Morristown zip code
Zip code in Morristown, IL
The location Morristown belongs to Winnebago County, state of Illinois. Morristown has been assigned with the zip code 61109.
The location name Morristown is listed as unacceptable by the US Postal Service so any mailing should avoid it. Instead you can use Rockford, the official name of the location.
| Zip code | Type | Population |
|---|---|---|
| 61109 | STANDARD | 23,780 |
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