Outreach and Training Program
Training and Outreach Program/PHH-50
1200 New Jersey Avenue, SE
East Building, 2nd Floor
Washington, DC 20590
(202) 366-4900
http://dothazmat.vividlms.com/tools.asp
(800) 956-0333
Customerservice@learnatvivid.com
U.S. DOT PHMSA offers customer support via telephone and email between the hours of 8:00 a.m. and 5:00 p.m. Eastern Standard Time, Monday through Friday (except for holidays).