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Zip Codes in Winnebago County Illinois

Zip Code
City
County
61102
Rockford
Winnebago
61103
Rockford
Winnebago
61104
Rockford
Winnebago
61105
Rockford
Winnebago
61106
Rockford
Winnebago
61107
Rockford
Winnebago
61108
Rockford
Winnebago
61109
Rockford
Winnebago
61110
Rockford
Winnebago
61111
Loves Park
Winnebago

Winnebago County, IL
28 Zip Codes