To provide an information mail distribution system in which an information mail such as an advertisement mail is transmitted without destroying enterprise image by dealers, and receivers will neither have a recognition that it is a spam mail and will not have dissatisfaction in an electronic mail system based on number address.

The system includes plural electronic mail boxes 1 to which an account number containing zip code is assigned, a delivery control means 2 which stores a transmitted information mail in the electronic mail boxes 1 corresponding to the destination, and a charging memory means 3 which stores charge to a transmitting client of the information mail according to attributes of the information mail treated by the distribution control measure 2.