Middle Island US Post Office

780 Middle Country Road
Middle Island, NY 11953
Phone: (631) 205-1089
Fax: (631) 226-5599
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Upton US Post Office

2 Center St
Upton - 11973
(631) 344-2539

Centereach US Post Office

245 Centereach Mall
Centereach - 11720
(631) 588-7069

North Bellmore US Post Office

2465 Jerusalem Avenue
North Bellmore - 11710
(516) 785-0676

Merrick US Post Office

2040 Merrick Road
Merrick - 11566
(516) 378-7087

Central Islip US Post Office

110 E Suffolk Avenue
Central Islip - 11722
(631) 234-0547

Floral Park US Post Office

35 Tulip Avenue
Floral Park - 11001
(516) 616-5184

US Post Office Processing Center

160 Duryea Road
Melville - 11747
(631) 755-2575

New Suffolk US Post Office

375 1st St
New Suffolk - 11956
(631) 734-6271

Roosevelt US Post Office

1 Babylon Turnpike
Roosevelt - 11575
(516) 378-6973

Massapequa Park US Post Office

4910 Merrick Road
Massapequa Park - 11762
(516) 798-1268