Porting requests were submitted for 19.69 million connections in the month of March 2018, according to the Indian Telecom regulator TRAI. This is up 199% from 6.57 million porting requests reported in February 2018.
For the month of March, the maximum number of requests in Zone-I (North and West India) were received in Rajasthan at 1.7 million, followed by Delhi at 1.3 million, and UP-East at 0.99 million. In terms of the minimum number of requests, Haryana was the one which received only 29,371 porting requests. Moreover, Jammu & Kashmir, which has one of the lowest user bases, received 285,725 requests. Note that TRAI does not provide any operator-wise breakdown for these mobile number porting requests.
In Zone-II (South and East India), Tamil Nadu led with 7.39 million number porting requests till date, followed by Kolkata which received 1.17 million requests, and Bihar which received 1.08 million requests. While Madhya Pradesh saw the least porting requests. The North East circle saw 278,842 number porting requests for the month, up from 23,506 requests in the previous month.
Note that in November 2017, TRAI reduced the per port transaction charge for each successful Mobile Number Portability from Rs 19 to Rs 4. TRAI had capped the porting charge at Rs 19 in 2009, and operators were free to charge any amount less than this if they chose to.
Download: TRAI Press Release