Below are the mobile number series starting with 620399131. 620399131 mobile series has been awarded to Reliance JIO Operator for Bihar & Jharkhand Circle. So, all the numbers starting with 620399131, including 6203991310, 6203991311, 6203991312, 6203991313, 6203991314, 6203991315, 6203991316, 6203991317, 6203991318 and 6203991319 belong to Reliance JIO Bihar & Jharkhand. There are a total of around 10 (Ten) mobile numbers possible with the series 620399131. With each sub-series like 6203991310, around One mobile number is possible.

You can click on any of the number series below to view the sub-series / list of numbers under them, starting with 620399131 ( Six Two Zero Three Nine Nine One Three One ).