Area Code 605-207 located in PLATTE, CHARLES MIX, SD, more detail is as below. Place NPA (Numbering Plan Area) : 605 NXX (Local Number Prefix) : 207 City : PLATTE County : CHARLES MIX State : SD (South Dakota) NXX Use Type : Wireless NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 46023 LATA (Local Access Transport Area) : 640 Rate Center : PLATTE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 57369 Other Information NPANXX : 605207 County Population : 0 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 : PLATTE Latitude : 43.3818 Longitude : -98.8365 ‹ previous : 605-206 next › : 605-208 Telephone Number List 605-207-0000 ~ 605-207-9999