Zip Area Code

Hillsdale, Oklahoma

Hillsdale, Oklahoma, in Garfield County, has ZIP code 73743 and area code 580.

ZIP code
73743
Area code
580
Time zone
Central Time
Coordinates
36.5631, -97.9915

ZIP codes in Hillsdale

ZIP codePost officeCountyArea codes
73743HillsdaleGarfield County580

Area code for Hillsdale

  • Area code 580

    In service since November 1, 1997. Local calls are dialed with seven digits.

Time zone

Hillsdale is in the Central Time zone.

Towns near Hillsdale