A listing and history of the many and varied streetcar and electric interurban companies that formed and merged over the years. For the most part, these were actual companies properly incorporated under the laws of Oregon, though a few early franchises were given to named individuals or syndicates made up of individuals instead, noted below as being “franchises” rather than companies.
Barnes Heights & Cornell Mountain Railway Company (1890–1895)
City & Suburban Railway Company (1891–1904)
City & West Portland Park Motor Company (1889–1901)
City Cable Company (1892–1894)
Clackamas Southern Railway Company (1908–1914)
Cook–Ordway Street Railway Franchise (1883–1887)
East Portland Railway Company (1873–???)
East Portland Railway Company (1882–???)
East Side Railway Company (1891–1901)
First Street Railway Franchise* (1893–1900)
Irving–Weidler Street Railway Franchise (1883–1887)
Kenton Traction Company (1909–1933)
Metropolitan Railroad Company (1896–1900)
Metropolitan Railway Company (1889–1892)
Mount Hood Railway & Power Company (1906–1912)
Mount Tabor Street Railway Company (1889–1892)