Being able to block incoming calls depends on the device a person has. Many modern devices allow the blocking of certain phone numbers. This can be found in the Settings on a device. If this option is not available on a ... More »

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The procedure for blocking an incoming number depends on the telephone service provider but in general, the person wanting to block a number must activate the call blocking service, if available, and specify the number t... More »

Verizon Wireless customers can temporarily block a caller by using Verizon's free Call & Message Blocking feature, which lets customers block up to five phone numbers. To permanently block a number requires the FamilyBas... More »

The procedure for blocking an incoming number depends on the telephone service provider but in general, the person wanting to block a number must activate the call blocking service, if available, and specify the number t... More »

Generally, a device that blocks cellular phone signals is known as a cell phone jammer. This device may also be referred to as a signal blocker or text stopper. More »

Cell phone call history is the record of incoming and outgoing calls made on a mobile phone or a smartphone device. Typically, cell phone call histories can be accessed through a menu on the device. More »

www.reference.com Technology Mobile

As of 2014, the most common way to block outgoing calls using AT&T is to dial *67 on your device plus the 10-digit phone number. To hide your number on all outgoing calls, check to see if your device contains the ability... More »