Mailing Address
P O BOX 8
EAU CLAIRE WI 54702-008
Business Address
1414 W HAMILTON AVE
EAU CLAIRE WI 54702
7158392621
NORTHERN STATES POWER CO /WI/ (Filer)
CIK: 0000072909 (see all company filings)
IRS No.: 390508315 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-03140 | Film No.: 15640576
SIC: 4931 Electric & Other Services Combined