| Train Name
| Railroad
| Train Endpoints
| Operated
|
| Gateway
| New York Central
| Cleveland, OH-St. Louis, MO
|
|
| General Pershing Zephyr
| Chicago, Burlington & Quincy
|
|
|
| General Wood
| St. Louis-San Francisco
|
|
|
| Georgian
| Louisville & Nashville and Nashville, Chattanooga & St. Louis
| St. Louis, MO-Atlanta, GA
| 1946-
|
| Glacier Discovery
| Alaska Railroad
| Anchorage, AK-Whittier, AK
|
|
| Golden Gate
| Santa Fe
|
| 1938-
|
| Golden Rocket
| Rock Island and Southern Pacific
| Chicago, IL-Los Angeles, CA
| (cancelled before it could start in 1948)
|
| Golden State
| Southern Pacific
| Chicago, IL-Los Angeles, CA
| 1947-1968
|
| Golden State Limited
| Southern Pacific
| Chicago, IL-Los Angeles, CA
| 1902-1947 then renamed Golden State (see above entry).]
|
| Governor\'s Special
| Illinois Central
| Chicago, IL-Springfield, IL
| 1968-1971
|
| Grand Canyon
| Santa Fe
|
|
|
| Grand Rapids and Chicago Night Express
| Michigan Central
| Chicago, IL-Grand Rapids, MI
|
|
| Great Lakes Aerotrain
| New York Central
|
| 1956-1956
|
| Green Diamond
| Illinois Central
| Chicago, IL-St. Louis, MO
| 1936-1968
|
| Green Mountain Flyer
| Central Vermont
| New York, NY-Montreal, PQ
|
|
| Gulf Coast Rebel
| Gulf, Mobile & Ohio
| St. Louis, MO-Mobile, AL
| 1940-1958
|
| Gull
| Boston & Maine, Maine Central, Canadian Pacific, Canadian National
| Boston, MA-
Halifax, NS
| 1930-1959
|