There are 30.14 miles from Plymouth to Alton Bay in southeast direction and 46 miles (74.03 kilometers) by car, following the I-93 S route.
Plymouth and Alton Bay are 57 minutes far apart, if you drive non-stop .
This is the fastest route from Plymouth, NH to Alton Bay, NH. The halfway point is Meredith, NH.
Plymouth, NH and Alton Bay, NH are in the same time zone (EDT). Current time in both locations is 7:22 pm.
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