Below are the mobile number series starting with 8131. 8131 mobile series has been awarded to Airtel India Operator for North East Circle. So, all the numbers starting with 8131, including 81310, 81311, 81312, 81313, 81314, 81315, 81316, 81317, 81318 and 81319 belong to Airtel India North East. There are a total of around 10 lac (One million) mobile numbers possible with the series 8131. With each sub-series like 81310, 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 8131 ( Eight One Three One ).