Fishers Island US Post Office

1 Oriental Avenue
Fishers Island, NY 06390
Phone: (631) 788-7835
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Shoreham US Post Office

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

Shirely US Post Office

800 Montauk Highway # 1
Shirley - 11967
(631) 281-0479

Eastport US Post Office

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

Plainview US Post Office

1662 Old Country Road
Plainview - 11803
(516) 845-7162

St. James US Post Office

325 Lake Avenue
St James - 11780
(631) 584-4138

East Quogue US Post Office

6 Bay Avenue
East Quogue - 11942
(631) 653-5247

Hampton US Post Office

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

Moriches US Post Office

290 Montauk Highway
Moriches - 11955
(631) 878-1381

Yaphank US Post Office

5 E Main St
Yaphank - 11980
(631) 345-6829

Syosset US Post Office

40 Queens St
Syosset - 11791
(516) 921-0746