Holtsville US Post Office

162 Long Island Avenue
Holtsville, NY 11742
Phone: (631) 475-1761
Fax: (516) 487-2508
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Community Offices / Post Offices

Post Offices

Calverton US Post Office

3690 Middle Country Road
Calverton - 11933
(631) 727-0067
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Hauppauge US Post Office

960 Wheeler Road
Hauppauge - 11788
(631) 360-6712
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Laurel US Post Office

2168 Main Road
Laurel - 11948
(631) 298-1672
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Middle Island US Post Office

780 Middle Country Road
Middle Island - 11953
(631) 205-1089
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Remsenburg US Post Office

137 S Country Road
Remsenburg - 11960
(631) 325-5937
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Rockville US Post Office

250 Merrick Road
Rockville Centre - 11570
(516) 766-5749
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Ronkonkoma US Post Office

200 Hawkins Avenue
Ronkonkoma - 11779
(631) 588-0301
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Seaford US Post Office

3575 Merrick Road
Seaford - 11783
(516) 785-3851
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Wantagh US Post Office

3300 Park Avenue
Wantagh - 11793
(516) 785-3425
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US Post Office Processing Center

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