Travis Credit Union contacts, phone numbers, addresses, and holiday closures. Mostly Bank statement is accepted as the Proof of Address.It is not appropriate to submit only the First Page. I need to update my address, so I would like to know if I can use an online bank statement as proof of residency at the DMV. The online portal is designed to make payments of fees, fines and other county services fast, secure, and convenient. Plus, you'll need to provide an ITIN number and proof of address. A bank statement will not prove your identity. We are excited to be your choice in financial institutions! Proof that you live in Travis County. This form is used as proof to the court that a custodial or noncustodial parent is in the military.