Mailing Address
1200 WEST CENTURY AVENUE
BISMARCK ND 58506-5650
Business Address
1200 WEST CENTURY AVENUE
BISMARCK ND 58506-5650
701-530-1059
MDU RESOURCES GROUP INC (Filer)
CIK: 0000067716 (see all company filings)
IRS No.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-A12B/A | Act: 34 | File No.: 001-03480 | Film No.: 081200499
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)
