Callaway County Missouri is covered by a total of 16 ZIP Codes. There are 6 ZIP Codes in Callaway County that extend into adjacent counties (Audrain County, Boone County, Cole County, Gasconade County, Montgomery County, and Osage County). Of the ZIP codes within or partially within Callaway County there are 16 Standard 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 Callaway 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 | |||
|---|---|---|---|---|---|
| Montgomery City | Standard | |||
| Williamsburg | Standard | |||
| Hartsburg | Standard | |||
| Holts Summit | Standard | |||
| Mokane | Standard | |||
| New Bloomfield | Standard | |||
| Portland | Standard | |||
| Rhineland | Standard | |||
| Steedman | Standard | |||
| Tebbetts | Standard | |||
| Jefferson City | Standard | |||
| Columbia | Standard | |||
| Auxvasse | Standard | |||
| Fulton | Standard | |||
| Kingdom City | Standard | |||
| Martinsburg | Standard |