Brookhaven US Post Office

2512 Montauk Highway
Brookhaven, NY 11719
Phone: (631) 286-1591
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Blue Point US Post Office

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

Jericho US Post Office

425 N Broadway
Jericho - 11753
(516) 681-6248

Central Islip US Post Office

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

Sea Cliff US Post Office

200 Sea Cliff Avenue
Sea Cliff - 11579
(516) 671-8258

Nesconset US Post Office

226 Smithtown Blvd
Nesconset - 11767
(631) 265-3278

Rocky Point US Post Office

346 Route 25a # 84
Rocky Point - 11778
(631) 744-0635

Islip Terrace US Post Office

136 Carleton Avenue
Islip Terrace - 11752
(631) 581-7894

Speonk US Post Office

323 Montauk Highway
Speonk - 11972
(631) 325-1741

Shoreham US Post Office

69 Route 25a
Shoreham - 11786
(631) 744-3185

Bayville US Post Office

251 Bayville Avenue
Bayville - 11709
(516) 628-9235