This is a list of the most common U.S. place names (cities, towns, villages, boroughs and census-designated places [CDP]), with the number of times that name occurs (in parentheses).^[1] Some states have more than one occurrence of the same name. Cities with populations over 100,000 are in bold.

The United States Postal Service has published a list of the most common city and post office^[2] names within the United States, as of 2020:

• Washington, in the Pacific Northwest, was the 42nd state admitted to the union.
• Thirty-one of the 50 United States are home to a Washington County.
• There are more than 200 Washington Townships in the United States, including five (plus one Washington Borough) in the state of New Jersey.
• There are 7 towns of Washington (and one town of Port Washington) in Wisconsin, where towns correspond to townships rather than municipalities.
• Louisiana is home to both a village/town of Washington, and a Washington Parish (equivalent to a county in most other states).

• List of cities in the United States
• List of places named Peoria
• List of United States cities by population
• The 250 places named Washington Township