Area Code 605-785 located in ARLINGTON, KINGSBURY, SD, more detail is as below. Place NPA (Numbering Plan Area) : 605 NXX (Local Number Prefix) : 785 City : ARLINGTON County : KINGSBURY State : SD (South Dakota) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 46077 LATA (Local Access Transport Area) : 640 Rate Center : LAKENORDEN ZIP Code Count : 7 ZIP Code Frequency : 2 ZIP Code : 57212 Other Information NPANXX : 605785 Switch CLLI (Common Language Location Identifier) : LKNRSD01RS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : INTERSTATE TELECOM. COOP., INC. - SOUTH DAKOTA OCN (Operating Company Number) : 1651 Coverage Area Name : HAZEL Latitude : 44.6538 Longitude : -97.2043 ‹ previous : 605-785 next › : 605-785 Telephone Number List 605-785-0000 ~ 605-785-9999