Not an Outlook question. Outlook uses the Windows dialer. Consult an OS
group about how to create and use dialing rules. Better yet, search the
Internet. This information is widely available.

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Russ Valentine
[MVP-Outlook]
"James" wrote in message
...
I have Outlook 2000,Internet Mail Only mode.I want Outlook to automatically
dial my contact's number and the extension number,anyone know how to enter
the extension number in the phone number box?
thanks in advance.