In which county is ZIP code 11722 located?

ZIP 11722 is listed under Suffolk, NY.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 11722: Central Islip, NY

ZIP: 11722

County: Suffolk

Coordinates: 40.78660, -73.19610

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 11722 in Central Islip, NY. We include verified county details for Suffolk plus key geographic references used for mapping and logistics.

Primary City	Central Islip
ZIP Code	11722
County	Suffolk
State	NY
Latitude / Longitude	40.78660, -73.19610
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 11722 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 11722 is commonly represented around 40.78660, -73.19610. These coordinates help identify the general area within Suffolk, NY.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 11722 for mail delivery and general location reference in Suffolk, NY.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Central Islip.

Related ZIP Codes (Nearby)

Explore other postal codes near Central Islip within NY.

Frequently Asked Questions

What is the primary city for ZIP code 11722?

The primary city for this ZIP code is Central Islip, located in NY.

In which county is 11722 located?

ZIP code 11722 is situated within Suffolk, NY.

What are the coordinates for 11722?

The approximate center point is 40.78660 (Latitude) and -73.19610 (Longitude).

Is ZIP code 11722 active?

This page lists ZIP 11722 as Listed based on the latest refresh date shown above.

Does ZIP 11722 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08