Below are the mobile number series starting with 7700421. 7700421 mobile series has been awarded to Airtel India Operator for Bihar & Jharkhand Circle. So, all the numbers starting with 7700421, including 77004210, 77004211, 77004212, 77004213, 77004214, 77004215, 77004216, 77004217, 77004218 and 77004219 belong to Airtel India Bihar & Jharkhand. There are a total of around 1 Thousand (One Thousand) mobile numbers possible with the series 7700421. With each sub-series like 77004210, around One Hundred (99 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 7700421 ( Seven Seven Zero Zero Four Two One ).