Libraries
Port Jefferson Free Library
Library · Thompson Street 100, 11777 Port Jefferson
- Opening hours
- Mo-Th 09:30-21:00; Fr,Sa 09:30-17:00; Su 13:00-17:00; PH off
- Phone
- +1-631-473-0022
- Website
- portjefflibrary.org/
- Operator
- Port Jefferson Free Library system
- Data source
- © OpenStreetMap contributors · September 29, 2026