Phone Numbers and Support. If you have a question about your bank account or another product you have through the Regions Bank then contact the Regions Bank Customer Service department. The telephone number is 800-734-4667.
Buffalo Grove is a village in Cook and Lake counties in the U.S. state of Illinois, within the northern suburbs of Chicago. As of the 2010 census, the village population was 41,496.
Elk Grove Village, Illinois. Elk Grove Village is a village located in northeastern Illinois adjacent to O'Hare International Airport and the city of Chicago. The village is located primarily in Cook County with a small portion in DuPage County. The population was 33,127 at the 2010 census.