Area Code 509-367 located in BREWSTER, OKANOGAN, WA, more detail is as below. Place NPA (Numbering Plan Area) : 509 NXX (Local Number Prefix) : 367 City : BREWSTER County : OKANOGAN State : WA (Washington) NXX Intro Version : 5/22/2007 FIPS (Federal Information Processing Standards) : 53047 Rate Center : BREWSTER ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 98812 Other Information NPANXX : 509367 Switch CLLI (Common Language Location Identifier) : WNTCWAXXKMD Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Latitude : None Longitude : None ‹ previous : 509-366 next › : 509-368 Telephone Number List 509-367-0000 ~ 509-367-9999