Caribou • Presque Isle

Allagash • Amity • Ashland • Bancroft • Blaine • Bridgewater • Castle Hill • Caswell • Chapman • Crystal • Dyer Brook • Eagle Lake • Easton • Fort Fairfield • Fort Kent • Frenchville • Grand Isle • Hamlin • Hammond • Haynesville • Hersey • Hodgdon • Houlton • Island Falls • Limestone • Linneus • Littleton • Ludlow • Madawaska • Mapleton • Mars Hill • Masardis • Merrill • Monticello • New Canada • New Limerick • New Sweden • Oakfield • Orient • Perham • Portage Lake • St. Agatha • St. Francis • Sherman • Smyrna • Stockholm • Van Buren • Wade • Wallagrass • Washburn • Westfield • Westmanland • Weston • Woodland

Cary • Cyr • Garfield • Glenwood • Macwahoc • Moro • Nashville • Oxbow • Reed • St. John • Winterville

Ashland (CDP) • Blaine (CDP) • Eagle Lake (CDP) • Fort Fairfield (CDP) • Fort Kent (CDP) • Grand Isle (CDP) • Houlton (CDP) • Island Falls (CDP) • Limestone (CDP) • Madawaska (CDP) • Mapleton (CDP) • Mars Hill (CDP) • Oakfield (CDP) • Van Buren (CDP) • Washburn (CDP)

Houlton Maliseet Reservation • Penobscot Island Indian Reservation‡ • Penobscot Reservation‡