Union Township (Benton County) Iowa ZIP Code Map
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 Union Township (Benton County) and can be turned on and off. Each type of postal code can also be turned on and off.
List of ZIP Codes in Union Township (Benton County)
| ZIP Code | ZIP Code City/Town | ZIP Code Type | |||
|---|---|---|---|---|---|
| Blairstown | Standard | |||
| Keystone | Standard | |||
| Van Horne | Standard |