Jamesport US Post Office

1451 Route 25
Jamesport, NY 11947
Phone: (631) 722-5946
Fax: (516) 487-2508
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Mill Neck US Post Office

32 Frost Mill Road
Mill Neck - 11765
(516) 922-8247

East Quogue US Post Office

6 Bay Avenue
East Quogue - 11942
(631) 653-5247

Uniondale US Post Office

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

Glen Cove US Post Office

2 Glen Cove Avenue
Glen Cove - 11542
(516) 671-7847

Roslyn Heights US Post Office

66 Mineola Avenue
Roslyn Heights - 11577
(516) 621-8050

Hewlett US Post Office

1245 Hewlett Placez
Hewlett - 11557
(516) 374-0973

US Post Office Processing Center

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

Copiague US Post Office

695 Marconi Blvd
Copiague - 11726
(631) 842-9084

Riverhead US Post Office

1210 W Main St
Riverhead - 11901
(631) 727-1019

Melville US Post Office

718 Walt Whitman Road
Melville - 11747
(631) 421-0726