To contact DOTD's Customer Service Center, e-mail DOTDCS@la.gov or DOTDPI@la.gov. DOTD welcomes public input and strives to answer inquiry e-mails within three business days.

DOTD’s phone number is (225) 379-1232 or 1-877-4-LADOTD (1-877-452-3683). To find a particular employee's telephone number or obtain telephone information, dial (225) 379-1100. A "Contact DOTD" section, which lists administrators for various programs, may be found as a menu option on DOTD's home page, www.dotd.la.gov

DOTD's Headquarters Building is located at 1201 Capitol Access Road, Baton Rouge, LA 70802-4438. Its mailing address is P.O. Box 94245, Baton Rouge, LA 70804-9245.