Hathway — Renewal calls continues like 10 times a day

Hi, since lockdown am not in bangalore so i am not recharging my connection. This information has been shared to them telephonically more than 15 times.in a day more than. 5-6 calls from different numbers and repeated messages and mails with offers are being provided. Am not in the location and why should i recharge.
Post this kind of harassment i wont keep hathway as my service provider.