1847 May 14:
New Vineyard (2) post office opened. (source: Maine Philatelic Society. 1995. The Post Offices of Maine: A Rarity Guide)
1933 December 29 through 1934 August 1:
The circular postmark is 29–30 mm in diameter. The four bars at the right of the circle are just over 5 mm on center.
2020:
New Vineyard (2) post office. 18 Lake Street; New Vineyard, Maine 04956. Lat./Long.: N 44°48′20″ x W 70°07′45″
today:
New Vineyard (2) post office is still in operation.