Coast Guard
- Coast Guard District 13
- Coast Guard Museum, Pier 36 Seattle Located at Pier 36 in Seattle, this museum is incredible!
Lighthouses
- American Lighthouse Foundation
- San Juan Island National Monument Bureau of Land Management site for San Juan Island
- US Lighthouse Society (USLHS)
Misc
- Dept of Archaeology and Historic Preservation
- Evergreen Fleet, Washington State Ferries History and info about Washington State Ferries
- Lighthouse Environmental Program (LEP) Washington State License Plate Program Washington State License Plate program
- Maritime Washington
- Puget Sound Maritime
- Washington Trust for Historic Preservation
Salish Sea