Below are the mobile number series starting with 8400021. 8400021 mobile series has been awarded to Airtel India Operator for UP (East) Circle. So, all the numbers starting with 8400021, including 84000210, 84000211, 84000212, 84000213, 84000214, 84000215, 84000216, 84000217, 84000218 and 84000219 belong to Airtel India UP (East). There are a total of around 1 Thousand (One Thousand) mobile numbers possible with the series 8400021. With each sub-series like 84000210, 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 8400021 ( Eight Four Zero Zero Zero Two One ).