The Orange County Transportation Authority (OCTA) is the transportation planning commission for Orange County, California, in the Los Angeles metropolitan area. OCTA is responsible for funding and implementing transit and capital projects for the transportation system in the county, including freeway expansions, express lane management, bus and rail transit operation, and commuter rail funding and oversight.
Metrolink is a commuter rail system in Southern California, serving Los Angeles, Orange, Riverside, San Bernardino, and Ventura counties, as well as to Oceanside in San Diego County. The system consists of eight lines and 69 stations operating on 545.6 miles (878.1 km) of track. This includes Arrow, which Metrolink operates under a contract with the San Bernardino County Transportation Authority (SBCTA).
Metrolink's Riverside Line is a commuter rail line running from L.A. Union Station in Downtown Los Angeles to Riverside along the Union Pacific Railroad. It runs weekday peak commuter hours only, with very little midday and reverse commute service. In 2011, the average weekday ridership was 5,161 passengers.
The 91/Perris Valley Line, formerly known as the 91 Line, is a commuter rail route operated by Metrolink that runs from Los Angeles to Perris in Southern California, mostly paralleling State Route 91 between Riverside-Downtown and Buena Park stations. Operating since May 2002, the route runs on the Southern Transcon line owned by BNSF Railway, as well as the Riverside County Transportation Commission-owned San Jacinto Branch Line. Services are primarily operated along the entire route between L.A. Union Station and Perris–South, while some trips use Riverside–Downtown as a terminus.
The Inland Empire–Orange County (IEOC) Line is a commuter rail line run by Metrolink in Southern California. It runs from San Bernardino through Orange County to Oceanside in northern San Diego County. When the line opened it became the first Metrolink line not to serve Union Station in Los Angeles nor cross the Los Angeles River and was the only line until the Arrow service opened in October 2022. The line was also the first suburb-to-suburb commuter rail line in the United States. It runs for 100.1 miles (161.1 km), making it the system's longest line.
Norwalk/Santa Fe Springs station is a Metrolink rail station in the city of Norwalk, California. It is served by Metrolink's 91/Perris Valley Line from Los Angeles Union Station to Riverside and Metrolink's Orange County Line running from Los Angeles Union Station to Oceanside. On weekdays, this station is served by 19 Orange County Line trains and nine 91/Perris Valley Line trains. On weekends, eight Orange County Line trains and four 91/Perris Valley Line trains serve this station.
Commerce station is a Metrolink commuter rail station in the city of Commerce, California. It is served by Metrolink's Orange County Line running from Los Angeles Union Station to Oceanside. The 91/Perris Valley Line from Los Angeles Union Station to Riverside shares the track with the Orange County Line however, no 91/Perris Valley Line trains actually serve the Commerce station. On weekdays, this station is served by eight Orange County Line trains, four in the peak direction of travel during the two peak periods each weekday. There is no midday, reverse-peak, or weekend service to this station.
Riverside–La Sierra station is a Metrolink commuter rail train station in the La Sierra South neighborhood of Riverside, California, United States. Due to its large parking lot, it is the second-largest station served by Metrolink in surface area, after Union Station. La Sierra University is located a few miles from the station.
Riverside–Downtown station is a train station in Riverside, California, United States. It is served by three Metrolink commuter rail lines – the 91/Perris Valley Line, Inland Empire–Orange County Line, and Riverside Line – and Amtrak intercity rail service on the Southwest Chief. The station is owned by the Riverside County Transportation Commission.
Corona–West station is a Metrolink station in Corona, California on the 91/Perris Valley and Inland Empire–Orange County lines. The station is located at 155 South Auto Center Drive. Like all Metrolink stations in Riverside County, this station is owned by the Riverside County Transportation Commission.
Corona–North Main station is a station on Metrolink's Inland Empire–Orange County and 91/Perris Valley Lines located in Corona, California. The station is located at 250 East Blaine Street, near North Main Street, and is the second busiest station in the entire Metrolink system. Corona–North Main station consists of two side platforms serving two tracks. A parking lot with 500 spaces is available for passengers.
Jurupa Valley/Pedley station is a Metrolink train station in the Pedley neighborhood in Jurupa Valley, California, United States. Metrolink's Riverside Line trains between Los Angeles Union Station and Riverside–Downtown station stop here.
Industry station is a Metrolink train station located at 600 South Brea Canyon Road in Industry, California. Metrolink's Riverside Line trains between Los Angeles Union Station and Riverside–Downtown station stop here. It is owned and operated by the City of Industry.
Montebello/Commerce station is a Metrolink train station located at 2000 Flotilla Street in Montebello, California. Metrolink's Riverside Line trains between Los Angeles Union Station and Riverside–Downtown station stop here. It is owned and operated by the City of Montebello.
Montclair Transcenter is an intermodal transit center located at 5091 Richton Street in Montclair, California. It is located between Central and Monte Vista Avenues on Richton Street just north of the Montclair Plaza shopping center.
The San Bernardino Transit Center is an intermodal transit center in downtown San Bernardino, California, United States. It is owned and operated by Omnitrans, the area's public transportation agency. Opened in September 2015, the center consolidates three Metrolink commuter rail services and more than a dozen local bus services, including the sbX bus rapid transit service into one central location.
Riverside–Hunter Park/UCR station is a train station in Riverside, California, United States, that opened on June 6, 2016, along with the 91/Perris Valley Line extension of the Metrolink commuter rail system. It is located in the Hunter Park neighborhood of Riverside and about 3 miles (4.8 km) north of the campus of the University of California, Riverside, after which the station is named. Despite being named after UCR, there are no buses between the campus and this station. Instead the university recommends that students use Riverside–Downtown station and take Riverside Transit Agency route 1 to campus. Original plans for the extension called for a station adjacent to the campus, but the plan was scrapped after local residents raised concerns about parking and noise.
Perris–Downtown station,, is a transit center in Perris, California, that opened on January 11, 2010, with an eight-bay bus platform used by the Riverside Transit Agency. Train service to the station began on June 6, 2016, with the 91/Perris Valley Line extension of the Metrolink commuter rail system. It is located near the historic Perris Depot.
Perris–South station is a train station in Perris, California, United States, near Menifee, that opened on June 6, 2016, along with the 91/Perris Valley Line extension of the Metrolink commuter rail system. The station consists of a single track with a side platform.
Riverside Transit Agency: 20 [2] 
