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.
Deer Grove, Illinois. Deer Grove is a village in Whiteside County, Illinois, United States. The population was given as 45 in the 2010 census, down from 48 in 2000. Deer Grove is located at 41Â°36â²28â³N 89Â°41â²30â³W / 41.60778Â°N 89.69167Â°W / 41.60778; -89.69167 (41.607822, -89.691534).