The difference between private and blocked calls is easy to recognize. Your phone rings and the Caller ID states: “Private caller.” Or, your phone rings and it states: Blocked call. Perhaps you’re aren’t quite sure what these mean. Fortunately, with cell phones and landline phones, phone carriers follow specific standards when it comes to private calls and blocked calls. There are two types of caller ID blocking: per call and per line. Writer Bio

Difference Between Private   Blocked Calls - 40