| Société de transport de Trois-Rivières | |
| Founded: | 2002 |
| Headquarters: | 2000, rue Bellefeuille Trois-Rivières, Quebec G9A 5J3 |
| Service Area: | Trois-Rivières, Quebec, Canada |
| Service Type: | Public transit |
| Routes: | 12 |
| Ridership: | 8200 |
French: Société de transport de Trois-Rivières|i=no (STTR) was formed in 2002 to operate transit services, after the merger of the six municipalities that today constitute the city of Trois-Rivières, Quebec, Canada. Previously the French: Corporation intermunicipale de transport des Forges (CITF) had provided service in the area since 1979. It covers a population of more than 126,000 people with its urban bus routes, school buses and tours, carrying more than 8200 users per day for a total of about 3 million trips a year.
Chronology of the transit system operators.[1]
1915 to 1939: Three Rivers Traction Company
1940 to 1975: French: la Compagnie de Transport St. Maurice|i=no
1975 to 1979: French: Ville de Trois-Rivières|i=no
1979 to 2001: French: Corporation intermunicipale de transport des Forges|i=no
2002 to present: French: Société de transport des Trois-Rivières|i=no