| 50510 Albert City | 712 | Buena Vista County | Iowa (IA) |
| 51002 Alta | 712 | Buena Vista County | Iowa (IA) |
| 50588 Bel Air Beach | 712 | Buena Vista County | Iowa (IA) |
| 50588 Casino Beach | 712 | Buena Vista County | Iowa (IA) |
| 50585 Cornell | 712 | Buena Vista County | Iowa (IA) |
| 51002 Hanover | 712 | Buena Vista County | Iowa (IA) |
| 50588 Juniata | 712 | Buena Vista County | Iowa (IA) |
| 50588 Lakeside | 712 | Buena Vista County | Iowa (IA) |
| 51033 Linn Grove | 712 | Buena Vista County | Iowa (IA) |
| 50565 Marathon | 712 | Buena Vista County | Iowa (IA) |
| 50568 Newell | 712 | Buena Vista County | Iowa (IA) |
| 50576 Rembrandt | 712 | Buena Vista County | Iowa (IA) |
| 50585 Sioux Rapids | 712 | Buena Vista County | Iowa (IA) |
| 50588 Storm Lake | 712 | Buena Vista County | Iowa (IA) |
| 50588 Sulphur Springs | 712 | Buena Vista County | Iowa (IA) |
| 50592 Truesdale | 712 | Buena Vista County | Iowa (IA) |
| 50588 West Storm Lake | 712 | Buena Vista County | Iowa (IA) |