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Port Jefferson Post Office
407 East Main Street, Port Jefferson, NY 11777
631-473-1065

Discover Nearby Offices

Port Jefferson Station Post Office
- 544 Jefferson Boulevard, Port Jefferson Station, NY 11776
- 631-473-2751
East Setauket Post Office
- 450 Route 25A, Setauket-East Setauket, NY 11733
- 631-941-4005
Mount Sinai Post Office
- 457 Route 25A, Mount Sinai, NY 11766
- 631-928-0394
Setauket Post Office
- 101 Main Street, Setauket-East Setauket, NY 11733
- 631-941-4042

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