"Overgaard-- This location was named for the Overgaard family. Christ Overgaard served as postmaster in 1939. P.O. est October 14, 1938, William T. Schockley, pm; disc. Deember 31, 1943, re-est April 16, 1952."
Barnes, Will C.; Granger, Byrd (ed.) Arizona's names : X marks the place Falconer Pub. Co. : distributed by Treasure Chest Publications, c1983. P. 454
Arizona Department of Commerce Community Profiles-- Heber-Overgaard, Arizona