Area Code 605-758 located in HENRY, CODINGTON, SD, more detail is as below. Place NPA (Numbering Plan Area) : 605 NXX (Local Number Prefix) : 758 City : HENRY County : CODINGTON State : SD (South Dakota) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 46029 LATA (Local Access Transport Area) : 640 Rate Center : FLORENCE ZIP Code Count : 12 ZIP Code Frequency : 3 ZIP Code : 57243 Other Information NPANXX : 605758 Switch CLLI (Common Language Location Identifier) : FLRNSDXARS1 MSA CBSA (Core Based Statistical Area) : Watertown, SD MSA CBSA Code (Core Based Statistical Area) : 47980 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 : FLORENCE Latitude : 45.0573 Longitude : -97.3259 ‹ previous : 605-758 next › : 605-758 Telephone Number List 605-758-0000 ~ 605-758-9999