There are 25 US Post Offices in Lincoln County serving a total of 34,147 residents equating to 1,366 residents per post office. It's estimated that approximately 54,502 packages are handled across the 25 county post offices annually. Lincoln County is a county located in the state of Maine, in the United States. As of the 2010 census, the population was 34,457. Its county seat is Wiscasset. The county was founded in 1760 from a portion of York County, Massachusetts and named after the English city Lincoln, the birthplace of Massachusetts Bay Provincial Governor Thomas Pownall. At its founding, Lincoln County accounted for three-fifths of the state's land, and stretched east to Nova Scotia. Thirteen counties were cut out of this land including Sagadahoc County to the west. The county flag is a traditional New England flag, adopted in 1977."