It depends where you are?
In EU it should be free to receive calls but outside of EU you would be charged, so yes, you'd need actual credit on your account (not a bundle).
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.
I hope you got the calls issue sorted in the end! It would be lovely to hear how you're getting on since you last posted, and if you need any additional advice.
