Rockford zipcode
| City | Rockford |
| ZIP Code | 61104 |
| Type | Standard |
| State Code | IL |
| State | Illinois |
ZIP code of Rockford is 61104. This place is located in Illinois state in US. To send any postal service to Rockford, you must use 61104 zipcode.
| City | Rockford |
| ZIP Code | 61104 |
| Type | Standard |
| State Code | IL |
| State | Illinois |
ZIP code of Rockford is 61104. This place is located in Illinois state in US. To send any postal service to Rockford, you must use 61104 zipcode.
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