Mattituck US Post Office

140 Love Ln
Mattituck, NY 11952
Phone: (631) 298-1364
Fax: (631) 226-5599
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Shelter Island US Post Office

45 N Ferry Road
Shelter Island - 11964
(631) 749-1857

Selden US Post Office

109 College Placez
Selden - 11784
(631) 732-8627

Kings Point US Post Office

300 Steamboat Road
Kings Point - 11024
(516) 773-5298

North Babylon US Post Office

1196 Deer Park Avenue
North Babylon - 11703
(631) 667-4693

Massapequa US Post Office

80 Atlantic Avenue
Oceanside - 11572
(516) 766-5829

Roslyn US Post Office

1391 Old Northern Blvd
Roslyn - 11576
(516) 621-7397

US Post Office Processing Center

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

Northport US Post Office

240 Main St
Northport - 11768
(631) 261-6941

Brookhaven US Post Office

2512 Montauk Highway
Brookhaven - 11719
(631) 286-1591

Aquebogue US Post Office

212 Linda Avenue
Aquebogue - 11931
(631) 722-4368