University of Michigan Health Sparrow Clinton Airport (St Johns, MI) 69MI Comentários
| A110-1 | For clearance contact great lakes approach at 269-459-3345, when approach closed contact cleveland artcc at 440-774-0224/0490. |
| A13 | After hours: 989-224-6881. |
| A16 | Eve: 517-364-2000. |
| A18 | Medical use. |
