I have many phone-number lists(about 1,000) of my company.
I've aready knew a method " tel:000-000-000" when it's several.
Use the app.launchURL method, like this:
I actually developed a tool that will automatically convert all telephone numbers in a file to clickable links with this command. You can find it here: Custom-made Adobe Scripts: Acrobat -- Create Skype Links