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Continue to ChatFacebook Introduces VoIP Calling for iPhone Users in the US https://www.infozonepk.com/2013/01/18/facebook-introduces-voip-calling-for-iphone-users-in-the-us/
Facebook Introduces VoIP Calling for iPhone Users in the US https://www.infozonepk.com/2013/01/18/facebook-introduces-voip-calling-for-iphone-users-in-the-us/