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Iowa Area Codes
Iowa has 5 area codes in service: 319, 515, 563, 641 and 712.
Largest cities
| City | Area codes |
|---|---|
| Des Moines | 515 |
| Cedar Rapids | 319 |
| Davenport | 563 |
| Sioux City | 712 |
| Ankeny | 515 |
| Iowa City | 319 |
| West Des Moines | 515 |
| Ames | 515 |
| Waterloo | 319 |
| Council Bluffs | 712 |
| Dubuque | 563 |
| Urbandale | 515 |
All area codes in Iowa
| Code | Main cities | Overlay | In service since | Projected exhaust |
|---|---|---|---|---|
| 319 | Cedar Rapids, Iowa City, Waterloo, Marion | — | 1947 | 2048 |
| 515 | Des Moines, Ankeny, West Des Moines, Ames | — | 1947 | 2042 |
| 563 | Davenport, Dubuque, Bettendorf, Clinton | — | 2001 | 2076 |
| 641 | Marshalltown, Mason City, Ottumwa, Newton | — | 2000 | 2037 |
| 712 | Sioux City, Council Bluffs, Storm Lake, Spencer | — | 1947 | 2039 |
2,749 prefixes are in use across Iowa. Exhaust years are NANPA's 2026 forecast.