Butler County Iowa is covered by a total of 17 ZIP Codes. There are 11 ZIP Codes in Butler County that extend into adjacent counties (Black Hawk County, Bremer County, Cerro Gordo County, Chickasaw County, Floyd County, Franklin County, Grundy County, and Hardin County). Of the ZIP codes within or partially within Butler County there are 17 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 Butler 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 | |||
|---|---|---|---|---|---|
| Dougherty | Standard | |||
| Ackley | Standard | |||
| Allison | Standard | |||
| Aplington | Standard | |||
| Aredale | Standard | |||
| Austinville | Standard | |||
| Bristow | Standard | |||
| Cedar Falls | Standard | |||
| Clarksville | Standard | |||
| Dumont | Standard | |||
| Greene | Standard | |||
| Kesley | Standard | |||
| Nashua | Standard | |||
| New Hartford | Standard | |||
| Parkersburg | Standard | |||
| Plainfield | Standard | |||
| Shell Rock | Standard |