North Bethesda, MD ZIP Codes
North Bethesda, Maryland has 3 ZIP codes: 3 for street addresses (, and ).
Your street decides which one you use.
Which North Bethesda ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
North Bethesda ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: the North Bethesda Census outline.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All North Bethesda ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 20814 | street delivery; mail may be addressed to Bethesda Westlake |
| 20817 | street delivery; mail may be addressed to Bethesda Westlake |
| 20852 | street delivery; mail may be addressed to Rockville Rockville Carrier Annex |
ZIP codes from nearby towns that reach into North Bethesda
- 20895, mailing town Kensington, covers 5 percent of North Bethesda
- 20851, mailing town Rockville, covers 3 percent of North Bethesda
Why your mail may say North Bethesda when you live outside it
North Bethesda ZIP codes also cover Bethesda, Potomac and Cabin John, so a letter addressed to North Bethesda can go to a home outside the town.
The reverse happens too: parts of North Bethesda use 20895 and 20851, which mail under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Montgomery County property records show which city you are in.
North Bethesda ZIP code questions
What is the main ZIP code for North Bethesda?
20814, the ZIP code of the main Westlake post office at 10421 Motor City Dr.
What county is North Bethesda in?
Montgomery County.
ZIP codes for towns near North Bethesda
More towns near North Bethesda: McLean, Olney, Gaithersburg, Chillum, College Park, Washington, Arlington, Montgomery Village, Germantown.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections