Below are the mobile number series starting with 990531. 990531 mobile series has been awarded to Reliance JIO Operator for Bihar & Jharkhand Circle. So, all the numbers starting with 990531, including 9905310, 9905311, 9905312, 9905313, 9905314, 9905315, 9905316, 9905317, 9905318 and 9905319 belong to Reliance JIO Bihar & Jharkhand. There are a total of around 10 Thousand (Ten Thousand) mobile numbers possible with the series 990531. With each sub-series like 9905310, around 1 thousand (999 to be precise) mobile numbers are possible.

You can click on any of the number series below to view the sub-series / list of numbers under them, starting with 990531 ( Nine Nine Zero Five Three One ).