Emergency? Call 1-800-ALLIANT (800-255-4268)

Shareowner Contact Information

If you have questions concerning your registered shareowner account, please contact our Shareowner Services team:

Internet: Use our online request form

E-mail: shareownerservices@alliantenergy.com

  Alliant Energy Shareowner Services Wells Fargo Shareowner Services
 Phone: 1-800-353-1089 1-800-356-5343
 Fax: 608-458-3321 651-450-4033
 Postal mail: P.O. Box 14720
Madison, WI 53708-0720
P.O. Box 64874
St. Paul, MN 55164-0874
 Courier: 4902 N. Biltmore Lane
Madison, WI 53718-2148
1110 Centre Pointe Curve, Ste 101
MAC N9173-010
Mendota Heights, MN 55120


If you’re an analyst or institutional investor, please contact Investor Relations.