ZIP Code 61856
Monticello, Illinois · Piatt County
No27351
Zip61856
TypeSTANDARD
Decommissioned0
Primary CityMonticello
Acceptable CitiesLodge
Unacceptable Cities—
StateIL
LstateIllinois
CountyPiatt County
TimezoneAmerica/Chicago
Area Codes217, 447
World RegionNA
CountryUS
Latitude40,02
Longitude-88,57