DDC's Client Service Hours are Mon. - Fri. 7:30 a.m. - 10:00 p.m.; Sat. 9:00 a.m. - 5:00 p.m.; Sun. 11:00 a.m. - 5:00 p.m.
1-888-362-9778 x 2191
If you are a journalist on deadline and need immediate assistance, please call 1-800-613-5768
DNA Technology Park
One DDC Way
Fairfield, Ohio 45014
DDC is located in a suburb about 12 miles north of Cincinnati, Ohio.