Below are the mobile number series starting with 996921504. 996921504 mobile series has been awarded to MTNL (DOLPHIN) Operator for Mumbai Circle. So, all the numbers starting with 996921504, including 9969215040, 9969215041, 9969215042, 9969215043, 9969215044, 9969215045, 9969215046, 9969215047, 9969215048 and 9969215049 belong to MTNL (DOLPHIN) Mumbai. There are a total of around 10 (Ten) mobile numbers possible with the series 996921504. With each sub-series like 9969215040, 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 996921504 ( Nine Nine Six Nine Two One Five Zero Four ).