Franklin Square US Post Office

867 Hempstead Turnpike
Franklin Square, NY 11010
Phone: (516) 437-6647
Fax: (516) 352-2256
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Rocky Point US Post Office

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

Holbrook US Post Office

445 Furrows Road
Holbrook - 11741
(631) 588-0226

Brookhaven US Post Office

2512 Montauk Highway
Brookhaven - 11719
(631) 286-1591

Jamesport US Post Office

70 2nd St
South Jamesport - 11970
(631) 722-4317

Sagaponack US Post Office

542 Sagg Main St
Sagaponack - 11962
(631) 537-9346

Glen Cove US Post Office

2 Glen Cove Avenue
Glen Cove - 11542
(516) 671-7847

Great River US Post Office

62 River Road
Great River - 11739
(631) 581-7680

Atlantic Beach US Post Office

2009 Park St
Atlantic Beach - 11509
(516) 239-1178

Uniondale US Post Office

1000 Front St
Uniondale - 11553
(516) 481-8245

Glenwood Landing US Post Office

123 Glenwood Road
Glenwood Landing - 11547
(516) 676-8452