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U.S. ZIP Code 20899
5-digit United States postal code #20899, Gaithersburg, MD
ZIP code 20899 is located in the city (place name) Gaithersburg, сounty Montgomery in the state of Maryland. The population in ZIP code 20899 is 142 and the population density is 694.1. ZIP code 20899 refers to сounty Montgomery having сounty FIPS 24031, the ratio of people from different counties in this ZIP code is as follows: all county weights - 24031: 100%. In the area of the ZIP code 20899 valid time zone America/New_York.
ZIP: 20899
County: Montgomery
Place Name: Gaithersburg
State: Maryland
State Abbreviation: MD
Coordinates: 39° 8' 37.824" N, 77° 12' 58.32" W
Latitude: 39.143840000000
Longitude: -77.216200000000
Population: 142
Density: 694.1/km2
Time zone: America/New_York
County FIPS: 24031
All county weights: 24031: 100%