Zip Area Code

Collinsville, Texas

Collinsville, Texas, in Grayson County, has ZIP code 76233 and area code 903, with 430 as an overlay.

ZIP code
76233
Area codes
903, 430
State
Texas
Time zone
Central Time
Coordinates
33.5580, -96.9014

ZIP codes in Collinsville

ZIP codePost officeCountyArea codes
76233CollinsvilleGrayson County903, 430

Area codes for Collinsville

  • Area code 903

    In service since November 4, 1990. Shares its area with 430. Local calls are dialed with ten digits.

  • Area code 430

    In service since February 15, 2003. Shares its area with 903. Local calls are dialed with ten digits.

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

Collinsville is in the Central Time zone.

Towns near Collinsville