Rockville zip code

Zip code in Rockville, MD

The location Rockville belongs to Montgomery County, state of Maryland. Rockville has 11 zip codes which you can see in the following table.

Rockville is the official name of the location so if you want to use the US Postal Service you must use that name.

Zip code Type Population
20847 PO BOX 92
20848 PO BOX 308
20849 PO BOX 476
20850 STANDARD 45,080
20851 STANDARD 13,590
20852 STANDARD 40,220
20853 STANDARD 30,570
20854 STANDARD 48,600
20855 STANDARD 15,850
20857 UNIQUE 0
20859 PO BOX 255