(Telecompaper) Facebook has announced it has partnered with mobile operators to provide free or discounted data access to Facebook messaging for their subscribers. Through this promotion, free or discounted data access will be available in the coming months on Messenger for Android, Messenger for iOS and Facebook for Every Phone, which is now optimised for chat. This promotion will be available from more than eighteen operators in fourteen countries. Operators committed to special pricing for Facebook messaging include: TMN in Portugal, Three in Ireland, Airtel and Reliance in India, Viacom in Bulgaria, Backcell in Azerbaydzhan, Indosat, Smartfren, Axis and XL Axiata in Indonesia, Smart in Philippines, DiGi in Malaysia, DTAC in Thailand, Viva in Bahrain, STC in Saudi Arabia, Oi in Brazil, Etisalat in Egypt and 3 Italia.