Pay Bill Online

ComfortSystems offers a free online bill pay system in the Customer Service Portal.  You can setup an account, view your bills and consumption.  There is an option to make a one-time payment or setup recurring credit card payments.

How do I get started with Online Bill Pay? You will need:

  • Account Number: (including any dashes (i.e. 002923-001)
  • Last Name: Your full last Name
  • Full Name: Exactly as it appears on your bill

As a first-time user, select the link that says "click here to login with your invoice information".

Enter your Account Number and the Invoice Amount (Amount Due from your Remittance Stub) to pay your bill.


For more frequently asked questions regarding Bill Payment, please see our FAQs page.

  Pay Bill

A $30.00 processing fee will be charged on all returned payments.

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520 Garfield Avenue | Duluth, Minnesota 55802
Phone: 218.730.4050