Locations
| Chicago, Illinois 222 Merchandise Mart Plaza Suite 900 Chicago, IL 60654-1105 (800) 621-8070 (312) CCC-INFO Fax employment verification requests to: 312.527.5379 | Merchandise Mart Plaza Corporate Headquarters Chicago, Illinois  |
| Glendora, California 2100 East Route 66 Glendora, CA 91740-4671 (800) 621-8070 (626) 914-0044 | |
| Manhattan Beach, California 1600 Rosecrans Avenue Building 7, Suite 300 Manhattan Beach, CA 90266-3708 (310) 937-4040 | |
| Itasca, Illinois 1100 Arlington Heights Road Suite 300 Itasca, IL 60143-3111 (800) 621-8070 | |
| Sioux Falls, South Dakota 100 South Main Avenue Sioux Falls, SD 57104-6410 (800) 621-8070 (605) 367-1016 |