Adams County Illinois is covered by a total of 23 ZIP Codes. There are 9 ZIP Codes in Adams County that extend into adjacent counties (Brown County, Hancock County, Pike County, and Schuyler County). Of the ZIP codes within or partially within Adams County there are 20 Standard ZIP Codes and 2 PO Box ZIP Codes.
Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Adams County and can be turned on and off. Each type of postal code can also be turned on and off.
| ZIP Code | ZIP Code City/Town | ZIP Code Type | |||
|---|---|---|---|---|---|
| Quincy | Standard | |||
| Quincy | Standard | |||
| Quincy | PO Box | |||
| Augusta | Standard | |||
| Barry | Standard | |||
| Baylis | Standard | |||
| Bowen | Standard | |||
| Camp Point | Standard | |||
| Clayton | Standard | |||
| Coatsburg | Standard | |||
| Fowler | Standard | |||
| Golden | Standard | |||
| Hull | Standard | |||
| La Prairie | Standard | |||
| Liberty | Standard | |||
| Lima | PO Box | |||
| Loraine | Standard | |||
| Mendon | Standard | |||
| Paloma | Standard | |||
| Payson | Standard | |||
| Plainville | Standard | |||
| Ursa | Standard | |||
| Warsaw | Standard |