Stony Brook US Post Office

129 Main St
Stony Brook, NY 11790
Phone: (631) 751-5691
Fax: (631) 246-8241
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Upton US Post Office

2 Center St
Upton - 11973
(631) 344-2539

Port Jefferson Station US Post Office

544 Jefferson Placeaza
Port Jefferson Station - 11776
(631) 473-2751

Coram US Post Office

117 Pauls Path
Coram - 11727
(631) 732-8691

Hewlett US Post Office

1245 Hewlett Placez
Hewlett - 11557
(516) 374-0973

Mastic US Post Office

1450 Montauk Highway
Mastic - 11950
(631) 281-0275

St. James US Post Office

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

Farmingdale US Post Office

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

Sound Beach US Post Office

25 New York Avenue
Sound Beach - 11789
(631) 744-0837

West Islip US Post Office

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

Rocky Point US Post Office

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