Starting from 3rd May 2015, you will be able to retain your mobile number across any India states, cities or telecom circles, as India Government has approved the Telecommunication Mobile Number Portability regulation put forward by Telecom Regulatory Authority of India (TRAI).
According to the latest draft released by TRAI (www.trai.gov.in), an amendment has been made to the telecommunication mobile number portability regulations offering inter-service area MNP or simply saying pan-India MNP. Through this users can retain their mobile number and switch operators anywhere in India.
Some of the main highlights of the amendment include –