Patent ID: 7337212

Claim:
A communication system for exchanging electronic mail information, said communication system comprising: a plurality of communication devices for inputting a telephone number that includes an identification number of a telecommunication services operator and for transmitting electronic mail information together with the telephone number; a storage device for storing a reference table in which the identification number of the telecommunication services operator is correlated with a domain name of the telecommunication services operator; wherein country information in addition to the identification number is correlated with the domain name in the reference table stored in the storage device; and a communication management device for receiving the transmitted electronic mail information and telephone number, of the for reading the domain name of the telecommunication services operator from the reference table using the identification number of the telecommunication services operator, for merging the telephone number with the domain name read from the reference table to form an electronic mail address, and for forwarding the electronic mail information to the electronic mail address; the electronic mail address having a local part and a domain part, the local part being separated from the domain part with an at mark symbol “@”, the local part including the telephone number and the domain part includes the domain name of the telecommunication services operator.