There are 91.06 miles from Lum to Au Sable in north direction and 164 miles (263.93 kilometers) by car, following the US-23 N route.
Lum and Au Sable are 3 hours 16 mins far apart, if you drive non-stop .
This is the fastest route from Lum, MI to Au Sable, MI. The halfway point is Bay City, MI.
Lum, MI and Au Sable, MI are in the same time zone (EDT). Current time in both locations is 6:11 am.
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