Poolesville, Maryland
Area codes 227, 240, 301 · Population: 4,883
Eastern (ET)
Maryland
Pop. 4,883
Area Codes Serving Poolesville
About Poolesville, Maryland
Poolesville is a city in Maryland that is served by area codes 227, 240, 301. The city has a population of approximately 4,883 residents and is located in the Eastern Time Zone.