--- title: "Area code 430: Texas, United States" url: "https://lookvalid.com/area-code/430.md" canonical_url: "https://lookvalid.com/area-code/430" last_updated: "2026-10-23" type: "reference" summary: "Area code 430 serves Texas, United States. Number formats, numbering rules, a live phone validator and the other codes in Texas." --- # Area code 430: Texas, United States Area code 430 serves Texas, United States. Number formats, numbering rules, a live phone validator and the other codes in Texas. NANPA lists 281 central office codes (prefixes) in use in area code 430, held by 39 holders across 158 rate centers. Onvoy holds the most prefixes, 62 (22%). 99% of the prefixes are pooled, which means their thousands-blocks can belong to different companies. The FCC unwanted-call data has 509 complaints on file for 423 numbers in 430, most often filed as "Unwanted Calls". These are consumer reports, not findings. ## Facts - In service since: 2003-02-15 - Time zone: Central (C) - Assigned overlays: 903 (1990-11-04) - Prefixes in use: 281 - Pooled prefixes: 277 (99%) - Rate centers: 158 - Companies holding prefixes: 39 - Assignment dates on file: 2004-09-09 to 2026-06-12 (268 prefixes) - ZIP codes in its places: 159 ## Rate centers | Rate center | Prefixes | Share | | --- | --- | --- | | LONGVIEW | 14 | 5% | | TEXARKANA | 10 | 4% | | GREENVILLE | 9 | 3% | | TYLER | 9 | 3% | | ATLANTA | 5 | 2% | | ATHENS | 4 | 1% | | CORSICANA | 4 | 1% | | HENDERSON | 4 | 1% | | 150 other rate centers | 222 | 79% | ## Carriers | Holder | Prefixes | Share | | --- | --- | --- | | Onvoy | 62 | 22% | | Fractel | 35 | 12% | | TWC IP Enabled Services | 21 | 7% | | Windstream Comm SW | 16 | 6% | | New Cingular Wireless PCS | 15 | 5% | | Verizon Wireless | 11 | 4% | | 33 other carriers | 121 | 43% | 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 - 1990-11-04: Area code 903, named as the parent of 430 in the NANPA report, was in service. - 2003-02-15: Area code 430 went into service. ## Nearest area codes The area codes closest to 430, measured between the centers of the ZIP code places they serve, are 469 (about 79 miles), 945 (about 79 miles), 972 (about 79 miles), 214 (about 80 miles) and 682 (about 109 miles). ## ZIP codes 159 ZIP codes fall in places that have a rate center in this area code. The places with the most are Tyler, TX (15 ZIP codes), Longview, TX (9 ZIP codes) and Texarkana, TX (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 509 complaints for 423 numbers. Numbers whose latest complaint falls in each year: - 2023: 29 - 2024: 44 - 2025: 30 ## Questions ### Where is area code 430? NANPA assigns area code 430 to Texas, United States. ### In which state does area code 430 sit? Texas. 430 is one of 29 area codes the NANPA table assigns to the state. ### Which places does area code 430 cover? The places with the most ZIP codes among the rate centers in 430 are Tyler, TX, Longview, TX and Texarkana, TX. The rate center list on this page shows all of them. ### Who owns area code 430? NANPA assigns area codes. Within 430, Onvoy holds the most prefixes, 62 prefixes or 22%. ### Which time zone does 430 use? The NANPA NPA report lists the time zone for 430 as Central (C). ### What year did 430 enter service? The NANPA NPA report gives an in-service date of 2003-02-15, so 430 has been in use since 2003. ### Does area code 430 have an overlay? Yes. 903 (in service 1990-11-04) shares the same area with 430, so numbers from all of them are local to each other. ### Which area codes are nearest to 430? The area codes closest to 430, measured between the centers of the ZIP code places they serve, are 469 (about 79 miles), 945 (about 79 miles), 972 (about 79 miles), 214 (about 80 miles) and 682 (about 109 miles). ### How many prefixes does area code 430 have? NANPA's report dated 2026-10-17 lists 281 prefixes in service in 430, spread over 158 rate centers and 39 holders. ### Are there complaints about 430 numbers? The FCC data on file has 509 complaints for 423 numbers in 430. 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).