11901 postal code
United StatesUpdated 2026-11-09Riverhead, New YorkSuffolk5 digits
Postal code details
1 placeCode
11901
Place
Riverhead
Region
New York
County
Suffolk
Coordinates
40.9262, -72.652
Accuracy
4 / 6
Country
United States
Location
OpenStreetMap ↗
40.9262, -72.652© OpenStreetMap
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Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| Riverhead | New York | Suffolk | 40.9262, -72.652 |
Nearby codes
All →Same code in other countries
3| Country | Place | Region |
|---|---|---|
| CR Costa Rica | San Isidro de El General | Provincia de San José |
| DO Dominican Republic | La Milagrosa | — |
| KR South Korea | 구리시 | 경기도 |
FAQ
Which city is 11901 in?
Riverhead, New York, United States.
What are the coordinates of 11901?
40.9262, -72.652
Is 11901 used in other countries?
Yes, 3 other countries.
Updated 2026-11-09. Attribution in Data & license.