Sagaponack US Post Office

542 Sagg Main St
Sagaponack, NY 11962
Phone: (631) 537-9346
Fax: (516) 766-5845
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Farmingdale US Post Office

380 Main St
Farmingdale - 11735
(516) 249-1552

Mineola US Post Office

160 1st St
Mineola - 11501
(516) 746-1372

Plandome US Post Office

155 Stonytown Road
Plandome - 11030
(516) 627-3747

West Islip US Post Office

480 Union Blvd
West Islip - 11795
(631) 669-5157

Fishers Island US Post Office

1 Oriental Avenue
Fishers Island - 06390
(631) 788-7835

Massapequa Park US Post Office

4910 Merrick Road
Massapequa Park - 11762
(516) 798-1268

Port Jefferson US Post Office

407 E Main St # 17
Port Jefferson - 11777
(631) 473-1065

Calverton US Post Office

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

Eastport US Post Office

24 Eastport Manor Road
Eastport - 11941
(631) 325-1798

Blue Point US Post Office

141 Montauk Highway
Blue Point - 11715
(631) 363-6272