Access to All Dial-Up Connections:

If you have several dial-up connections but don't want to have a shortcut to each one on your desktop, simply copy a shortcut from the \winnt\system32\rasphone.exe file.

This will allow you to select which dial-up connection you want to use from a pull down menu

Steps: 

Right Click on the desktop

Select New

Select Shortcut

Type C:\winnt\system32\rasphone.exe

Click Next

Click Finish