Mackinac County
Mackinac County Details
Map Coord - Letter = OM
Map Coord - Number = 99
| City/Township | Realcomp Map Area |
| ALLENVILLE | 49073 |
| BOIS BLANC TOWNSHIP | 49121 |
| BREVORT | 49062 |
| BREVORT TOWNSHIP | 49071 |
| CEDARVILLE | 49102 |
| CLARK TOWNSHIP | 49101 |
| CURTIS | 49012 |
| ENGADINA | 49022 |
| EPOUFETTE | 49042 |
| GARFIELD TOWNSHIP | 49021 |
| GARNET | 49032 |
| GOULD CITY | 49052 |
| HENDRICKS TOWNSHIP | 49041 |
| HESSEL | 49103 |
| HUDSON TOWNSHIP | 49031 |
| MACKINAC ISLAND | 49111 |
| MARQUETTE TOWNSHIP | 49091 |
| MORAN | 49072 |
| MORAN TOWNSHIP | 49061 |
| NAUBINWAY | 49023 |
| NEWTON TOWNSHIP | 49051 |
| PICKFORD | 49092 |
| PORTAGE TOWNSHIP | 49011 |
| REXTON | 49033 |
| ROUND ISLAND | 49122 |
| ST. IGNACE | 49082 |
| ST. IGNACE TOWNSHIP | 49081 |