Rochester, NH ZIP Codes
Rochester, New Hampshire has 4 ZIP codes: 3 for street addresses (, and ) and 1 for PO boxes ().
Your street decides which one you use.
Which Rochester 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?
Rochester ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
03866 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Rochester city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Rochester ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 03839 | street delivery Gonic |
| 03866 | PO boxes at the Rochester post office Rochester |
| 03867 | street delivery Rochester |
| 03868 | street delivery Rochester |
Rochester ZIP code questions
What is the main ZIP code for Rochester?
03867, the ZIP code of the main Rochester post office at 20 Allen St.
Which Rochester ZIP codes are for PO boxes only?
03866. Mail to it goes to boxes at the post office, not to street addresses.
What county is Rochester in?
Strafford County.
ZIP codes for towns near Rochester
More towns near Rochester: Methuen, Lawrence, North Andover, Dracut, Town of Andover, Nashua, Portland, Gloucester, Lowell.
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