Zip Area Code

Baytown, Texas

Baytown, Texas, in Harris County, has ZIP codes 77520, 77521, 77522 and 77523 and area code 713, with overlays 281, 346 and 832.

ZIP codes
77520, 77521, 77522, 77523
Area codes
713, 281, 346, 832
State
Texas
Time zone
Central Time
Coordinates
29.7555, -94.9432

ZIP codes in Baytown

ZIP codePost officeCountyArea codes
77520BaytownHarris County713, 281, 346, 832
77521BaytownHarris County713, 281, 346, 832
77522*BaytownHarris County713, 281, 346, 832
77523BaytownChambers County713, 281, 346, 832

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for Baytown

  • Area code 713

    In service since 1947. Shares its area with 281, 346, 621 and 832. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 281

    In service since November 2, 1996. Shares its area with 346, 621, 713 and 832. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 346

    In service since July 1, 2014. Shares its area with 281, 621, 713 and 832. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 832

    In service since January 16, 1999. Shares its area with 281, 346 and 713. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Baytown is in the Central Time zone.

Towns near Baytown