Take advantage of the latest Santander Bank bonuses, promotions, and offers here. Update 1/31/25: The $400 checking bonus has been extended through 6/30/25. Santander Bank Bonuses Review With Santander Bank, they’re headquartered in Wilmington, Delaware and was established in 1907. Since then they have grown to 628 locations, they offer money market rates that are 4X the … Continue reading Santander Bank Bonuses: $400 Checking Promotions (Many States)