What is my billing cycle? gridSupport March 04, 2020 03:50 Updated Follow The billing cycle follows the calendar month, it would be the first to the last day of the respective month. Related articles Why am I charged for Global SMS unknowingly? What are the things to note on my first bill? When will my full entitlements be reset every month? How can I proceed to make payment? When will port-in take place? Comments 0 comments Please sign in to leave a comment.