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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Port Jefferson Station US Post Office

544 Jefferson Placeaza
Port Jefferson Station - 11776
(631) 473-2751

Deer Park US Post Office

375 Carlls Path
Deer Park - 11729
(631) 667-6490

Holbrook US Post Office

445 Furrows Road
Holbrook - 11741
(631) 588-0226

Holtsville US Post Office

162 Long Island Avenue
Holtsville - 11742
(631) 475-1761

Coram US Post Office

117 Pauls Path
Coram - 11727
(631) 732-8691

US Post Office Processing Center

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

New Hyde Park US Post Office

1001 2nd Avenue
New Hyde Park - 11040
(516) 354-6024

Roosevelt US Post Office

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

Nesconset US Post Office

226 Smithtown Blvd
Nesconset - 11767
(631) 265-3278

Uniondale US Post Office

1000 Front St
Uniondale - 11553
(516) 481-8245