Area Code 605-762 located in AKASKA, WALWORTH, SD, more detail is as below. Place NPA (Numbering Plan Area) : 605 NXX (Local Number Prefix) : 762 City : AKASKA County : WALWORTH State : SD (South Dakota) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 46129 LATA (Local Access Transport Area) : 640 Rate Center : GLENHAM ZIP Code Count : 7 ZIP Code Frequency : 4 ZIP Code : 57420 Other Information NPANXX : 605762 Switch CLLI (Common Language Location Identifier) : GLHMSDXADS1 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : VALLEY TELECOM COOPERATIVE ASSOCIATION, INC. OCN (Operating Company Number) : 1685 Coverage Area Name : GLENHAM Latitude : 45.5320 Longitude : -100.2707 ‹ previous : 605-762 next › : 605-762 Telephone Number List 605-762-0000 ~ 605-762-9999