Making a call from iPhone 13.
I cannot place an outgoing call from new iPhone 13. Call Failed message whether from Primary Line or Travel Line. I can receive calls.
iPhone 13, iOS 15
Check here -> If you can't make or receive calls on your iPhone
If you can't make or receive calls on your iPhone - Apple Support
- If you still can't make or receive calls, contact Apple Support, then follow the steps to complete your request.