Contact the CDR Help Desk
Use the following information to contact the CDR help desk.
Phone
1-888-CDR-3111
Fax
1-703-774-3946
Hours of Operation
9:00 AM - 8:00 PM ET Monday through Friday.
Additionally, the help desk will be CLOSED for the following Federal Holidays
Wednesday, July 4 Independence Day
Monday, September 3 Labor Day
Monday, October 8 Columbus Day
Monday, November 12 Veterans Day
Thursday, November 22 Thanksgiving Day
Friday, November 23* Day after Thanksgiving
Monday, December 24* Christmas Eve
Tuesday, December 25 Christmas Day
*Not a Federal holiday

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Or, as an alternative, visit Submit Online Request to initiate a Help Desk request online.