Riverside, NY ZIP Code

ZIP code, county, time zone and coordinates of Riverside, New York

The ZIP code of Riverside, NY is 11901. It is in Suffolk County.

Mailing address format for Riverside

John Smith
123 Main St
RIVERSIDE NY 11901
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

All ZIP codes in Riverside

ZIP codePopulationArea
11901—56.7 sq miMain

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

Where is Riverside? Location, county and time zone

State
New York
County
Suffolk County
GPS coordinates
40.90509, -72.67172
Time zone
America/New YorkEST · UTC-05:00
Population
2,882

Map of Riverside, NY 11901

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ZIP codes near Riverside

Riverside ZIP code: FAQ

What is the ZIP code for Riverside, NY?

The main ZIP code for Riverside, NY is 11901.

How many ZIP codes does Riverside have?

Riverside has 1 ZIP code.

What county is Riverside, NY in?

Riverside is in Suffolk County, New York.

What time zone is Riverside in?

Riverside is in the America/New York time zone (EST, UTC-05:00 right now).

What are the coordinates of Riverside?

Latitude 40.90509, longitude -72.67172.

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