Area Code 509-200 located in WALLA WALLA, WALLA WALLA, WA, more detail is as below. Place NPA (Numbering Plan Area) : 509 NXX (Local Number Prefix) : 200 City : WALLA WALLA County : WALLA WALLA State : WA (Washington) NXX Use Type : Wireless NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 53071 LATA (Local Access Transport Area) : 676 Rate Center : WALLAWALLA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 99362 Other Information NPANXX : 509200 Switch CLLI (Common Language Location Identifier) : WLWLWA013MD MSA CBSA (Core Based Statistical Area) : Walla Walla, WA MSA CBSA Code (Core Based Statistical Area) : 47460 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : SPRINT SPECTRUM L.P. OCN (Operating Company Number) : 6664 Coverage Area Name : WALLA WALLA Latitude : 46.0662 Longitude : -118.3347 ‹ previous : 508-999 next › : 509-201 Telephone Number List 509-200-0000 ~ 509-200-9999