Ammon is a rural unincorporated community in the southeastern corner of Amelia County in the U.S. state of Virginia. It is located in Jackson District on SR 600 between SR 610 and SR 622. The portion of the border of Dinwiddie and Nottoway counties that is formed by Namozine Creek is 1.5 miles (2.4 km) to the southeast. The nearest volunteer fire department to Ammon is at Mannboro, 5 miles northwest.