| 49227 Allen | 517 | Hillsdale County | Michigan (MI) |
| 49232 Camden | 517 | Hillsdale County | Michigan (MI) |
| 49281 Cement City | 517 | Hillsdale County | Michigan (MI) |
| 49239 Frontier | 517 | Hillsdale County | Michigan (MI) |
| 49242 Hillsdale | 517 | Hillsdale County | Michigan (MI) |
| 49249 Jerome | 517 | Hillsdale County | Michigan (MI) |
| 49250 Jonesville | 517 | Hillsdale County | Michigan (MI) |
| 49252 Litchfield | 517 | Hillsdale County | Michigan (MI) |
| 49257 Moscow | 517 | Hillsdale County | Michigan (MI) |
| 49258 Mosherville | 517 | Hillsdale County | Michigan (MI) |
| 49262 North Adams | 517 | Hillsdale County | Michigan (MI) |
| 49266 Osseo | 517 | Hillsdale County | Michigan (MI) |
| 49271 Pittsford | 517 | Hillsdale County | Michigan (MI) |
| 49271 Prattville | 517 | Hillsdale County | Michigan (MI) |
| 49274 Reading | 517 | Hillsdale County | Michigan (MI) |
| 49281 Somerset | 517 | Hillsdale County | Michigan (MI) |
| 49282 Somerset Center | 517 | Hillsdale County | Michigan (MI) |
| 49288 Waldron | 517 | Hillsdale County | Michigan (MI) |