Calhoun County
Calhoun County Details
Map Coord - Letter = OM
Map Coord - Number = 99
| City/Township | Realcomp Map Area |
| ALBION | 96152 |
| ALBION TOWNSHIP | 96151 |
| ATHENS | 96162 |
| ATHENS TOWNSHIP | 96161 |
| BATTLE CREEK | 96061 |
| BEDFORD TOWNSHIP | 96011 |
| BURLINGTON | 96172 |
| BURLINGTON TOWNSHIP | 96171 |
| CLARENCE TOWNSHIP | 96051 |
| CLARENDON TOWNSHIP | 96191 |
| CONVIS TOWNSHIP | 96031 |
| DUCK LAKE | 96052 |
| ECKFORD TOWNSHIP | 96141 |
| EMMETT TOWNSHIP | 96071 |
| FREDONIA TOWNSHIP | 96131 |
| HOMER | 96202 |
| HOMER TOWNSHIP | 96201 |
| LEE TOWNSHIP | 96041 |
| LEROY TOWNSHIP | 96111 |
| MARENGO TOWNSHIP | 96091 |
| MARSHALL | 96082 |
| MARSHALL TOWNSHIP | 96081 |
| NEWTON TOWNSHIP | 96121 |
| PENNFIELD TOWNSHIP | 96021 |
| SHERIDAN TOWNSHIP | 96101 |
| SPRINGFIELD | 96062 |
| TEKONSHA | 96182 |
| TEKONSHA TOWNSHIP | 96181 |