Below are the mobile number series starting with 990507974. 990507974 mobile series has been awarded to Reliance JIO Operator for Bihar & Jharkhand Circle. So, all the numbers starting with 990507974, including 9905079740, 9905079741, 9905079742, 9905079743, 9905079744, 9905079745, 9905079746, 9905079747, 9905079748 and 9905079749 belong to Reliance JIO Bihar & Jharkhand. There are a total of around 10 (Ten) mobile numbers possible with the series 990507974. With each sub-series like 9905079740, 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 990507974 ( Nine Nine Zero Five Zero Seven Nine Seven Four ).