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Can We Help?

Whether you are looking for more information, or you'd like to let us know how we did, you'll find easy ways to contact us here:

Here are a few other ways to get in contact with us:

Call Us (Non-Toll Related Inquiries)
Telephone: 305.637.3277
Monday - Friday
8:00 a.m. to 5:00 p.m. EST

Write Us (Non-Toll Related Inquiries)
Miami-Dade Expressway Authority
3790 NW 21st Street
Miami, Florida 33142

Email Us (Non-Toll Related Inquiries)

MDX Customer Service Center (Toll Related Inquiries)
Walk-in hours: 8:00 AM - 5:00 PM, Mon - Fri.
Telephone (Toll-Free): 1-855-277-0848
Location: SR 924 - Gratigny Expressway
Directions: From the Douglas Road Extension (SR 953), turn west onto the Gratigny Expressway (SR 924). The Customer Service Center is immediately on your right and is accessible from the ramp marked "MDX Customer Service Center."
Toll Inquiries


Javier Rodriguez, P.E.
Executive Director
305.637.3277, ext. 2218
Stephan Andriuk
Deputy Executive Director/Director of Toll Operations
305.637.3277, ext. 2110
Juan Toledo, P.E.
Deputy Executive Director/Director of Engineering
305.637.3277, ext. 2115
Marie T. Schafer, CPA
Deputy Executive Director/CFO
305.637.3277, ext.1136
Ivan Del Campo
CIO/Manager of ITS
305.637.3277, ext. 2119
Helen M. Cordero
Manager of Procurement and Contracts Administration
305.637.3277, ext. 1123
Carol Lang
Human Resources Manager
305.637.3277, ext. 2208
Mario Diaz
Public Information Manager
305.637.3277, ext. 2140
Maria Luisa Navia Lobo
Board Secretary
305.637.3277, ext. 2201
Carlos Zaldivar
General Counsel
305.637.3277, ext. 2210

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MDX is always looking towards innovative, reliable, cost-effective and safe solutions to the transportation needs of our community. We must work together in order to do this. Please do not hesitate to contact us with questions or comments.

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