ZIP Code 21704 — Frederick, Maryland
ZIP code 21704 belongs to Frederick, Maryland (county: Frederick). It sits at latitude 39.3455, longitude -77.3832 in the America/New_York time zone.
| Field | Value |
|---|---|
| ZIP code | 21704 |
| City / place | Frederick |
| State | Maryland |
| County | Frederick |
| Coordinates | 39.3455, -77.3832 |
| Time zone | America/New_York |
| City population | 69,479 |
| ZIP type | PO box / unique |
| Telephone area codes | 240, 301 |
What is ZIP code 21704?
21704 is a five-digit ZIP code used by the United States Postal Service for Frederick, Maryland. It is one of 6 ZIP codes associated with Frederick 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 Frederick: 240, 301. For population, county and county-seat details, see Frederick and all places in Maryland.
Nearby ZIP codes
21703 7.2 km · Frederick21705 8.0 km · Frederick21701 11.9 km · Frederick21709 13.9 km · Frederick20871 14.9 km · Clarksburg21793 15.1 km · Walkersville20872 16.5 km · Damascus21702 17.7 km · Frederick
Frequently asked questions
What city is ZIP code 21704 in?
ZIP code 21704 is in Frederick, Maryland.
What county is 21704 in?
21704 belongs to Frederick in Maryland.
What time zone is ZIP code 21704 in?
21704 is in the America/New_York time zone.