Holtsville, NYZIP code 11742 belongs to Holtsville, located in Suffolk County, New York. This area is home to the Holtsville Ecology Site and Animal Preserve, a popular recreational destination with a zoo, walking trails, and picnic areas. It is also where the Town of Brookhaven operates the Holtsville Pool and the Holtsville Recreation Center, offering a range of fitness and leisure activities for residents and visitors alike. |
ZIP code 11742Holtsville, NYUnited StatesUS > NY > Suffolk County > 11742 Daylight Saving:
Yes Download this data for all ZIP codes
|
©2025 Zipwise Software.
Family owned & operated since 2002.
Thank you for your business.