| District | Access Code |
|---|---|
| Adams | HBXK |
| Baraga | FPMZ |
| Bessemer | JMLQ |
| CCISD - CTE | BGPG |
| Chassell | HKCF |
| Dollar Bay | LDZF |
| Ewen Trout Creek | MMXK |
| Forest Park | FFBL |
| GOISD | MXWK |
| Hancock | WHPT |
| Houghton | XFFP |
| Ironwood | PKMX |
| Lake Linden | JJTC |
| Ontonagon | HGZS |
| Wakefield - Marinesco | MJDN |
| Watersmeet | CLTW |