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  2. Call blocking - Wikipedia

    en.wikipedia.org/wiki/Call_blocking

    Call blocking, also known as call block, call screening, or call rejection, allows a telephone subscriber to block incoming calls from specific telephone numbers. This feature may require an additional payment to the subscriber's telephone company or a third-party. Call blocking is desired by individuals who wish to block unwanted phone calls.

  3. Area code 700 - Wikipedia

    en.wikipedia.org/wiki/Area_code_700

    If the call originated from a telephone not pre-subscribed to AT&T as its interexchange carrier, the caller was required to dial 10-288 (10-ATT) prior to dialing the 700-number. Almost all of the early 700 offerings have ceased, because of a combination of confusion, blocking of calls to them by many businesses, and many alternative services.

  4. RealCall - Wikipedia

    en.wikipedia.org/wiki/Realcall

    RealCall is a US-based AI caller identification and call blocking smartphone application, used to detect, engage and block call and SMS scamming and spamming.It has AI algorithms with built-in free reverse phone lookup service and customized answer bots for detection, engagement and blocking of unwanted calls and messages. [1]

  5. Here are the best ways to block robocalls - AOL

    www.aol.com/news/2019-05-31-here-are-the-best...

    Allow phone companies to block unwanted calls to their customers by default. Permit phone companies to implement technology that would enable consumers to block calls not on their own contact list ...

  6. Receiving unexpected international calls? What you need ... - AOL

    www.aol.com/receiving-unexpected-international...

    3) Report the calls: Inform your phone carrier and the Federal Communications Commission (FCC) about these suspicious calls. 4) Use call-blocking apps: Consider installing call-blocking apps to ...

  7. The call and text message records of hundreds of millions of AT&T cellphone customers in mid-to-late 2022 were exposed in a massive data breach, the telecom company revealed Friday.