Keyport is an unincorporated community in Kitsap County, Washington, United States. The community is located at the eastern terminus of State Route 308 on the Kitsap Peninsula, 3.42 miles (5.50 km) east of Subase Bangor. Keyport's ZIP Code, 98345, had a ZCTA population of 403 at the 2000 census, in addition to a small contingent of Navy personnel. Keyport's nickname is "Torpedo Town USA". Situated on a small peninsula jutting into Liberty Bay near Poulsbo, it is the home of a small United States Navy depot tasked with ranging and repairing torpedoes for the US Navy and allies. The photo on the Wiki Torpedo link appears to be taken aboard one of the locally based Torpedo test craft YTT.