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ZIP codes in Kitsap County, Washington

Kitsap County, Washington has 26 ZIP codes in this list, from 98061 to 98393. They cover 20 places, among them Bremerton, Silverdale, Port Orchard and Rollingbay.

ZIP codePlaceLand area (sq mi)Map point
98061Rollingbayno area47.681, -122.576
98110Bainbridge Island27.647.648, -122.538
98310Bremerton5.547.602, -122.630
98311Bremerton11.247.627, -122.637
98312Bremerton65.747.575, -122.696
98314Bremerton0.147.559, -122.649
98315Silverdale11.147.692, -122.716
98322Burleyno area47.418, -122.631
98337Bremerton1.547.569, -122.637
98340Hansville7.547.906, -122.566
98342Indianola2.747.751, -122.520
98345Keyport0.547.698, -122.626
98346Kingston29.147.811, -122.525
98353Manchester0.847.595, -122.623
98359Olalla13.947.424, -122.575
98364Port Gamble0.047.854, -122.584
98366Port Orchard23.447.543, -122.587
98367Port Orchard73.547.471, -122.651
98370Poulsbo56.347.742, -122.628
98378Retsilno area47.546, -122.611
98380Seabeck48.347.591, -122.869
98383Silverdale17.447.662, -122.698
98384South Colbyno area47.522, -122.540
98386Southworthno area47.510, -122.499
98392Suquamish1.847.734, -122.557
98393Tracytonno area47.627, -122.650

The ZIP code areas of Kitsap County add up to about 398 square miles of land (1,031 sq km) as the Census Bureau draws them. The largest is 98367 (Port Orchard), with 73.5 square miles.

Places with more than one code here: Bremerton (5 codes), Silverdale (2 codes), Port Orchard (2 codes).

Using these codes

Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.

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