Area Code 509-552 located in CLARKSTON, ASOTIN, WA, more detail is as below. Place NPA (Numbering Plan Area) : 509 NXX (Local Number Prefix) : 552 City : CLARKSTON County : ASOTIN State : WA (Washington) NXX Use Type : Wireless NXX Intro Version : 2001-03-03 FIPS (Federal Information Processing Standards) : 53003 LATA (Local Access Transport Area) : 676 Rate Center : CLARKSTON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 99403 Other Information NPANXX : 509552 Switch CLLI (Common Language Location Identifier) : SPKNWAGQCM0 MSA CBSA (Core Based Statistical Area) : Lewiston, ID-WA MSA CBSA Code (Core Based Statistical Area) : 30300 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : SPRINT SPECTRUM L.P. OCN (Operating Company Number) : 6664 Coverage Area Name : CLARKSTON Latitude : 46.4161 Longitude : -117.0397 ‹ previous : 509-551 next › : 509-553 Telephone Number List 509-552-0000 ~ 509-552-9999