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Potomac

Census-designated place in Maryland
Potomac is an unincorporated community and census-designated place in Montgomery County, Maryland, United States. As of the 2020 census, it had a population of 47,018. It is named after the nearby Potomac River. Wikipedia
ZIP Codes: 20854, 20859
Population: 46,499 (2022)
Sales tax: 6%
Area code(s): 301, 240
Elevation: 292 ft (89 m)
First settled: 1714; 310 years ago