Area Code 430 — Tyler, Texas

430 Area Code – Tyler, Texas: Location, Time Zone & History

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About Area Code 430

Region Code
430
City
Tyler
State
Texas
Population
233,479
Largest City
Tyler
Neighboring Codes
  • 214 (Dallas, Texas)
  • 254 (Waco, Texas)
  • 940 (Wichita Falls, Texas)
  • 580 (Lawton, Oklahoma)
  • 318 (Shreveport, Louisiana)
  • 870 (Jonesboro, Arkansas)
  • 936 (Lufkin, Texas)
  • 979 (Bryan, Texas)
Time Zone
Central Time

Map of Area Code 430

Available Phone Numbers

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History & Cultural Notes

Tyler, Texas, known as the "Rose Capital of America" for its annual Texas Rose Festival, sits at the center of a numbering plan area shared by two codes: 903, created in 1990 from a split of area code 214, and 430, layered on top of it as an all-services overlay activated on February 15, 2003, following a period of permissive dialing that began the previous October. The overlay let the region keep growing without forcing existing 903 subscribers to change their numbers, a common approach once a territory's number supply nears exhaustion.

The shared 903/430 territory extends across northeastern Texas, reaching Longview, Texarkana, Sherman, Greenville, and Kilgore beyond Tyler itself. Kilgore has a notable place in petroleum history: the East Texas Oil Field, discovered nearby in 1930, was at the time the largest oil field in the contiguous United States. That legacy still shapes the local economy today.

  • Oil and gas
  • Healthcare
  • Manufacturing
  • Agriculture and timber
  • Retail