East Moriches US Post Office

3 Atlantic Avenue
East Moriches, NY 11940
Phone: (631) 878-0243
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Atlantic Beach US Post Office

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

Fair Harbor US Post Office

100 Bay Walk
Fair Harbor - 11706
(631) 583-7080

Hauppauge US Post Office

960 Wheeler Road
Hauppauge - 11788
(631) 360-6712

Islandia US Post Office

PO Box 7800
Islandia - 11760
(631) 582-7420

Patchogue US Post Office

170 E Main St
Patchogue - 11772
(631) 475-8623

Port Jefferson US Post Office

407 E Main St # 17
Port Jefferson - 11777
(631) 473-1065

Rockville US Post Office

250 Merrick Road
Rockville Centre - 11570
(516) 766-5749

Rocky Point US Post Office

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

Upton US Post Office

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

Westbury US Post Office

360 Maple Avenue
Westbury - 11590
(516) 333-3598