Illiopolis zip code
Zip code in Illiopolis, IL
The location Illiopolis belongs to Sangamon County, state of Illinois. Illiopolis has been assigned with the zip code 62539.
Illiopolis is the official name of the location so if you want to use the US Postal Service you must use that name.
| Zip code | Type | Population |
|---|---|---|
| 62539 | STANDARD | 1,160 |
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