Below are the mobile number series starting with 8423121. 8423121 mobile series has been awarded to telenor Operator for UP (East) Circle. So, all the numbers starting with 8423121, including 84231210, 84231211, 84231212, 84231213, 84231214, 84231215, 84231216, 84231217, 84231218 and 84231219 belong to telenor UP (East). There are a total of around 1 Thousand (One Thousand) mobile numbers possible with the series 8423121. With each sub-series like 84231210, 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 8423121 ( Eight Four Two Three One Two One ).