Chico
1905-1905 - Chico Electric Railway Co.
1905-1907 - Northern Electric Co.
1907-1918 - Northern Electric Railway Co.
1918-1947 - Sacramento Northern Railroad
1947 - streetcars discontinued
After 1958 - Chico Transit Lines
Prior to 2005 - Chico Area Transit System
Oroville
1950-1955 - Oroville Transit Lines
CURRENT TRANSIT SYSTEM (SINCE 2005)
Butte Regional Transit
Eureka
Horse Car
1888-1890 - Eureka Street Railway Co.
1890-1897 - Eureka Street Railroad Co.
Electric Streetcar
1903-1921 - Humboldt Transit Co.
1921-1939 - Eureka City Railway (city owned)
1939-1946 - Eureka City Lines (National City Lines)
1940 - streetcars discontinued
1946-1961 - Eureka Transit Lines
1961-1972 - jitney service
1972-1976 - Bishop's Transit Service
CURRENT TRANSIT SYSTEM (SINCE 1976)
Eureka Transit Service
NEW COUNTYWIDE TRANSIT SYSTEM
Humboldt Transit Authority (since 1975)
Redding
1949-1953 - Redding City Lines
1958-1963 - Redding Bus Lines
CURRENT TRANSIT SYSTEM (SINCE 1981)
Redding Area Bus Authority