Private company

Réseau de bus TRA

Logo: Mmaache, CC BY-SA 4.0, via Wikimedia Commons3

French bus company

The TRA bus network covers the Seine-Saint-Denis department in the Île-de-France region. It is operated by Transports Rapides Automobiles, which is owned by Transdev and is a member of Optile (Organisation Professionnelle des Transports d'Île-de-France). A 6-month trial of on-demand bus services was carried out from March to August 2018 by Île-de-France Mobilités (IDFM) in the outer suburbs.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 20, 2026.

Overview

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The TRA bus network covers the Seine-Saint-Denis department in the Île-de-France region. It is operated by Transports Rapides Automobiles, which is owned by Transdev and is a member of Optile (Organisation Professionnelle des Transports d'Île-de-France).2

Products and brands

TRA operates 22 numbered routes from 602 to 644 mainly in the department of Seine-Saint-Denis, and to a smaller extent, Seine-et-Marne. 4 routes are designated as Mobilien routes, 602, 609, 613, and 615. These routes have a higher frequency as well as longer operating hours to serve the dense urban areas of Île-de-France to provide an alternative to cars in the suburbs.

From Wikipedia’s article on Transdev TRA, shared under CC BY-SA 4.0.4

Subsidiaries and ownership

Owners

From Wikidata.1

Sources

The numbers on this page point here. Each one links to the record it came from.

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