Detroit Postal History
Somerset County, Maine
a project of
V. F. Thomas Co. - P. O. Box 111 - Shawmut, Maine 04975
(updated 10 September 2020)
Postmarks from the town of Detroit include:
1841 July 16:
Detroit post office opened. (source: Maine Philatelic Society. 1995. The Post Offices of Maine: A Rarity Guide.)
1933 January 11:
The circular postmark is 31–32 mm in diameter.
Detroit post office. 21 Main Street; Detroit, Maine 04929. Lat./Long.: N 44°47′43″ x W 69°17′51″
Detroit post office is still in operation.