Required Access: 3CX Free or 3CX Web Client
Last Updated: 7/30/2025
Enter your credentials.
Click on the "Admin" gear icon on the bottom left.
Click on the "Voice & chat" tab.
Click on the "+ Add Trunk" button.
Or, open your existing route to update to E164.
Under the "Main Trunk Number," add/update your DID as +1 (your DID) ex. +17019299797
Click on "Save"