Area Code 206-237 located in SEATTLE, KING, WA, more detail is as below. Place NPA (Numbering Plan Area) : 206 NXX (Local Number Prefix) : 237 City : SEATTLE County : KING State : WA (Washington) NXX Use Type : Landline NXX Intro Version : 2000-01-14 FIPS (Federal Information Processing Standards) : 53033 LATA (Local Access Transport Area) : 674 Rate Center : RICHMNDBCH ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 98177 Other Information NPANXX : 206237 County Population : 0 Switch CLLI (Common Language Location Identifier) : TKWLWALZDS0 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 : PAC - WEST TELECOMM, INC. - WA OCN (Operating Company Number) : 2819 Coverage Area Name : RICHMOND BEACH Latitude : 47.7767 Longitude : -122.3890 ‹ previous : 206-236 next › : 206-238 Telephone Number List 206-237-0000 ~ 206-237-9999