Source: Collection Services Department, Boone County Public Library

• United States and Worldwide Postal History, compiled by Jim Forte <https://www.postalhistory.com/postoffices.asp?task=display&state=ky&county=Bullitt>

This was the name of the post office, 1966-1974.  The older Belmont (Bullitt County, Ky.) is the preferred form.