ZIP Codes in Ankeny, IA
Ankeny uses 2 ZIP codes, all in Polk County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 2 Ankeny ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 50021 | standard | Polk | 30,283 |
| 50023 | standard | Polk | 46,306 |
Finding a ZIP+4 in Ankeny
Knowing which of these 2 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Ankeny street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
Upload a CSV of Ankeny addresses and download it complete.