Saint Marys, AK is a city located in Kusilvak County, Alaska and has a land area of 42.88 square miles (111.06 km2). The water area for the city is 0.12 square miles or 0.31 km2. There is one unique zip code in Saint Marys, Alaska and it is 99658. The area code(s) for Saint Marys is 907.
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