Find Central 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.
Central Islip Post Office 110 East Suffolk Avenue Central Islip NY 11722 631-234-0547
Federal Court House Post Office 101 Federal Plaza Central Islip NY 11722 631-715-0001
Islip Terrace Post Office 136 Carleton Avenue Islip Terrace NY 11752 2.7 miles from Central Islip 631-581-7894
Hauppauge Post Office 960 Wheeler Road Hauppauge NY 11788 2.9 miles from Central Islip 631-360-6712
Brentwood Post Office 25 2nd Street Brentwood NY 11717 3.2 miles from Central Islip 631-273-0947
East Islip Post Office 11 Greenwood Avenue East Islip NY 11730 3.6 miles from Central Islip 631-581-7807
Hauppauge Industrial Park Post Office 150 Oser Avenue Hauppauge NY 11788 3.8 miles from Central Islip 631-231-3155
Islip Post Office 309 Main Street Islip NY 11751 4.0 miles from Central Islip 631-581-7931
Nesconset Post Office 226 Smithtown Boulevard Nesconset NY 11767 4.2 miles from Central Islip 631-265-3278
Smithtown Post Office 25 Route 111 Smithtown NY 11787 4.9 miles from Central Islip 631-360-6709
Bohemia Post Office 200 Orville Drive Bohemia NY 11716 4.9 miles from Central Islip 631-589-2487
Bay Shore Post Office 1314 5th Avenue Bay Shore NY 11706 4.9 miles from Central Islip 631-969-3504
Great River Post Office 62 River Road Great River NY 11739 5.0 miles from Central Islip 631-581-7680
Penataquit Post Office 10 Bay Shore Avenue Bay Shore NY 11706 5.0 miles from Central Islip 631-969-3506
Ronkonkoma Post Office 200 Hawkins Avenue Ronkonkoma NY 11779 5.0 miles from Central Islip 631-588-0301
Oakdale Post Office 927 Montauk Highway Oakdale NY 11769 5.0 miles from Central Islip 631-589-2683
Brightwaters Post Office 145 Orinoco Drive Brightwaters NY 11718 5.7 miles from Central Islip 631-206-4855
Commack Post Office 150 Veterans Memorial Highway Commack NY 11725 5.7 miles from Central Islip 631-543-3647
Lake Ronkonkoma Post Office 300 Portion Road Ronkonkoma NY 11779 5.8 miles from Central Islip 631-588-1292
West Sayville Post Office 12 Washington Avenue West Sayville NY 11796 6.2 miles from Central Islip 631-589-6958
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.