Jonesboro, Maine
(April 1, 1809 to present)
Jonesboro was formerly known as Chandlersville.

Jonesboro, Maine, August 1, no year date but circa early 1860s, manuscript town mark, 3¢ rose 1861 pays the domestic rate to Key West Florida, on Civil War patriotic envelope "The Girl I Left Behind ME" (Weiss SC-NB 102).

Jonesboro, Maine, March 21, no year date but circa 1860s, manuscript town mark, 3¢ rose 1861 pays the domestic rate to New York City.