Below are the mobile number series starting with 87991. 87991 mobile series has been awarded to Reliance Mobile CDMA Operator for UP (East) Circle. So, all the numbers starting with 87991, including 879910, 879911, 879912, 879913, 879914, 879915, 879916, 879917, 879918 and 879919 belong to Reliance Mobile CDMA UP (East). There are a total of around 1 lac (One Hundred Thousand) mobile numbers possible with the series 87991. With each sub-series like 879910, around 10 thousand (9,999 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 87991 ( Eight Seven Nine Nine One ).