ZIP Code 74531
Calvin, Oklahoma · Hughes County
No32600
Zip74531
TypeSTANDARD
Decommissioned0
Primary CityCalvin
Acceptable CitiesGerty
Unacceptable Cities—
StateOK
LstateOklahoma
CountyHughes County
TimezoneAmerica/Chicago
Area Codes405, 539, 572, 580, 918
World RegionNA
CountryUS
Latitude34,96
Longitude-96,25