Area Code 206-858 located in SEATTLE, KING, WA, more detail is as below. Place NPA (Numbering Plan Area) : 206 NXX (Local Number Prefix) : 858 City : SEATTLE County : KING State : WA (Washington) NXX Use Type : Landline NXX Intro Version : 11/2/2012 FIPS (Federal Information Processing Standards) : 53033 LATA (Local Access Transport Area) : 674 Rate Center : SEATTLE ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 98131 Other Information NPANXX : 206858 County Population : 0 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 : ELECTRIC LIGHTWAVE, LLC DBA INTEGRA TELECOM - WA OCN (Operating Company Number) : 7173 Coverage Area Name : SEATTLE Latitude : 47.4742 Longitude : -122.2571 ‹ previous : 206-856 next › : 206-859 Telephone Number List 206-858-0000 ~ 206-858-9999