How does billing work on Wing?
On Wing, your billing cycle is renewed every 30 days based on your original activation date.
For example: if you sign up and activate on Wing on January 15, your plan for that line will renew exactly 30 days from that date moving forward.
If you have add-ons with your plan, such as device insurance or a device lease, your monthly add-on charges will renew along with your plan every 30 days.
If your phone’s network reads “Sprint” or “AT&T” in your phone’s settings or in the top left corner of your phone, then the below article applies to you.
Billing Cycle : Your billing cycle begins on the 5th of every month and run their course until the 4th of the upcoming month.
How to check your network :
iPhone : Settings —> General —> Network
Android : Setting —> About Phone —> Network
Or : The network name in the top left corner reads “Sprint” or “AT&T”.