Zip Area Code

Liberty Hill, Texas

Liberty Hill, Texas, in Williamson County, has ZIP code 78642 and area code 512, with 737 as an overlay.

ZIP code
78642
Area codes
512, 737
State
Texas
Time zone
Central Time
Coordinates
30.6630, -97.9316

ZIP codes in Liberty Hill

ZIP codePost officeCountyArea codes
78642Liberty HillWilliamson County512, 737

Area codes for Liberty Hill

  • Area code 512

    In service since 1947. Shares its area with 737. Local calls are dialed with ten digits.

  • Area code 737

    In service since July 1, 2013. Shares its area with 512. 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

Liberty Hill is in the Central Time zone.

Towns near Liberty Hill