Huhh typically reliance...
Dude they are like that... I had a landline around 2006-7 n they sent us bills 2 consecutive months after even opting out. I'll insist dont post this just here but on social platform with hashtags. The entire closing of 2G 3G spectrum was a scam. Do not pay the bill no matter what... these people just have the same reply pay it now reclaim later. The reclaim part never comes...