@Sunny1
It's down to how the local network handles the international call.
It sounds like they are being routed through a local gateway.
I don't get a CLID if someone calls me from Germany, but I do from say France of Czech Rebublik.
I have no affiliation whatsoever with O2 or any subsidiary companies. Comments posted are entirely of my own opinion. This is not Customer Service so we are unable to help with account specific issues.
Please select the post that helped you best and mark as the solution. This helps other members in resolving their issues faster. Thank you.