Hi @Christina Brown Morrison 👋 Welcome!
That's a good question, unfortunately I don't have the answer. Hopefully someone in the community has some advice on this. But, if not, our Email for Trello allows you to set a custom email address. You can read more about that here.
Check out this video for a quick overview of the PowerUp: Email for Trello Demo
You're welcome to pop over any questions to email@example.com or simply add the Email for Trello PowerUp to give it a try with a free trial.