Concord, NH ZIP Codes
Concord, New Hampshire has 4 ZIP codes: 2 for street addresses ( and ), 1 for PO boxes () and 1 for a single organization.
Your street decides which one you use.
Which Concord 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?
Concord ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
03302 and 03305 have no area on the map: they are PO box or single-organization ZIP codes. Dashed line: Concord city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Concord ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 03301 | street delivery Concord |
| 03302 | PO boxes at the Concord post office Concord |
| 03303 | street delivery Concord Annex |
| 03305 | one organization Concord Annex |
Why your mail may say Concord when you live outside it
Concord ZIP codes also cover Webster and Boscawen, so a letter addressed to Concord can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Merrimack County property records show which city you are in.
Concord ZIP code questions
What is the main ZIP code for Concord?
03301, the ZIP code of the main Concord post office at 18 Loudon Rd.
Which Concord ZIP codes are for PO boxes only?
03302. Mail to it goes to boxes at the post office, not to street addresses.
What county is Concord in?
Merrimack County.
ZIP codes for towns near Concord
More towns near Concord: Methuen, Haverhill, Dracut, Lawrence, Lowell, Chelmsford, Town of Andover, North Andover, Fitchburg.
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