List of All ZIP Codes in Winnebago County Census Division | ||||
|---|---|---|---|---|
| Map Index | ZIP Code Code | ZIP Code Name | ||
| 61016 | Cherry Valley | |||
| 61024 | Durand | |||
| 61063 | Pecatonica | |||
| 61072 | Rockton | |||
| 61073 | Roscoe | |||
| 61077 | Seward | |||
| 61079 | Shirland | |||
| 61080 | South Beloit | |||
| 61088 | Winnebago | |||
| 61101 | Rockford | |||
| 61102 | Rockford | |||
| 61103 | Rockford | |||
| 61104 | Rockford | |||
| 61107 | Rockford | |||
| 61108 | Rockford | |||
| 61109 | Rockford | |||
| 61111 | Loves Park | |||
| 61112 | Rockford | |||
| 61114 | Rockford | |||
| 61115 | Machesney Park | |||