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US Post Office
One of 9 shipping or delivery service listings in Islip.
About US Post Office
US Post Office is a shipping or delivery service in the public service and government sector, based in Islip, NY. Its recorded address is 309 Main St Unit 3, 11751. The listing includes a telephone number, an official website. It is one of 9 shipping or delivery service listings tracked in Islip; the nearest comparable listing is ISLIP, within walking distance in ISLIP. US Post Office has 7,292 listed locations in total; this page covers the Islip branch.
- Address
- 309 Main St Unit 3, Islip, NY, 11751
- Phone
- (800) 275-8777
- Website
- tools.usps.com
- Social
Questions
Where is US Post Office located?
309 Main St Unit 3, Islip, NY, 11751
How do I contact US Post Office?
(800) 275-8777 · https://tools.usps.com/find-location.htm?location=1368116
What type of business is US Post Office?
US Post Office is a shipping or delivery service (public service and government) in Islip.
US Post Office branches
US Post Office has 7,292 listed locations. This branch is in Islip.
- Kailua Kona96740-2440
- Hilo96720
- Hilo96720
- Laupahoehoe96764-9997
- Kapaau96755-3001
- Kihei96753
- Lanai City96763
- Pukalani96788
- Lahaina96761
- Honolulu96817
Nearby shipping or delivery service
- ISLIPISLIP0.0 km
- United States Postal ServiceIslip0.0 km
- Post Office-IslipIslip0.0 km
- Vinted Go Parcel ShopIslip0.2 km
- Vinted Go Parcel ShopIslip1.2 km
- UPS Access Point locationEast Islip2.0 km
- UPS Alliance Shipping PartnerEast Islip2.1 km
- UPS Access Point locationEast Islip2.2 km
- Vinted Go Parcel ShopBay Shore2.4 km
- US Post OfficeIslip Terrace2.7 km
- Islip Terrace Post OfficeIslip Terrace2.7 km
- United States Postal ServiceIslip2.5 km
- US Post OfficeBay Shore2.5 km
- PENATAQUITBAY SHORE2.5 km
- United States Postal ServiceIslip Terrace2.7 km
Cite this page
“US Post Office, Islip — business.wiki, retrieved August 2026.” Facts on this page come from openly licensed data (Overture Maps Foundation) and are refreshed with each monthly release; sourcing is documented on the methodology page.