Severn, MD ZIP Codes
Severn, Maryland has 3 ZIP codes: 3 for street addresses (, and ).
Your street decides which one you use.
Which Severn 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?
Severn ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: the Severn Census outline.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Severn ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 21076 | street delivery; mail may be addressed to Hanover Hanover |
| 21077 | street delivery; mail may be addressed to Harmans Elkridge |
| 21144 | street delivery Severn |
ZIP codes from nearby towns that reach into Severn
- 21061, mailing town Glen Burnie, covers 4 percent of Severn
- 20794, mailing town Jessup, covers 3 percent of Severn
Why your mail may say Severn when you live outside it
Severn ZIP codes also cover Gambrills, so a letter addressed to Severn can go to a home outside the town.
The reverse happens too: parts of Severn use 21061 and 20794, which mail under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Anne Arundel County property records show which city you are in.
Severn ZIP code questions
What is the main ZIP code for Severn?
21144, the ZIP code of the main Severn post office at 819 Reece Rd.
What county is Severn in?
Anne Arundel County.
ZIP codes for towns near Severn
More towns near Severn: Woodlawn, Ellicott City, Baltimore, Bowie, Dundalk, Milford Mill, Annapolis, College Park, Randallstown.
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