Below are the mobile number series starting with 877712. 877712 mobile series has been awarded to Reliance JIO Operator for Kolkata Circle. So, all the numbers starting with 877712, including 8777120, 8777121, 8777122, 8777123, 8777124, 8777125, 8777126, 8777127, 8777128 and 8777129 belong to Reliance JIO Kolkata. There are a total of around 10 Thousand (Ten Thousand) mobile numbers possible with the series 877712. With each sub-series like 8777120, 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 877712 ( Eight Seven Seven Seven One Two ).