Location: M-46 and M-66, Six Lakes, Montcalm Cty Reassurance shield as 66 joins 46 and we head out of Six Lakes. Location: M-46 and Musson Rd, Montcalm Cty Reassurance shield about halfway through the concurrency. Location: M-46 and M-66, Montcalm Cty A couple miles later, 66 will split to continue south. Location: M-46 and M-66, … Continue reading Michigan Highway 66, MI-46 to MI-46