--- title: "Area code 934: New York, United States" url: "https://lookvalid.com/area-code/934.md" canonical_url: "https://lookvalid.com/area-code/934" last_updated: "2026-10-23" type: "reference" summary: "Area code 934 serves New York, United States. Number formats, numbering rules, a live phone validator and the other codes in New York." --- # Area code 934: New York, United States Area code 934 serves New York, United States. Number formats, numbering rules, a live phone validator and the other codes in New York. NANPA lists 128 central office codes (prefixes) in use in area code 934, held by 23 holders across 46 rate centers. Fractel holds the most prefixes, 23 (18%). 99% of the prefixes are pooled, which means their thousands-blocks can belong to different companies. The FCC unwanted-call data has 257 complaints on file for 243 numbers in 934, most often filed as "Unwanted Calls". These are consumer reports, not findings. ## Facts - In service since: 2016-07-16 - Time zone: Eastern (E) - Assigned overlays: 631 (1999-11-01) - Prefixes in use: 128 - Pooled prefixes: 127 (99%) - Rate centers: 46 - Companies holding prefixes: 23 - Assignment dates on file: 2016-05-20 to 2026-07-22 (126 prefixes) - ZIP codes in its places: 29 ## Rate centers | Rate center | Prefixes | Share | | --- | --- | --- | | RIVERHEAD | 14 | 11% | | AMITYVILLE | 12 | 9% | | BRENTWOOD | 8 | 6% | | BABYLON | 6 | 5% | | PATCHOGUE | 5 | 4% | | YAPHANK | 5 | 4% | | BELLPORT | 4 | 3% | | CENTRAISLP | 4 | 3% | | 38 other rate centers | 70 | 55% | ## Carriers | Holder | Prefixes | Share | | --- | --- | --- | | Fractel | 23 | 18% | | Omnipoint Communications | 20 | 16% | | Onvoy, Llc- Ny | 20 | 16% | | New Cingular Wireless PCS | 10 | 8% | | Cablevision Lightpath | 7 | 5% | | Evolve Cellular | 7 | 5% | | 17 other carriers | 41 | 32% | 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 - 1999-11-01: Area code 631, named as the parent of 934 in the NANPA report, was in service. - 2016-07-16: Area code 934 went into service. ## Nearest area codes The area codes closest to 934, measured between the centers of the ZIP code places they serve, are 516 (about 14 miles), 203 (about 31 miles), 475 (about 31 miles), 551 (about 56 miles) and 914 (about 58 miles). ## ZIP codes 29 ZIP codes fall in places that have a rate center in this area code. The places with the most are Stony Brook, NY (2 ZIP codes), Amagansett, NY (1 ZIP code) and Amityville, NY (1 ZIP code). 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 257 complaints for 243 numbers. Numbers whose latest complaint falls in each year: - 2023: 17 - 2024: 27 - 2025: 98 ## Questions ### Where is area code 934? NANPA assigns area code 934 to New York, United States. ### In which state does area code 934 sit? New York. 934 is one of 23 area codes the NANPA table assigns to the state. ### Which places does area code 934 cover? The places with the most ZIP codes among the rate centers in 934 are Stony Brook, NY, Amagansett, NY and Amityville, NY. The rate center list on this page shows all of them. ### Who owns area code 934? NANPA assigns area codes. Within 934, Fractel holds the most prefixes, 23 prefixes or 18%. ### Which time zone does 934 use? The NANPA NPA report lists the time zone for 934 as Eastern (E). ### What year did 934 enter service? The NANPA NPA report gives an in-service date of 2016-07-16, so 934 has been in use since 2016. ### Does area code 934 have an overlay? Yes. 631 (in service 1999-11-01) shares the same area with 934, so numbers from all of them are local to each other. ### Which area codes are nearest to 934? The area codes closest to 934, measured between the centers of the ZIP code places they serve, are 516 (about 14 miles), 203 (about 31 miles), 475 (about 31 miles), 551 (about 56 miles) and 914 (about 58 miles). ### How many prefixes does area code 934 have? NANPA's report dated 2026-10-17 lists 128 prefixes in service in 934, spread over 46 rate centers and 23 holders. ### Are there complaints about 934 numbers? The FCC data on file has 257 complaints for 243 numbers in 934. 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).