Area Code 605-481 located in LAKE ANDES, CHARLES MIX, SD, more detail is as below. Place NPA (Numbering Plan Area) : 605 NXX (Local Number Prefix) : 481 City : LAKE ANDES County : CHARLES MIX State : SD (South Dakota) NXX Use Type : Wireless NXX Intro Version : 1995-02-11 FIPS (Federal Information Processing Standards) : 46023 LATA (Local Access Transport Area) : 640 Rate Center : LAKE ANDES ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 57356 Other Information NPANXX : 605481 County Population : 0 Switch CLLI (Common Language Location Identifier) : SXFLSDTUCM0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD OCN (Operating Company Number) : 6569 Coverage Area Name : LAKE ANDES Latitude : 43.1563 Longitude : -98.5432 ‹ previous : 605-480 next › : 605-482 Telephone Number List 605-481-0000 ~ 605-481-9999