Railway companies established in 1902

The Puget Sound Electric Railway was an interurban railway that ran for 38 miles between Tacoma and Seattle, Washington in the first quarter of the 20th century. The railway's reporting mark was "PSE".

The Denver, Enid and Gulf Railroad (DE&G) was built as a short line railroad operating in Kansas, and Oklahoma. Incorporated in Oklahoma as the Denver, Enid and Gulf Railroad Company, March 31, 1902, by the five Frantz Brothers.

Hornos Railroad (Ferrocarril de Hornos) was a 2 ft (610 mm) narrow gauge railway owned by Hacienda de Hornos in Mexico. Hacienda de Hornos was a large grain and cattle ranch in southwestern Coahuila near Torreón.

The Westinghouse Interworks Railway was a short line railroad that operated in the lower Turtle Creek valley east of Pittsburgh, Pennsylvania. A subsidiary of the Westinghouse Electric Corporation, the railway utilized tracks that extended from Trafford through Wilmerding to East Pittsburgh along the right bank (northern side) of the creek. The railroad was used to transport freight between the Westinghouse plants as well as to test and demonstrate electric rail cars.

California Eastern Railway, is a defunct 45-mile (72 km) short-line railroad that operated from 1902 to 1911. The railroad ran from Goffs, California, to Ivanpah. It was first a private line operated by a mining company that was acquired by the Atchison, Topeka and Santa Fe Railway.

The Cincinnati, Dayton and Toledo Traction was an interurban which operated in Ohio. It was formed in 1902 from the consolidation of several smaller companies. Its main line ran from Cincinnati, Ohio, to Dayton, Ohio, via Hamilton, Ohio, where it also owned the street railroads. It was itself leased in 1905 and dissolved in 1918, when its line was taken over by the new Cincinnati and Dayton Traction company.

The New York City Interborough Railway was a streetcar transit system chartered in 1902 to construct feeder lines to serve Interborough Rapid Transit's subway and elevated stations in the Bronx. The streetcar lines were given permission to cross the Harlem River to gain access to the Manhattan lines. The railway opened for business in 1906, and came under direct control of Interborough Rapid Transit in 1910. An agreement was reached with Third Avenue Railway to purchase the franchises and continue operating streetcar service in 1911.

The Colorado Springs and Interurban Railway (CS & IRR, CS&IR) was an electric trolley system in the Colorado Springs, Colorado area that operated from 1902 to 1932. The company was formed when Winfield Scott Stratton purchased Colorado Springs Rapid Transit Railway in 1901 and consolidated it in 1902 with the Colorado Springs & Suburban Railway Company. It operated in Colorado Springs, its suburbs, and Manitou Springs. One of the street cars from Stratton's first order is listed on the Colorado State Register of Historic Properties.

The Coal and Coke Railway was a railway operated by the Coal and Coke Railway Company in central West Virginia between 1905 and 1916. The line was made up of branches acquired from other companies and new construction. It ran from Elkins, West Virginia, at its northeastern terminus, to Charleston, West Virginia, at its southwestern terminus. Gassaway, West Virginia, was roughly the halfway point in the railway's approximate length of 196 miles.

The Trinity and Brazos Valley Railway (reporting mark TBV) of Texas came into existence on October 7, 1902, originally chartered to build a railroad from Johnson County to the Beaumont area near the Gulf coast. It took its name from the Trinity and Brazos rivers. It was commonly known as the “Boll Weevil," though it referred to itself as the "Valley Road."