Holtsville, NY ZIP Codes, Coordinates & Counties
Holtsville, New York has 1 ZIP code in Suffolk county. The approximate center of Holtsville is 40.81, -73.041. Holtsville has about 31,582 known street addresses.
ZIP codes in Holtsville, NY
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 11742 | Suffolk | 40.81 | -73.041 |
Counties Holtsville spans
Suffolk
Most common streets in Holtsville
Corporate, Point, Waverly, Union, 5th, Long Island, 6th, 8th, 10th, 11th
Frequently asked questions
What ZIP codes are in Holtsville, NY?
Holtsville, New York has 1 ZIP code, ranging from 11742 to 11742. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Holtsville, NY in?
Holtsville is in Suffolk county.
What are the latitude and longitude of Holtsville, NY?
The approximate center of Holtsville, New York is latitude 40.81, longitude -73.041. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Holtsville, NY have?
Holtsville has 1 ZIP code.
How many addresses are in Holtsville, NY?
Holtsville, New York has about 31,582 known street addresses in the sthan.io US address database.
What are the most common streets in Holtsville, NY?
Some of the most common street names in Holtsville are Corporate, Point, Waverly, Union, 5th, Long Island.
What cities are near Holtsville, NY?
Cities near Holtsville include Farmingville (2 mi), Holbrook (2 mi), Medford (3 mi), Blue Point (4 mi), Ronkonkoma (4 mi).
Cities near Holtsville
Farmingville, NY (2 mi) Holbrook, NY (2 mi) Medford, NY (3 mi) Blue Point, NY (4 mi) Ronkonkoma, NY (4 mi) Selden, NY (4 mi) Patchogue, NY (4 mi) Bayport, NY (5 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database