Welcome to IRT Subway | Mainline. A MTA subway game that is composed of the 1, 2, 3, 4, 5, 6, and Shuttle (S) routes that run along the A Division in the Metropolitan Transportation Authority's (MTA) Subway System. It spans across Brooklyn, Manhattan, and the Bronx in various trunklines better known as the 7th Avenue Lines or the Lexington Avenue Lines. Version 1.31 Available Routes (As of Current Version): 1 Train – 96th Street ↔ South Ferry 2 Train – 3 Av-149 St ↔ Flatbush Avenue 3 Train – Harlem-148 Street ↔ New Lots Avenue 4 Train – 149 Street-Grand Concourse ↔ Utica Avenue 5 Train – 3 Av-149 St ↔ Flatbush Avenue 6 Train - Brooklyn Bridge ↔ 3 Av-138 St IRT Subway: Mainline is brought to you by the New York Operations development team and contributors.
