Below are the mobile number series starting with 639421742. 639421742 mobile series has been awarded to Reliance JIO Operator for UP (East) Circle. So, all the numbers starting with 639421742, including 6394217420, 6394217421, 6394217422, 6394217423, 6394217424, 6394217425, 6394217426, 6394217427, 6394217428 and 6394217429 belong to Reliance JIO UP (East). There are a total of around 10 (Ten) mobile numbers possible with the series 639421742. With each sub-series like 6394217420, around One mobile number is possible.

You can click on any of the number series below to view the sub-series / list of numbers under them, starting with 639421742 ( Six Three Nine Four Two One Seven Four Two ).