• Extensions at nc8q-raspbx can dial
  other nc8q-raspbx extensions via their 4 digit extension.
  See any 'Whitepages' link found on many of my nodes.
• w8go extensions via their 4 digit extension 14xx
• 572-88xx extensions via their 88xx digit extension
• 580-51xx extensions via their 51xx digit extension
• Other 'MeshPhone' extensions via 78#+wait+7 digit extension
  See any 'Whitepages' link found on many of my nodes and scroll down a bit.
• Hams over IP extensions via their 5/6 digit extension
  https://hamsoverip.com/phonebook
• Amateur Wire extensions 910+their 4 digit extension
  https://amateurwire.org/phonebook-test/

73, Chuck