Prince George's County Office of Central Services, Supplier Development & Diversity Division Share: Other Prince George's County Office of Central Services, Supplier Development & Diversity Division Visit Website 1400 McCormick Drive, Suite 336 Largo, MD 20774 (301) 883-6450 (301) 883-6464 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.