How to block unknown callers on Android?

If you want to block the unknown callers on Android, then these are the ways that will come in handy.

Annoyed by multiple spam calls? Block them instantly on Android and iPhone: Steps to follow

If you're constantly bothered by spam calls from loan agents, investment advisors, or real estate marketers, you're not alone ...
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Android: the foolproof trick to block unwanted calls and messages

Editorial Note: Talk Android may contain affiliate links on some articles. If you make a purchase through these links, we will earn a commission at no extra cost to you. Learn more. Sick of your phone ...
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Tired of Spam Calls? Here’s How to Instantly Block Unwanted Numbers on Android and iPhone

Spam calls from telemarketers and loan agents can be a constant nuisance. Fortunately, both Android and iPhone users can ...