Greenvale US Post Office

37 Northern Blvd
Greenvale, NY 11548
Phone: (516) 621-7163
Fax: (516) 487-2508
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Community Offices / Post Offices

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Fire Island Pines Post Office

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East Moriches - 11940
(631) 878-0243
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Islip US Post Office

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Medford US Post Office

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Port Washington US Post Office

1051 Port Washington Blvd
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(516) 883-0754
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Roslyn Heights US Post Office

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(516) 621-8050
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Uniondale US Post Office

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(516) 481-8245
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Westhampton US Post Office

408 Mill Road
Westhampton - 11977
(631) 288-4081