The Dayton Post Office was established on June 17, 1858. It was established under the name of West Dayton. The name changed on November 8, 1877. There has been several postmasters since the Post Office opened. Up to 1945 there had been 14 postmasters. Kate C. Warner had been a postmaster in Dayton for 49 years. She started out helping her father so she actually worked for the Dayton Post Office for 54 years. Miss Warner had been postmaster through 9 different Presidents, Cleveland; McKinley; Roosvelt; Taft; Wilson; Harding; Coolidge; Hoover and Roosevelt. The Dayton Post Office started out as a 4th class office. It was advanced to 3rd class in 1907 and advanced again in 1953 to 2nd class.