Below are the mobile number series starting with 87997131. 87997131 mobile series has been awarded to Reliance Mobile CDMA Operator for UP (East) Circle. So, all the numbers starting with 87997131, including 879971310, 879971311, 879971312, 879971313, 879971314, 879971315, 879971316, 879971317, 879971318 and 879971319 belong to Reliance Mobile CDMA UP (East). There are a total of around 1 Hundred (One Hundred) mobile numbers possible with the series 87997131. With each sub-series like 879971310, around Ten (9 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 87997131 ( Eight Seven Nine Nine Seven One Three One ).