Area Code 605-249 located in WESSINGTON SPRINGS, JERAULD, SD, more detail is as below. Place NPA (Numbering Plan Area) : 605 NXX (Local Number Prefix) : 249 City : WESSINGTON SPRINGS County : JERAULD State : SD (South Dakota) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 46073 LATA (Local Access Transport Area) : 640 Rate Center : WHITE LAKE ZIP Code Count : 8 ZIP Code Frequency : 2 ZIP Code : 57382 Other Information NPANXX : 605249 County Population : 0 Switch CLLI (Common Language Location Identifier) : WHLKSDXADS1 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : MIDSTATE COMMUNICATIONS, INC. OCN (Operating Company Number) : 1670 Coverage Area Name : WHITE LAKE Latitude : 43.7295 Longitude : -98.7171 ‹ previous : 605-248 next › : 605-249 Telephone Number List 605-249-0000 ~ 605-249-9999