You can block or unblock a number on an Android phone using the built-in Phone app's "Blocked numbers" menu.

You can block a number on your phone so that a person or company can't call or text you from a particular number. Here's how ...

With the increasing number of unwanted calls and messages from spammers, telemarketers, and scammers, blocking numbers has become a crucial feature for maintaining peace and security on Android ...

Thanks to Android smartphones, getting in touch with family and friends is faster and easier. Not all calls are welcomed, though. Spammers, strangers, telemarketers, and other unwanted callers can get ...