MAINE CONGRESSIONAL DISTRICTS BY COUNTIES County 109th Congressional District Androscoggin 2 Aroostook 2 Cumberland 1 Franklin 2 Hancock 2 Kennebec 1,2 Knox 1 Lincoln 1 Oxford 2 Penobscot 2 Piscataquis 2 Sagadahoc 1 Somerset 2 Waldo 2 Washington 2 York 1