Polk County Missouri is covered by a total of 17 ZIP Codes. There are 12 ZIP Codes in Polk County that extend into adjacent counties (Cedar County, Dade County, Dallas County, Greene County, Hickory County, and Webster County). Of the ZIP codes within or partially within Polk County there are 15 Standard ZIP Codes and 1 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 Polk 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 | |||
|---|---|---|---|---|---|
| Aldrich | Standard | |||
| Bolivar | Standard | |||
| Brighton | Standard | |||
| Buffalo | Standard | |||
| Dunnegan | Standard | |||
| Morrisville | PO Box | |||
| Fair Grove | Standard | |||
| Fair Play | Standard | |||
| Flemington | Standard | |||
| Half Way | Standard | |||
| Humansville | Standard | |||
| Louisburg | Standard | |||
| Morrisville | Standard | |||
| Pleasant Hope | Standard | |||
| Polk | Standard | |||
| Walnut Grove | Standard | |||
| Willard | Standard |