In a bill delivery and payment system, users are able to access a server computer on a communications network to obtain bill information and pay bills. For example, such a communications network may be the Internet or the World Wide Web thereof. Using a personal computer, a user can access a Web site provided by the server computer to view the bill information and instruct the server computer as to the details of the bill payment. In a second embodiment, without visiting the web site, users are provided with electronic bills containing bill information in the form of electronic mail (e-mail) at their e-mail addresses. After opening an electronic bill, a user can make the bill payment by replying to the electronic bill.