TransitAtlas

Transportation Organization Directory

Search transportation organizations — DOTs, MPOs, transit agencies, toll authorities, airports, and ports.

Updated Sep 6, 2026 · Sourced from FDOT Work Program & Active Construction data

Showing 25–48 of 78 organizations

FRA
Federal Railroad Administration
Nationwide — Florida awards and grants shown here, FLFederal Agency

The U.S. DOT modal administration responsible for railroad safety and intercity passenger and freight rail programs, including federal rail contracts and grants performed in Florida.

FDOT
Florida Department of Transportation
Statewide, FLState DOT

Florida's state department of transportation, responsible for planning, building, operating, and maintaining the State Highway System and coordinating multimodal transportation across Florida's seven districts and the Turnpike Enterprise.

GMX
Greater Miami Expressway Agency
Miami-Dade County — SR 836 (Dolphin), SR 874 (Don Shula), SR 878 (Snapper Creek), SR 924 (Gratigny), SR 112 (Airport Expressway), FLToll / Expressway Authority

The Greater Miami Expressway Agency (GMX), successor to the Miami-Dade Expressway Authority (MDX), operates five urban toll expressways totaling approximately 35 miles, connecting major employment centers and Miami International Airport. The state assumed control of the former MDX system in 2023.

RSW
Lee County Port Authority
Southwest Florida — Lee, Charlotte, Collier, Glades, and Hendry counties, FLAirport Authority

The authority operating Southwest Florida International Airport (RSW) and Page Field, serving the Fort Myers–Cape Coral metro area and surrounding Southwest Florida counties.

MARAD
Maritime Administration
Nationwide — Florida awards and grants shown here, FLFederal Agency

The U.S. DOT modal administration responsible for the U.S. merchant marine and waterborne transportation system, including port infrastructure grants and federal maritime contracts performed at Florida seaports.

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