There were many more characters in June 1951, Private Joe Dope, Private Fosgnoff, MSG Bull Dozer, Percy the Skunk, SFC Windy Windsock, SFC Macon Sparks, SFC Pablo Hablo, Half-Mast, and Connie Rodd. Two remain as of 2010: Half-Mast, who was promoted to Master Sergeant, and Connie Rodd, both of whom have appeared in every issue.
Later characters that as of 2010 still appear are: Bonnie, an African-American civilian who appeared in 1970 to work with Connie; SFC Benjamin "Rotor" Blade, an aviation specialist; and the Online Warrior, a Logistics Management avatar.