Dorothy Wiza, 91, has been bombarded with spam calls. She asked Public Investigator for some tips to deal with them.

The first line of defense against spam is a set of remote blocking lists that are maintained by various spam-fighting organizations. Spam that is not blocked based on its source then hits our second ...

from installing third-party call screening apps to activating scam blocking services offered by your phone's maker or wireless carriers -- some of which require an extra fee, making that "solution ...

Cellular providers like T-Mobile, AT&T, Verizon and Spectrum also usually provide anti-scam services such as "Scam Shield" or "Spectrum Call Guard," which provide additional scam blocking and ...