If you are an online/mobile banking customer using a United States-based mobile phone carrier* inside of the U.S.: You will receive one-time codes from the same return number (also called a short code): 734265. The email address for Online Banking one-time codes is Authentication@regions.com. We will not send a one-time code from any other number or email address for online/mobile banking verification.
*Your mobile carrier’s messaging and data rates may apply.
If you’re using an international mobile phone plan outside of the United States: You will not be able to receive one-time codes via SMS.