ZIP Code 11730: East Islip, NY
County: Suffolk
Coordinates: 40.72820, -73.18050
ZIP Type: Standard
Time Zone: Eastern Time (ET)
Explore detailed information for ZIP code 11730 in East Islip, NY. We include verified county details for Suffolk plus key geographic references used for mapping and logistics.
| Primary City | East Islip |
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| ZIP Code | 11730 |
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| County | Suffolk |
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| State | NY |
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| Latitude / Longitude | 40.72820, -73.18050 |
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| ZIP Type | Standard |
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| Time Zone | Eastern Time (ET) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 11730 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 11730 is approximately 40.72820 (latitude) and -73.18050 (longitude). This location sits within Suffolk, contributing to regional planning across NY.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 11730 for mail delivery and general location reference in
Suffolk,
NY.
Some addresses near East Islip may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near East Islip within NY.
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Frequently Asked Questions
What is the primary city for ZIP code 11730?
The primary city for this ZIP code is East Islip, located in NY.
In which county is 11730 located?
ZIP code 11730 is situated within Suffolk, NY.
What are the coordinates for 11730?
The approximate center point is 40.72820 (Latitude) and -73.18050 (Longitude).
Is ZIP code 11730 active?
This page lists ZIP 11730 as Listed based on the latest refresh date shown above.
Does ZIP 11730 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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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