ZIP Code 61435
Gerlaw, Illinois · Warren County
No27123
Zip61435
TypeSTANDARD
Decommissioned0
Primary CityGerlaw
Acceptable Cities—
Unacceptable Cities—
StateIL
LstateIllinois
CountyWarren County
TimezoneAmerica/Chicago
Area Codes309
World RegionNA
CountryUS
Latitude40,98
Longitude-90,6