East Winthrop, ME is a city located in Kennebec County, Maine and has a land area of 0.00 square miles (0.00 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in East Winthrop, Maine and it is 04343. The area code(s) for East Winthrop is 207.
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