Keystone Real Estate
- Real estate agency providing services for home buyers and home sellers in Silverdale, Bremerton, and Poulsbo.
- http://thekeystoneadvantage.com/

Naval Undersea Museum
- Providing a look at the history of undersea warfare, and displays of important artifacts in Naval history. Images and information on the collection and library.
- https://www.keyportmuseum.cnrnw.navy.mil/

Keyport Local News: Topix
- Local, regional, and statewide news collected from diverse sources on the web.
- http://www.topix.com/city/keyport-wa

Naval Undersea Warfare Center (NUWC)
- This Division is a shore Command of the United States Navy under the Naval Sea Systems Command, Washington, D.C.
- http://www-keyport.kpt.nuwc.navy.mil/