11717 Post Office

Find 11717 post offices and USPS mailing boxes. Post offices provide information on bulk mail services, domestic mail delivery, international shipping, change of address, mail forwarding, PO boxes, and passport services.


Brentwood Post Office 25 2nd Street Brentwood NY 11717 631-273-0947


Hauppauge Industrial Park Post Office 150 Oser Avenue Hauppauge NY 11788 2.4 miles from 11717 631-231-3155

Central Islip Post Office 110 East Suffolk Avenue Central Islip NY 11722 3.1 miles from 11717 631-234-0547

Bay Shore Post Office 1314 5th Avenue Bay Shore NY 11706 3.4 miles from 11717 631-969-3504

Federal Court House Post Office 101 Federal Plaza Central Islip NY 11722 3.6 miles from 11717 631-715-0001

Hauppauge Post Office 960 Wheeler Road Hauppauge NY 11788 3.8 miles from 11717 631-360-6712

Deer Park Post Office 375 Carlls Path Deer Park NY 11729 3.9 miles from 11717 631-667-6490

Commack Post Office 150 Veterans Memorial Highway Commack NY 11725 4.0 miles from 11717 631-543-3647

Islip Terrace Post Office 136 Carleton Avenue Islip Terrace NY 11752 4.1 miles from 11717 631-581-7894

Penataquit Post Office 10 Bay Shore Avenue Bay Shore NY 11706 4.2 miles from 11717 631-969-3506

Islip Post Office 309 Main Street Islip NY 11751 4.2 miles from 11717 631-581-7931

Brightwaters Post Office 145 Orinoco Drive Brightwaters NY 11718 4.4 miles from 11717 631-206-4855

North Babylon Post Office 1196 Deer Park Avenue North Babylon NY 11703 4.9 miles from 11717 631-667-4693

East Islip Post Office 11 Greenwood Avenue East Islip NY 11730 4.9 miles from 11717 631-581-7807

West Islip Post Office 480 Union Boulevard West Islip NY 11795 5.7 miles from 11717 631-669-5157

Smithtown Post Office 25 Route 111 Smithtown NY 11787 6.0 miles from 11717 631-360-6709

Wyandanch Post Office 1569 Straight Path Wyandanch NY 11798 6.0 miles from 11717 631-643-3914

Nesconset Post Office 226 Smithtown Boulevard Nesconset NY 11767 6.4 miles from 11717 631-265-3278

Wheatley Heights Post Office 6 Colonial Springs Road Wheatley Heights NY 11798 6.7 miles from 11717 631-643-3913

Babylon Post Office 110 Cooper Street Babylon NY 11702 6.7 miles from 11717 631-669-4474

What Change of Address options are available?

Customers can request a temporary or permanent Change of Address either online or in person at the Post Office using PS Form 3575. The online application for Change of Address has a $1.00 identity validation fee.

Is it possible to insure mail and items sent via the USPS?

Yes. Standard mail can be insured for up to $5,000 for an additional fee. Registered mail items can be insured for up to $50,000.

What is the USPS Office of Inspector General?

The Office of Inspector General (OIG) is a division within the USPS responsible for ensuring the integrity and accountability of the postal service. It conducts investigations to safeguard the postal system and performs audits and reviews.