Below are the mobile number series starting with 801780. 801780 mobile series has been awarded to Vi (Vodafone Idea) Operator for Kolkata Circle. So, all the numbers starting with 801780, including 8017800, 8017801, 8017802, 8017803, 8017804, 8017805, 8017806, 8017807, 8017808 and 8017809 belong to Vi (Vodafone Idea) Kolkata. There are a total of around 10 Thousand (Ten Thousand) mobile numbers possible with the series 801780. With each sub-series like 8017800, around 1 thousand (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 801780 ( Eight Zero One Seven Eight Zero ).