Duncombe zipcode
| City | Duncombe |
| ZIP Code | 50532 |
| Type | Standard |
| State Code | IA |
| State | Iowa |
ZIP code of Duncombe is 50532. This place is located in Iowa state in US. To send any postal service to Duncombe, you must use 50532 zipcode.
You should avoid following 2 city names of Iowa to be used with the ZIP code 50532.
- Brushy, IA
- Evanston, IA