Sr Vice President of Reliance Jio Infocomm, Tareq Amin was the first to unveil Coverage Polygon of Mobile Network. Not sure if Airtel had similar initiative but they have launched the 2G / 3G / 4G coverage Polygon for the length and breadth of the country in
http://airtel.in/opennetwork initiative.
Here is Airtel 3G /4G Mobile Broadband Coverage Polygon for Bengaluru
