Is there a charge to pay instantly online or by phone?
No, these options are completely free!
How do I pay instantly online?
Click "Pay Now" on the website homepage or use this link. To make an instant payment, you’ll need your Alliant Energy utility account number and your bank account information.
How do I pay instantly by phone?
Call 1-800-ALLIANT (800-255-4268) and say “Make a payment” to avoid waiting on hold.