Wyandanch ZIP code, New York
The ZIP code for Wyandanch, NY is 11798, and its area codes are 631 and 934.
- USPS city name
- 1 ZIP code
- Overlapping the city
- 2 more
- Population
- 67,937
- County
- Suffolk County
- State
- New York
NANPA lists no telephone rate centre for Wyandanch itself, so these are the area codes of the nearest one, Deer Park (2.8 miles). A town on an area-code boundary can differ from its neighbour.
Mail addressed to Wyandanch uses the ZIP code above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.
Wyandanch in numbers
About 67,937 people live in Wyandanch, the 12th-largest of New York's 1,290 census places.
| Population | 67,937 |
|---|---|
| Population density | 31,307 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Wyandanch CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.
ZIP codes addressed as Wyandanch
Other ZIP codes overlapping Wyandanch
These ZIP codes cover part of Wyandanch but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
11704 | West Babylon , NY | Standard | 40,706 | $129,195 | $527,500 |
11729 | Deer Park , NY | Standard | 27,231 | $136,939 | $539,700 |
Map of Wyandanch ZIP codes
The ZIP codes of Wyandanch, NY, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Wyandanch
The nearest larger towns are Brentwood (152,614 people, 6.3 mi), Norwalk, CT (92,187 people, 24 mi) and Stamford, CT (137,144 people, 25 mi).
| Town | Population | Distance |
|---|---|---|
| Wheatley Heights | 4,729 | 1.0 mi |
| Deer Park | 27,990 | 2.3 mi |
| North Babylon | 17,963 | 2.4 mi |
| West Babylon | 43,570 | 2.5 mi |
| East Farmingdale | 5,666 | 2.6 mi |
| North Lindenhurst | 10,952 | 3.1 mi |
| Melville | 19,714 | 3.3 mi |
| Baywood | 8,176 | 3.9 mi |
| Dix Hills | 24,773 | 4.0 mi |
| North Amityville | 21,138 | 4.2 mi |
| Babylon | 12,185 | 4.3 mi |
| Lindenhurst | 27,142 | 4.4 mi |
| Farmingdale | 8,474 | 4.5 mi |
| West Islip | 26,865 | 4.8 mi |
More nearby: every ZIP code in Suffolk County · New York ZIP codes
Cite this page
zipcodes.pro. “Wyandanch, NY ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ny/wyandanch
Underlying data is public domain or openly licensed — sources, vintages and licences.