriers | Holder | Prefixes | Share | | --- | --- | --- | | New Cingular Wireless PCS | 47 | 46% | | Omnipoint Communications Enterprises | 15 | 15% | | Onvoy | 12 | 12% | | Exiant Communications | 4 | 4% | | Boost Subscriberco | 3 | 3% | | Eon Telecom | 3 | 3% | | 11 other carriers | 18 | 18% | A prefix holder is the company a code was assigned to, not necessarily a number's current carrier, because numbers can be ported to another company. ## History - 1999-06-05: Area code 484, named as the parent of 835 in the NANPA report, was in service. - 2022-09-02: Area code 835 went into service. ## Nearest area codes The area codes closest to 835, measured between the centers of the ZIP code places they serve, are 215 (about 25 miles), 267 (about 25 miles), 445 (about 25 miles), 272 (about 58 miles) and 609 (about 58 miles). ## ZIP codes 44 ZIP codes fall in places that have a rate center in this area code. The places with the most are Reading, PA (12 ZIP codes), Allentown, PA (8 ZIP codes) and Bethlehem, PA (6 ZIP codes). A ZIP code and an area code are unrelated systems, so a ZIP code can sit in more than one area code and an area code spans many ZIP codes. ## Complaints on file 103 complaints for 103 numbers. Numbers whose latest complaint falls in each year: - 2023: 1 - 2024: 7 - 2025: 60 ## Questions ### Where is area code 835? NANPA assigns area code 835 to Pennsylvania, United States. ### In which state does area code 835 sit? Pennsylvania. 835 is one of 15 area codes the NANPA table assigns to the state. ### Which places does area code 835 cover? The places with the most ZIP codes among the rate centers in 835 are Reading, PA, Allentown, PA and Bethlehem, PA. The rate center list on this page shows all of them. ### Who owns area code 835? NANPA assigns area codes. Within 835, New Cingular Wireless PCS holds the most prefixes, 47 prefixes or 46%. ### Which time zone does 835 use? The NANPA NPA report lists the time zone for 835 as Eastern (E). ### What year did 835 enter service? The NANPA NPA report gives an in-service date of 2022-09-02, so 835 has been in use since 2022. ### Does area code 835 have an overlay? Yes. 610 (in service 1994-01-08) and 484 (in service 1999-06-05) share the same area with 835, so numbers from all of them are local to each other. ### Which area codes are nearest to 835? The area codes closest to 835, measured between the centers of the ZIP code places they serve, are 215 (about 25 miles), 267 (about 25 miles), 445 (about 25 miles), 272 (about 58 miles) and 609 (about 58 miles). ### How many prefixes does area code 835 have? NANPA's report dated 2026-10-17 lists 102 prefixes in service in 835, spread over 29 rate centers and 17 holders. ### Are there complaints about 835 numbers? The FCC data on file has 103 complaints for 103 numbers in 835. They are unverified consumer reports. A number with no complaints on file is not proven safe. Sources: NANPA central office code report dated 2026-10-17; NANPA NPA report dated 2026-10-18; FCC unwanted-call complaints, data fetched 2026-10-17; ZIP code places from GeoNames (CC BY 4.0).