This has been accumulated for easy access. There are a number of lesser known companies providing a global access. However, please be aware that some of them are similar to Compuserve, using other carriers' networks in many of their advertised locations. In some countries with data monopolies this can mean that some customers are denied access. Coverage in China and India is scant.
Details are at the operators' own web sites.
The November 1997 issue of the journal Data Communications has an article worth reading on Remote Access. Comments and Hints Whenever possible, try out your proposed method locally before leaving. You will be unable to send mail to non-UWA destinations if you use a UWA SMTP server. Because of privacy considerations, it can be difficult to change forwarding arrangements once you are abroad, if you are unable to do it yourself. Some form of ID is required by UCS before we will redirect mail to another email address.