Princeton, Maine
(August 15, 1837 to present)
Princeton, February 18, 1847 manuscript postmark, rated 5¢ due for distance less than 300 miles to Bangor, Maine. Princeton, Maine, August 22, no year date, but circa 1851-56, stampless letter to North Brookfield, Massachusetts.

Princeton, indistinct date [October 8?] no year date but circa 1869, 3¢ ultramarine pays the domestic letter rate to Augusta, Maine.
Princeton, Maine, November 15, 1900, postal card to Portland, Maine.