City · Massachusetts · United States

Watertown, MA — ZIP codes

3 ZIP codes · Middlesex County

City: Watertown
County: Middlesex
State: Massachusetts
Country: United States
Postal codes: 024710247202477
Single source
Coordinates: 42.3709, -71.1828 View on OpenStreetMap

ZIP codes (3)

Postal code	Place name	Verification
02471	Watertown	Single source
02472	Watertown	Single source
02477	Watertown	Single source

Sources and verification

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Last generated : 2026-08-21. Report an error.