ZIP Code 20859 — Potomac, Maryland
ZIP code 20859 belongs to Potomac, Maryland (county: Montgomery). It sits at latitude 39.144, longitude -77.2076 in the America/New_York time zone.
| Field | Value |
|---|---|
| ZIP code | 20859 |
| City / place | Potomac |
| State | Maryland |
| County | Montgomery |
| Coordinates | 39.144, -77.2076 |
| Time zone | America/New_York |
| City population | 44,965 |
| ZIP type | PO box / unique |
| Telephone area codes | 240, 301 |
What is ZIP code 20859?
20859 is a five-digit ZIP code used by the United States Postal Service for Potomac, Maryland. It is one of 2 ZIP codes associated with Potomac in this dataset. The delivery area is served from the local post office network, so the ZIP can cover more than one neighbourhood or even cross a city line.
ZIP codes in the same city
Area codes and city profile
Telephone area codes serving Potomac: 240, 301. For population, county and county-seat details, see Potomac and all places in Maryland.
Nearby ZIP codes
20875 0.0 km · Germantown20884 0.0 km · Gaithersburg20898 0.0 km · Gaithersburg20848 0.0 km · Rockville20813 0.0 km · Bethesda20827 0.0 km · Bethesda20889 0.0 km · Bethesda20894 0.0 km · Bethesda
Frequently asked questions
What city is ZIP code 20859 in?
ZIP code 20859 is in Potomac, Maryland.
What county is 20859 in?
20859 belongs to Montgomery in Maryland.
What time zone is ZIP code 20859 in?
20859 is in the America/New_York time zone.