Peconic US Post Office

2575 Peconic Ln
Peconic, NY 11958
Phone: (631) 765-9348
Fax: (631) 475-0611
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North Bellmore US Post Office

2465 Jerusalem Avenue
North Bellmore - 11710
(516) 785-0676

Great Neck US Post Office

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

Levittown US Post Office

180 Gardiners Avenue
Levittown - 11756
(516) 735-7343

Greenport US Post Office

131 Front St
Greenport - 11944
(631) 477-1493

Greenvale US Post Office

37 Northern Blvd
Greenvale - 11548
(516) 621-7163

Calverton US Post Office

3690 Middle Country Road
Calverton - 11933
(631) 727-0067

Rockville US Post Office

250 Merrick Road
Rockville Centre - 11570
(516) 766-5749

Bay Shore US Post Office

10 Bay Shore Avenue
Bay Shore - 11706
(631) 969-3506

Smithtown US Post Office

25 Route 111
Smithtown - 11787
(631) 360-6709

Bayport US Post Office

850 Montauk Highway
Bayport - 11705
(631) 472-7396