Find West Islip New York 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.
West Islip Post Office 480 Union Boulevard West Islip NY 11795 631-669-5157
Babylon Post Office 110 Cooper Street Babylon NY 11702 1.4 miles from West Islip 631-669-4474
Brightwaters Post Office 145 Orinoco Drive Brightwaters NY 11718 1.8 miles from West Islip 631-206-4855
North Babylon Post Office 1196 Deer Park Avenue North Babylon NY 11703 2.3 miles from West Islip 631-667-4693
Bay Shore Post Office 1314 5th Avenue Bay Shore NY 11706 2.4 miles from West Islip 631-969-3504
Penataquit Post Office 10 Bay Shore Avenue Bay Shore NY 11706 2.7 miles from West Islip 631-969-3506
Santapogue Post Office 617 West Montauk Highway West Babylon NY 11704 3.0 miles from West Islip 631-422-2276
West Babylon Post Office 385 Route 109 West Babylon NY 11704 3.5 miles from West Islip 631-893-0560
Deer Park Post Office 375 Carlls Path Deer Park NY 11729 3.7 miles from West Islip 631-667-6490
Lindenhurst Post Office 65 East Hoffman Avenue Lindenhurst NY 11757 4.2 miles from West Islip 631-226-6914
Islip Post Office 309 Main Street Islip NY 11751 4.3 miles from West Islip 631-581-7931
Wyandanch Post Office 1569 Straight Path Wyandanch NY 11798 4.5 miles from West Islip 631-643-3914
Brentwood Post Office 25 2nd Street Brentwood NY 11717 4.6 miles from West Islip 631-273-0947
Wheatley Heights Post Office 6 Colonial Springs Road Wheatley Heights NY 11798 5.2 miles from West Islip 631-643-3913
Copiague Post Office 695 Marconi Boulevard Copiague NY 11726 5.8 miles from West Islip 631-842-9084
Islip Terrace Post Office 136 Carleton Avenue Islip Terrace NY 11752 5.9 miles from West Islip 631-581-7894
East Islip Post Office 11 Greenwood Avenue East Islip NY 11730 6.0 miles from West Islip 631-581-7807
Federal Court House Post Office 101 Federal Plaza Central Islip NY 11722 6.5 miles from West Islip 631-715-0001
Amityville Post Office 77 Ireland Place Amityville NY 11701 6.9 miles from West Islip 631-264-3532
South Farmingdale Post Office 918 Main Street Farmingdale NY 11735 7.2 miles from West Islip 516-249-1573
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.
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.
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.