| Primary City | Gaithersburg | |
| Population | 59,933 | |
| State | Maryland | |
| County | Montgomery County | |
| Current Time | ||
| Zip Codes | 20877-20879, 20882-20886, 20898, 20899 | |
| Area Codes | 301 |
Neighbouring Zip Codes
ZIP Code: 20916
Silver Spring, Maryland
ZIP Code: 20906
Silver Spring, Maryland
ZIP Code: 20878
Gaithersburg, Maryland
ZIP Code: 20874
Germantown, Maryland
ZIP Code: 20886
Montgomery Village, Maryland
ZIP Code: 20879
Gaithersburg, Maryland
ZIP Code: 20895
Kensington, Maryland
ZIP Code: 20852
Rockville, Maryland
ZIP Code: 20895
Kensington, Maryland
ZIP Code: 20859
Potomac, Maryland
ZIP Code: 20854
Potomac, Maryland
ZIP Code: 20850
Rockville, Maryland
ZIP Code: 20832
Olney, Maryland
ZIP Code: 20830
Olney, Maryland
ZIP Code: 20855
Derwood, Maryland
Neighbouring Cities
North Bethesda, Aspen Hill, Rossmoor, Leisure World, Potomac, North Potomac, Travilah, Layhill, North Kensington, Glenmont, South Kensington, Wheaton, Montgomery Village, Olney, Darnestown