PakistanBlackBerry service to foreign missions in Pakistan bannedYasir AmeenJanuary 31, 2011December 31, 2011 by Yasir AmeenJanuary 31, 2011December 31, 2011 Islamabad: Pakistan Telecommunication Authority (PTA) on Monday asked mobile telephone operators to stop BlackBerry services to foreign missions in the country amid concern about the...