| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Mitchellville, Polk | 50169 |
| Postal/ZIP Codes in Norwoodville, Polk | 50317 |
| Postal/ZIP Codes in Pleasant Hill, Polk | 50327 |
| Postal/ZIP Codes in Polk City, Polk | 50226 |
| Postal/ZIP Codes in Risingsun, Polk | 50317 |
| Postal/ZIP Codes in Runnells, Polk | 50237 |
| Postal/ZIP Codes in Santiago, Polk | 50169 |
| Postal/ZIP Codes in Saydel, Polk | 50313 |
| Postal/ZIP Codes in Saylorville, Polk | 50313 |
| Postal/ZIP Codes in Sheldahl, Polk | 50243 |
| Postal/ZIP Codes in Slater, Polk | 50244 |
| Postal/ZIP Codes in South Des Moines, Polk | 50315, 50321 |
| Postal/ZIP Codes in State of Iowa, Polk | 50319 |
| Postal/ZIP Codes in Urbandale, Polk | 50322, 50323, 50398 |
| Postal/ZIP Codes in West Des Moines, Polk | 50061, 50265, 50266 |
| Postal/ZIP Codes in White Oak, Polk | 50073 |
| Postal/ZIP Codes in Windsor Heights, Polk | 50324 |