Find a City by ZIP code.
11901 ZIP Code Detail Information
11901 ZIP code is designated for Riverhead in Suffolk of New York. More information on this ZIP code is available below. If you came here after performing a reverse phone lookup, these details are provided to give you a general idea of the phone number's location.
11901 ZIP Code - Map, City, County, State, and Location
| City: | Riverhead |
| County: | Suffolk |
| State: | New York (NY) |
| Latitude: | 40.9262 |
| Longitude: | -72.652 |
| Time Zone: | America/New York (EDT) |
| Current Time: | 05:30:49 (UTC -4) |
| Today's Date: | Saturday, July 05, 2025 |
If you are trying identify a ZIP code for any specific address, you can use USPS' lookup service. You could also use our free ZIP Code Lookup app to identify ZIP code for any location in the United States.