World's largest Internet service enterprise. In addition, the service which the same company offers.

The Quantum Computer Service corporation of predecessor was established by 1985 May by Steve Case, "Q-Link""PC -Link" and so onstartedpersonal computer communication service.

In 1989 October "AmericaOnline" service was started in for the Macintosh user of the Apple corporation,the graphic based private perusal software was adopted for the first time in the world as a personal computer communication, focusing on the especially beginner et. al. the number of users was extended.

In 1991 October the company name modification, in the following 1992 March stock was released to "America Online" in the American NASDAQ market.

Uniting with the long distance communication major MCI WorldCom corporation, it purchased the CompuServe corporation which at that time is the personal computer communication company of worldwide2nd rank in1997 September, designated the position as firm ones. ... The continuation is read

WhenInternet spreads, Internettechnologyis gathered extensively, furthermore as the development origin of NETSCAPEN avigatoris known the NETSCAPE Communications corporation which is purchasedin1998 November, service is offeredin the worldpresentlyas the synthesis Internet service which combines Internet service provider and the contents provider.

In 2000 January it combined with the TimeWarnercorporation of the American major compound media enterprise and (purchase with in fact AOL), it became the AOL Time Warner corporation.