Chippewa County Highway H40 is an east-west highway Southern Chippewa County. This runs along a Trout Lake Road.
A guide marker on SB MI St Rt 123. A guide marker on SB MI St Rt 123. A guide marker on SB MI St Rt 123. WB CCH H40 west of CCH H63. A junction marker on EB MI St Rt 48.
