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How many zip codes are in Rockville MD?

Author

Sophia Edwards

Published Mar 06, 2026

How many zip codes are in Rockville MD?

Rockville, MD Covers 8 ZIP Codes
ZIP CodeArea Code(s)Classification
20851301/240Non-Unique
20852301/240Non-Unique
20853301/240Non-Unique
20857301/240Unique

Herein, what county is ZIP code 20850 in?

Montgomery County

Furthermore, what is the area code for Rockville Maryland? Area code 301 is located in western Maryland and covers Germantown, Silver Spring, Waldorf, Frederick, and Rockville. It has a single overlay (240) that serves the same area.

Also Know, where is the zip code 20852?

Rockville, MD North Bethesda, MD Rollins Park, MD

What are the zip codes in Maryland?

RankZip CodePopulation
12090670,749
22123468,381
32087863,030
42174061,768

What is Olney zip code?

20830
20832
20833
20853
20860

What is Silver Springs ZIP code?

Silver Spring, Maryland
ZIP Codes20901–2090720910
Area codes301, 240
FIPS code24-72450
GNIS feature ID0591290

What county is Rockville?

Montgomery County

What is the zip code for Germantown Maryland?

20874
20875
20876
20879

What is the zip code for Wheaton Maryland?

20895
20902
20906

What is the zip code for Hagerstown Maryland?

21740
21741
21742
21749

Is 401 a code?

Rhode Island

What state has the area code 301?

Maryland
Pennsylvania

What is the 301?

The HTTP response status code 301 Moved Permanently is used for permanent redirecting, meaning current links or records using the URL this response is received for should be updated.

What country code is 310?

California area code 310 extends along the coast from the South Bay and just into Ventura County, covering all of West Los Angeles.