Merrick US Post Office

2040 Merrick Road
Merrick, NY 11566
Phone: (516) 378-7087
Fax: (631) 226-5599
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Shelter Island US Post Office

45 N Ferry Road
Shelter Island - 11964
(631) 749-1857

Central Islip US Post Office

101 Federal Plaza
Central Islip - 11722
(631) 715-0001

Mastic Beach US Post Office

110 Mastic Road
Mastic Beach - 11951
(631) 281-0359

Massapequa Park US Post Office

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

Hempstead US Post Office

200 Fulton Avenue
Hempstead - 11550
(516) 560-1120

Hampton US Post Office

16 Ponquogue Avenue
Hampton Bays - 11946
(631) 728-6994

Islip US Post Office

309 Main St # 3
Islip - 11751
(631) 581-7931

Freeport US Post Office

132 W Merrick Road
Freeport - 11520
(516) 378-6512

East Hampton US Post Office

291 Springs Fireplace Road
East Hampton - 11937
(631) 324-0790

Carle Place US Post Office

309 Westbury Avenue
Carle Placeace - 11514
(516) 333-3147