Galena Knolls zip code
Zip code in Galena Knolls, IL
The location Galena Knolls belongs to Peoria County, state of Illinois. Galena Knolls has been assigned with the zip code 61523.
The location name Galena Knolls is listed as unacceptable by the US Postal Service so any mailing should avoid it. Instead you can use Chillicothe, the official name of the location.
| Zip code | Type | Population |
|---|---|---|
| 61523 | STANDARD | 10,160 |
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