US location post office
Rockford, Illinois ZIP Codes
| ZIP Code | Type | City | County | County Code |
|---|---|---|---|---|
| 61101 | Standard | Rockford | Winnebago | 17201 |
| 61102 | Standard | Rockford | Winnebago | 17201 |
| 61103 | Standard | Rockford | Winnebago | 17201 |
| 61104 | Standard | Rockford | Winnebago | 17201 |
| 61107 | Standard | Rockford | Winnebago | 17201 |
| 61108 | Standard | Rockford | Winnebago | 17201 |
| 61109 | Standard | Rockford | Winnebago | 17201 |
| 61112 | Standard | Rockford | Winnebago | 17201 |
| 61114 | Standard | Rockford | Winnebago | 17201 |
Illinois Cities & Towns
- Chicago(56)
- Peoria(9)
- Springfield(7)
- East Saint Louis(6)
- Joliet(5)
- Aurora(5)
- Belleville(4)
- Decatur(4)
- Schaumburg(4)
- Naperville(4)
- Oak Park(3)
- Bloomington(3)
- Carbondale(3)
- Champaign(3)
- Elgin(3)
- Evanston(3)
- Plainfield(3)
- Orland Park(2)
- Palatine(2)
- Arlington Heights(2)
- McHenry(2)
- Quincy(2)
- Danville(2)
- Hoffman Estates(2)
- Saint Charles(2)
- Crystal Lake(2)
- Des Plaines(2)
- Melrose Park(2)
- Skokie(2)
- Urbana(2)
- Glenview(2)
- Waukegan(2)
- Wheaton(2)
- Bolingbrook(2)
- Downers Grove(2)
- Tinley Park(2)
- Alpha(1)
- Scheller(1)
- Vernon Hills(1)
- Palos Heights(1)
Zip Codes by State
- Alabama
- Alaska
- American Samoa
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- District of Columbia
- Florida
- Georgia
- Guam
- Hawaii
- Idaho
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Northern Mariana Islands
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Puerto Rico
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virgin Islands
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming