Contact.
Phone
FMCSA Gateway Help Desk: 855.537.7517
FMCSA Drug and Alcohol Clearinghouse Help Desk: 844.955.0207
FMCSA Gateway Help Desk: fmcsasupport@techanax.com
FMCSA Drug and Alcohol Clearinghouse Help Desk: clearinghouse@dot.gov
FMCSA Gateway Help Desk: 855.537.7517
FMCSA Drug and Alcohol Clearinghouse Help Desk: 844.955.0207
FMCSA Gateway Help Desk: fmcsasupport@techanax.com
FMCSA Drug and Alcohol Clearinghouse Help Desk: clearinghouse@dot.gov