Area Code 605-821 located in DUPREE, ZIEBACH, SD, more detail is as below. Place NPA (Numbering Plan Area) : 605 NXX (Local Number Prefix) : 821 City : DUPREE County : ZIEBACH State : SD (South Dakota) NXX Use Type : Wireless NXX Intro Version : 11/11/2010 FIPS (Federal Information Processing Standards) : 46137 LATA (Local Access Transport Area) : 640 Rate Center : DUPREE ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 57623 Other Information NPANXX : 605821 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC - IL OCN (Operating Company Number) : 6534 Coverage Area Name : DUPREE Latitude : 45.0475 Longitude : -101.6107 ‹ previous : 605-820 next › : 605-822 Telephone Number List 605-821-0000 ~ 605-821-9999
