ZIP Code 61105 is located in Rockford Illinois. 61105 is entirely within Winnebago County. Regionally, it is located in the Rockford Area.
| ZIP Code Name | Rockford |
| Primary County | Winnebago County |
| ZIP Code Type | PO Box |
| Current Time | CDT |
| Coordinates | 42.26851654,-89.09660339 |
| Adjacent ZIP Codes | |
| Region | Rockford Area |
| Metropolitan/Micropolitan Stat Area | Rockford, IL |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |