DC Commission on Persons with Disabilities (DCCPD) Last Date: DC Commission on Persons with Disabilities (DCCPD) March 26, 2015, 9:00 AM to 10:30 AM 441 4th St. NW, Ste. 1112 Washington, DC 20001 Toll Free: (866) 628-2987 Passcode: 8488992 Read more about DC Commission on Persons with Disabilities (DCCPD)