Zip code 20854

Zip code 20854, MD

The zip code 20854, type standard, belongs to the following denominations: Potomac y Rockville . It is part of the county Montgomery County, state of Maryland. It has an estimated population of 48600.

The postal code 20854 has several names. If you are going to use the postal service be sure to use only those denominations marked as official (Potomac) or acceptable (Rockville).