About GBT

About GBT

Welcome Aboard.

Greater Bridgeport Transit (GBT) provides local, regional and express bus services throughout the Bridgeport region with routes extending from Milford to Norwalk and from Bridgeport to the Naugatuck Valley.


Our website has been designed to provide you with all of the information you will need to take full advantage of our services and to better understand connecting services and other mobility options.


We have included a map click-through map showing all of the routes in the GBT system along with timetables and maps for individual routes. Web-Watch is our real-time information system that allows you to track your bus and register for alerts related to your travel plans. You will also find a trip planner to help you understand the best route for you. On the home page, you can register to receive real-time alerts about GBT service changes and we have placed links to our Facebook page and Twitter feeds providing alternatives for you to keep in touch.


There is information about all connecting bus, rail and Long Island Sound ferry services including the Norwalk and Milford Transit Districts, the New Haven Line rail services and the Bridgeport and Port Jefferson Ferry. Contact information for commuter services offered by the Connecticut Department of Transportation has also been included to assist you with carpooling, vanpooling and other commuter options and incentive programs.


All of us at GBT are committed to providing you with safe, convenient and reliable bus service. You have a choice and want to make sure that our services meet your needs and that you enjoy your ride.


Whether you are a visitor to our area, a first time rider or someone who travels with us every day, we're happy to have you along and we hope you will continue to ride with us.

Best Regards,

Douglas C. Holcomb
Chief Executive Officer


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Rider Alerts

Oct 3, 2015

GBT Rt 15 Detour on Sunday 10/4/15

Bridgport Avenue in Shelton center will be closed on Sunday for a street festival form 7 am to 7 pm. The bus will take a right turn onto Constitution Blvd. and then left onto route 8. It will exit route 8 at exit 15 and go into the Derby train station. Upon leaving the train station it will go back on route 8 and get off at exit 13 and then follow the regular route back to Bridgeport.

Desvío de la Ruta 15 el 4 de octubre de 2015
Bridgport Avenue, en el centro de Shelton, estará cerrada el día domingo de 7 am a 7 pm debido a un festival. Los autobuses tomarán a la derecha hacia Constitution Blvd. y luego hacia la izquierda hacia la Rut 8. Saldrán de la Ruta 8 en la salida 15 y de allí se dirigirán a la estación de trenes de Derby. Luego de partir de la estación de trenes regresarán a la Ruta 8 y saldrán en la salida 13, para de allí seguir su ruta habitual camino a Bridgeport.

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