The following persons have served as officially appointed postmasters of the Windsor Post Office.
George Harper, 1818 - 1818 * Elias Whitmore, 1818 - 1825 Barzilla Marvin, 1825 - 1826 Gideon Hotchkiss, 1826 - 1829 William Seymour, 1829 - 1830 Benjamin B. Nichols, 1830 - 1832 Henry Rexford, 1832 - 1833 Ansel Adams, 1833 - 1836 Carver Hotchkiss, 1836 - 1841 Henry L. Sleeper, 1841 - 1841 Benjamin H. Russell, 1841 - 1846 George Dusenbury, 1846 - 1849 Jeremiah Hull, 1849 - 1852 James Belden, 1852 - 1853 Harpur Dusenbury, 1853 - 1857 George Dusenbury, 1857 - 1861 Seymour L. Judd, 1861 - 1861 James R. Belden, 1861 - 1866 Andrew J. Butts, 1866 - 1869 David H. Hotchkiss, 1869 - 1882 Kate R. Hotchkiss, 1882 - 1885 James M. Chaffee, 1885 - 1889 Jarius S. Chase, 1889 - 1893 Charles E. VanOrsdale, 1893 - 1897 Jarius S. Chase, 1897 - 1913 Kate R. Elliott, 1913 - 1915 George A. Manwarren, 1915 - 1922 Brainard W. Russell, 1922 - 1933 Ward Kirkpatrick, 1933 - 1941 Shirley Bond, 1941 - 1943 Myrtle Freeman, 1943 - 1947 Philliar Cresson, 1947 - 1949 Edward N. Ksionzyk, 1949 - ?The above information was obtained from "Historical Essays of Windsor, Town and Village, Broome County, New York"; compiled and edited by Marjory Hinman and Bernard Osborne, Windsor Town Historian; Published by the Town of Windsor, Broome County, New York, 1976.
* Although not listed in the above source, it is believed that George Harper was officially the first postmaster of Windsor, as he was the postmaster of the old Oquago post office when it became Windsor in 1818.