SIP Trunks
tabUnder the General tab add your Main Trunk No as +1 (your DID) ex. +17019299797
DIDs
tabIf you have more DIDs, click on the DIDs
tab at the top and add other DIDs in the same format.
OK
at the top to save changesOutbound Caller ID
tabAny Outbound Caller IDs you set will need to have the +1.
You can follow our guide for setting up outbound rules so you do not need to dial +1 when calling out of the system.