Area Code 785-203 located in PLAINVILLE, ROOKS, KS, more detail is as below. Place NPA (Numbering Plan Area) : 785 NXX (Local Number Prefix) : 203 City : PLAINVILLE County : ROOKS State : KS (Kansas) NXX Use Type : Wireless NXX Intro Version : 2003-08-31 FIPS (Federal Information Processing Standards) : 20163 LATA (Local Access Transport Area) : 534 Rate Center : PLAINVILLE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 67663 Other Information NPANXX : 785203 Switch CLLI (Common Language Location Identifier) : HAYSKSAECM0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC - IL OCN (Operating Company Number) : 6534 Coverage Area Name : PLAINVILLE Latitude : 39.2323 Longitude : -99.3012 ‹ previous : 785-202 next › : 785-204 Telephone Number List 785-203-0000 ~ 785-203-9999