You are free to use any addres you wish for the delivery of your mail.
That could be mother's house, Aunt Brenda's house, your pal from college - Brendan's house, or that mansion you own in Beverly Hills, or the one in the Hamptons.
Using any address for a legitimate purpose is NOT a crime.
Heck, when you're between addresses, many people send their mail to "general delivery, anytown, anystate"; or they send it to a friend, like this:
Jimmy Jones
(c/o Millie Malice)
132 Vixen Lane
Fox City, ID 00000