| 50028 Baxter | 641 | Jasper County | Iowa (IA) |
| 50054 Colfax | 515 | Jasper County | Iowa (IA) |
| 50054 Goddard | 515 | Jasper County | Iowa (IA) |
| 50054 Green Castle | 515 | Jasper County | Iowa (IA) |
| 50054 Valeria | 515 | Jasper County | Iowa (IA) |
| 50127 Ira | 641 | Jasper County | Iowa (IA) |
| 50135 Kellogg | 641 | Jasper County | Iowa (IA) |
| 50137 Killduff | 641 | Jasper County | Iowa (IA) |
| 50153 Lynnville | 641 | Jasper County | Iowa (IA) |
| 50168 Mingo | 641 | Jasper County | Iowa (IA) |
| 50170 Monroe | 641 | Jasper County | Iowa (IA) |
| 50208 Lambs Grove | 641 | Jasper County | Iowa (IA) |
| 50208 Amboy | 641 | Jasper County | Iowa (IA) |
| 50208 Newton | 641 | Jasper County | Iowa (IA) |
| 50228 Prairie City | 515 | Jasper County | Iowa (IA) |
| 50232 Galesburg | 641 | Jasper County | Iowa (IA) |
| 50232 Reasnor | 641 | Jasper County | Iowa (IA) |
| 50251 Sully | 641 | Jasper County | Iowa (IA) |