Saint Marys zip code

Zip code in Saint Marys, MD

The location Saint Marys belongs to St. Mary's County, state of Maryland. Saint Marys has been assigned with the zip code 20686.

The location name Saint Marys is listed as acceptable by the US Postal Service so it can be used in your mailings just fine. You can also use any of the following names: Saint Marys, St Marys City.
Zip code Type Population
20686 PO BOX 240