Montgomery County ZIP Codes
Maryland, United States · 76 codes
Montgomery County in Maryland has 76 ZIP codes, from 20810 to 20997, serving 76 places.
ZIP codes in Montgomery
| ZIP Code | Places |
|---|---|
| 20810 | Bethesda |
| 20811 | Bethesda |
| 20812 | Glen Echo |
| 20813 | Bethesda |
| 20814 | Bethesda |
| 20815 | Chevy Chase |
| 20816 | Bethesda |
| 20817 | Bethesda |
| 20818 | Cabin John |
| 20824 | Bethesda |
| 20825 | Chevy Chase |
| 20827 | Bethesda |
| 20830 | Olney |
| 20832 | Olney |
| 20833 | Brookeville |
| 20837 | Poolesville |
| 20838 | Barnesville |
| 20839 | Beallsville |
| 20841 | Boyds |
| 20842 | Dickerson |
| 20847 | Rockville |
| 20848 | Rockville |
| 20849 | Rockville |
| 20850 | Rockville |
| 20851 | Rockville |
| 20852 | Rockville |
| 20853 | Rockville |
| 20854 | Potomac |
| 20855 | Derwood |
| 20857 | Rockville |
| 20859 | Potomac |
| 20860 | Sandy Spring |
| 20861 | Ashton |
| 20862 | Brinklow |
| 20866 | Burtonsville |
| 20868 | Spencerville |
| 20871 | Clarksburg |
| 20872 | Damascus |
| 20874 | Germantown |
| 20875 | Germantown |
| 20876 | Germantown |
| 20877 | Gaithersburg |
| 20878 | Gaithersburg |
| 20879 | Gaithersburg |
| 20880 | Washington Grove |
| 20882 | Gaithersburg |
| 20883 | Gaithersburg |
| 20884 | Gaithersburg |
| 20885 | Gaithersburg |
| 20886 | Montgomery Village |
| 20889 | Bethesda |
| 20891 | Kensington |
| 20892 | Bethesda |
| 20894 | Bethesda |
| 20895 | Kensington |
| 20896 | Garrett Park |
| 20897 | Suburb Maryland Fac |
| 20898 | Gaithersburg |
| 20899 | Gaithersburg |
| 20901 | Silver Spring |
| 20902 | Silver Spring |
| 20903 | Silver Spring |
| 20904 | Silver Spring |
| 20905 | Silver Spring |
| 20906 | Silver Spring |
| 20907 | Silver Spring |
| 20908 | Silver Spring |
| 20910 | Silver Spring |
| 20911 | Silver Spring |
| 20912 | Takoma Park |
| 20914 | Silver Spring |
| 20915 | Silver Spring |
| 20916 | Silver Spring |
| 20918 | Silver Spring |
| 20993 | Silver Spring |
| 20997 | Silver Spring |
Frequently asked questions
What is the ZIP code of Montgomery?
Montgomery has 76 ZIP codes, from 20810 to 20997. The table lists the places each one serves.
How many places are listed in Montgomery County?
76 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.