Below are the mobile number series starting with 8123. 8123 mobile series has been awarded to Tata Docomo Operator for Karnataka Circle. So, all the numbers starting with 8123, including 81230, 81231, 81232, 81233, 81234, 81235, 81236, 81237, 81238 and 81239 belong to Tata Docomo Karnataka. There are a total of around 10 lac (One million) mobile numbers possible with the series 8123. With each sub-series like 81230, around 1 lac (99,999 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 8123 ( Eight One Two Three ).