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What is area code 903 and 430?
Area codes 903 and 430 are telephone area codes in the North American Numbering Plan (NANP) for the northeastern part of the U.S. state of Texas, including Texarkana, Tyler, and Sherman. The numbering plan area begins just north and east of the Dallas–Fort Worth metroplex, and extends to the Oklahoma, Arkansas, and Louisiana state borders.
May 1, 2024 · Learn about the 903 area code in Texas, which covers 163 cities and 31 counties. Find out the time zone, population, prefix assignment, overlay and parent codes, and more.
2 days ago · 903 is an area code in Texas, US, serving Tyler, Longview, Texarkana and other cities. Find out the current time, time zone offset, daylight saving time and location map of the 903 area code.
- UTC/GMT -5:00 hours
- CDT
- UTC/GMT -6:00 hours
Find out where area code 903 is located, what time zone it belongs to, and how to look up phone numbers in this area. See a map, a list of counties and cities, and the history of 903 area code.
Area codes 903 and 430 are telephone area codes in the North American Numbering Plan (NANP) for the northeastern part of the U.S. state of Texas, including Texarkana, Tyler, and Sherman. The numbering plan area begins just north and east of the Dallas–Fort Worth metroplex, and extends to the Oklahoma, Arkansas, and Louisiana state borders.
This is a list of North American telephone area codes in effect for the North American Numbering Plan (NANP). The area to which an area code is officially assigned is known as a Numbering Plan Area (NPA).
Area code 903 was created November 4, 1990 as a split from area code 214. Area code 430 was created February 15, 2003, as an overlay for area code 903. The 903/430 overlay region begins just north and east of the Dallas–Fort Worth metroplex and extends to the Oklahoma, Arkansas, and Louisiana borders.
