Northfield, Maine
(February 26, 1840 to September 2, 1854)
No postmarks are recorded for the 1840 to 1854 office.
(June 7, 1855 to April 28, 1863)
(July 26, 1869 to April 30, 1935)

Northfield, Maine (June 7, 1855 to April 28, 1863), October 6, 1856, 3¢ dull red 1851 pays the 3¢ rate for distance up to 3,000 miles to Newport, New Hampshire. Only recorded cover for the 1855 to 1863 office.

Northfield, Maine (open July 26, 1869 to April 30, 1935), March 4, 1916, post card to Machias, Maine.