Mailing Address
7001 MT RUSHMORE RD
PO BOX 1400
RAPID SD 57709
Business Address
7001 MT RUSHMORE RD
PO BOX 1400
RAPID CITY SD 57709
6057212343
BLACK HILLS CORP /SD/ (Filer)
CIK: 0001130464 (see all company filings)
IRS No.: 460458824 | State of Incorp.: SD | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-31303 | Film No.: 24929336
SIC: 4911 Electric Services
(CF Office: 01 Energy & Transportation)