Reportedly in line with its plan to phase out 3G technology, Bharti Airtel has announced that it has discontinued 3G services in Kerala. Meanwhile starting today, Airtel mobile broadband services in Kerala will be available on high speed 4G network and all Airtel 3G customers have been upgraded to 4G. However Airtel will continue to provide 2G services in Kerala to serve the connectivity needs of customers on feature phones.