This is an annoying problem, especially when the number you are trying to call is one you’ve dialed before. There are many ...

If an iPhone user blocks you on iMessage, you can't reach the person via message, call, or FaceTime. Blocking someone is a privacy feature. The system doesn't notify you when someone blocks on ...

Set up Single Number Reach (SNR) so that calls to your UB number can be answered on either your UB phone or an associated personal cellphone. Your UB extension will appear in the caller ID when you ...

You might receive a call from a colleague or from a student, for example, and notice that the caller ID does not match the person who is trying to reach you. There may be complex reasons for why the ...