Winnebago County ZIP Codes
Illinois (IL) · 28 records
| ZIP | City | Type | Timezone | Area Codes |
|---|---|---|---|---|
| 50424 | Buffalo Center | STANDARD | America/Chicago | 507, 515, 641 |
| 50436 | Forest City | STANDARD | America/Chicago | 641 |
| 50450 | Lake Mills | STANDARD | America/Chicago | 507, 641 |
| 50453 | Leland | STANDARD | America/Chicago | 641 |
| 50465 | Rake | PO BOX | America/Chicago | 507, 641 |
| 50473 | Scarville | STANDARD | America/Chicago | 507, 641 |
| 50478 | Thompson | STANDARD | America/Chicago | 507, 641 |
| 54901 | Oshkosh | STANDARD | America/Chicago | 920 |
| 54902 | Oshkosh | STANDARD | America/Chicago | 920 |
| 54903 | Oshkosh | PO BOX | America/Chicago | 920 |
| 54904 | Oshkosh | STANDARD | America/Chicago | 920 |
| 54906 | Oshkosh | UNIQUE | America/Chicago | 920 |
| 54927 | Butte Des Morts | PO BOX | America/Chicago | 920 |
| 54934 | Eureka | PO BOX | America/Chicago | 920 |
| 54947 | Larsen | STANDARD | America/Chicago | 920 |
| 54952 | Menasha | STANDARD | America/Chicago | 920 |
| 54956 | Neenah | STANDARD | America/Chicago | 920 |
| 54957 | Neenah | PO BOX | America/Chicago | 920 |
| 54963 | Omro | STANDARD | America/Chicago | 920 |
| 54964 | Pickett | STANDARD | America/Chicago | 920 |
| 54980 | Waukau | PO BOX | America/Chicago | 920 |
| 54985 | Winnebago | PO BOX | America/Chicago | 920 |
| 54986 | Winneconne | STANDARD | America/Chicago | 920 |
| 61016 | Cherry Valley | STANDARD | America/Chicago | 779, 815 |
| 61024 | Durand | STANDARD | America/Chicago | 608, 779, 815 |
| 61063 | Pecatonica | STANDARD | America/Chicago | 779, 815 |
| 61072 | Rockton | STANDARD | America/Chicago | 608, 779, 815 |
| 61073 | Roscoe | STANDARD | America/Chicago | 779, 815 |
| 61077 | Seward | PO BOX | America/Chicago | 779, 815 |
| 61079 | Shirland | PO BOX | America/Chicago | 779, 815 |
| 61080 | South Beloit | STANDARD | America/Chicago | 608, 779, 815 |
| 61088 | Winnebago | STANDARD | America/Chicago | 779, 815 |
| 61101 | Rockford | STANDARD | America/Chicago | 779, 815 |
| 61102 | Rockford | STANDARD | America/Chicago | 779, 815 |
| 61103 | Rockford | STANDARD | America/Chicago | 779, 815 |
| 61104 | Rockford | STANDARD | America/Chicago | 779, 815 |
| 61105 | Rockford | PO BOX | America/Chicago | 815 |
| 61106 | Rockford | PO BOX | America/Chicago | 815 |
| 61107 | Rockford | STANDARD | America/Chicago | 779, 815 |
| 61108 | Rockford | STANDARD | America/Chicago | 779, 815 |
| 61109 | Rockford | STANDARD | America/Chicago | 779, 815 |
| 61110 | Rockford | PO BOX | America/Chicago | 815 |
| 61111 | Loves Park | STANDARD | America/Chicago | 779, 815 |
| 61112 | Rockford | STANDARD | America/Chicago | 779, 815 |
| 61114 | Rockford | STANDARD | America/Chicago | 779, 815 |
| 61115 | Machesney Park | STANDARD | America/Chicago | 779, 815 |
| 61125 | Rockford | PO BOX | America/Chicago | 815 |
| 61126 | Rockford | PO BOX | America/Chicago | 815 |
| 61130 | Loves Park | PO BOX | America/Chicago | 815 |
| 61131 | Loves Park | PO BOX | America/Chicago | 815 |
| 61132 | Loves Park | PO BOX | America/Chicago | 815 |