City · New York · United States

Port Washington, NY — ZIP codes

6 ZIP codes · Nassau County

City: Port Washington
County: Nassau
State: New York
Country: United States
Postal codes: 110501105111052110531105411055
Single source
Coordinates: 40.8350, -73.6964 View on OpenStreetMap
Area code: 607 (from the nearest rate centre)

ZIP codes (6)

Postal code	Place name	Verification
11050	Port Washington	Single source
11051	Port Washington	Single source
11052	Port Washington	Single source
11053	Port Washington	Single source
11054	Port Washington	Single source
11055	Port Washington	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 · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Last generated : 2026-08-21. Report an error.