CCR Assistance - Federal Service Desk
CCRhelp@dnb.com (for customers located outside the US, Puerto Rico and US Virgin Islands)
Contact the GCRC
Grants Customer Support Center
Telephone: 1-800-518-GRANTS (1-800-518-4726).
Hours of operation are Monday to Friday from 7:00 a.m.
to 9:00 p.m.
EDT (Eastern Standard Time).