Wyandanch US Post Office

1569 Straight Path
Wyandanch, NY 11798
Phone: (631) 643-3914
Fax: (516) 295-5706
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East Islip US Post Office

11 Greenwood Avenue
East Islip - 11730
(631) 581-7807

East Moriches US Post Office

3 Atlantic Avenue
East Moriches - 11940
(631) 878-0243

Great Neck US Post Office

661 Middle Neck Road
Great Neck - 11023
(516) 829-6315

Atlantic Beach US Post Office

2009 Park St
Atlantic Beach - 11509
(516) 239-1178

Riverhead US Post Office

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

Middle Island US Post Office

780 Middle Country Road
Middle Island - 11953
(631) 205-1089

Malverne US Post Office

339 Hempstead Avenue
Malverne - 11565
(516) 599-7583

Hauppauge US Post Office

150 Oser Avenue
Hauppauge - 11788
(631) 231-3155

Islandia US Post Office

PO Box 7800
Islandia - 11760
(631) 582-7420

Melville US Post Office

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