Technically, your physical mail is stored for as long as you need it while your account is active.
Please note that depending on your plan's allowances, you may incur storage fees if you let your mail sit at your mail center for a certain amount of time.
If you still need assistance, you can reach us at the following channels;
Call us - https://www.anytimemailbox.com/contact
Live Chat - https://www.anytimemailbox.com/