| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 48612 | Beaverton | Gladwin County | Standard |
| 48615 | Breckenridge | Gratiot County | Standard |
| 48618 | Coleman | Midland County | Standard |
| 48620 | Edenville | Midland County | PO Box |
| 48623 | Freeland | Saginaw County | Standard |
| 48626 | Hemlock | Saginaw County | Standard |
| 48628 | Hope | Midland County | Standard |
| 48637 | Merrill | Saginaw County | Standard |
| 48640 | Midland | Midland County | Standard |
| 48641 | Midland | Midland County | PO Box |
| 48642 | Midland | Midland County | Standard |
| 48652 | Rhodes | Gladwin County | Standard |
| 48657 | Sanford | Midland County | Standard |
| 48662 | Wheeler | Gratiot County | Standard |
| 48667 | Midland | Midland County | Unique |
| 48670 | Midland | Midland County | Unique |
| 48674 | Midland | Midland County | Unique |
| 48686 | Midland | Midland County | Unique |
| 48858 | Mount Pleasant | Isabella County | Standard |
| 48880 | Saint Louis | Gratiot County | Standard |
| 48883 | Shepherd | Isabella County | Standard |