This excerpt taken from the DPL 10-K filed Mar 1, 2006.
The Dayton Power and Light Company Group Insurance Plan is a comprehensive indemnity medical plan maintained by The Dayton Power and Light Company, P. O. Box 8825, Dayton, Ohio, 45401. The Companys Employer Identification Number is 31-0258470. The plans number as filed with the United States Department of Labor is 501.
Any service of legal process about this plan should be made to Human Resource Administration, The Dayton Power and Light Company, 1065 Woodman Drive, Dayton, Ohio, 45432.