ZIP Code 61489
Williamsfield, Illinois · Knox County
No27167
Zip61489
TypeSTANDARD
Decommissioned0
Primary CityWilliamsfield
Acceptable Cities—
Unacceptable Cities—
StateIL
LstateIllinois
CountyKnox County
TimezoneAmerica/Chicago
Area Codes309
World RegionNA
CountryUS
Latitude40,92
Longitude-90,01