Area Code 206-258 located in SEATTLE, KING, WA, more detail is as below. Place NPA (Numbering Plan Area) : 206 NXX (Local Number Prefix) : 258 City : SEATTLE County : KING State : WA (Washington) NXX Use Type : Landline NXX Intro Version : 2000-10-31 FIPS (Federal Information Processing Standards) : 53033 Rate Center : DES MOINES ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 98105 Other Information NPANXX : 206258 County Population : 0 Switch CLLI (Common Language Location Identifier) : STTLWAKGDS0 MSA CBSA (Core Based Statistical Area) : Seattle-Tacoma-Bellevue, WA MSA CBSA Code (Core Based Statistical Area) : 42660 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : COMCAST PHONE OF WASHINGTON/OREGON, LLC - WA OCN (Operating Company Number) : 6060 Latitude : None Longitude : None ‹ previous : 206-257 next › : 206-259 Telephone Number List 206-258-0000 ~ 206-258-9999