| Route | Major Stops | Route Map |
|---|---|---|
| Coast Starlight | Los Angeles-San Jose-Oakland-Sacramento-Portland-Seattle | 
|
| Pacific Surfliner | San Diego-Anaheim-Los Angeles-Oxnard-Santa Barbara-San Luis Obispo | 
|
| Southwest Chief | Los Angeles-Flagstaff-Albuquerque-Topeka-Kansas City-Chicago | 
|
| Sunset Limited | Los Angeles-Tucson-El Paso-San Antonio-Houston-New Orleans | 
|
Source: Amtrak
Amtrak assumed operation of the San Diegan Route (now Pacific Surfliner) in May, 1971. With more than 1.5 million passengers taking the route, it is the second most heavily traveled Amtrak route in the nation.
