Squirrel Island zip code
Zip code in Squirrel Island, ME
The location Squirrel Island belongs to Lincoln County, state of Maine. Squirrel Island has been assigned with the zip code 04570.
Squirrel Island is the official name of the location so if you want to use the US Postal Service you must use that name. You can also use any of the following names: Boothbay Harbor, Boothbay Hbr, Squirrel Is.