 Port St. Lucie is served by the St. Lucie Transportation Planning Organization (TPO).The TPO is a Metropolitan Planning Organization (MPO), a federally mandated and federally funded transportation policy-making organization responsible for transportation planning, programming, and financing of State and Federal Transportation Funds for the City of Port St. Lucie.The TPO is governed by a TPO Board, which is composed of elected officials, representatives from the St. Lucie County School Board, and representatives from Community Transit, a division of The Council on Aging of St. Lucie, Inc.