Area Code 605-826 located in VOLGA, BROOKINGS, SD, more detail is as below. Place NPA (Numbering Plan Area) : 605 NXX (Local Number Prefix) : 826 City : VOLGA County : BROOKINGS State : SD (South Dakota) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 46011 LATA (Local Access Transport Area) : 640 Rate Center : SINAI ZIP Code Count : 144 ZIP Code Frequency : 58 ZIP Code : 57071 Other Information NPANXX : 605826 Switch CLLI (Common Language Location Identifier) : SINASDXARS3 MSA CBSA (Core Based Statistical Area) : Brookings, SD MSA CBSA Code (Core Based Statistical Area) : 15100 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 : NUNDA Latitude : 44.2441 Longitude : -97.0464 ‹ previous : 605-826 next › : 605-828 Telephone Number List 605-826-0000 ~ 605-826-9999