美国邮政编码列表
| 州 | 城市 | 邮政编码 |
|---|---|---|
| IA | Albert City | 50510 |
| IA | Algona | 50511 |
| IA | Armstrong | 50514 |
| IA | Ayrshire | 50515 |
| IA | Badger | 50516 |
| IA | Bancroft | 50517 |
| IA | Barnum | 50518 |
| IA | Bode | 50519 |
| IA | Bradgate | 50520 |
| IA | Burnside | 50521 |
| IA | Burt | 50522 |
| IA | Callender | 50523 |
| IA | Clare | 50524 |
| IA | Clarion | 50525 |
| IA | Clarion | 50526 |
| IA | Curlew | 50527 |
| IA | Cylinder | 50528 |
| IA | Dakota City | 50529 |
| IA | Dayton | 50530 |
| IA | Dolliver | 50531 |