3 (New York City Subway service)
New York City Subway service

The 3 Seventh Avenue Express is a rapid transit service in the A Division of the New York City Subway. Its route emblem, or "bullet", is colored red since it uses the IRT Broadway–Seventh Avenue Line through most of Manhattan.
The 3 operates 24 hours daily, although service patterns vary based on the time of day. Daytime service operates between 148th Street in Harlem, Manhattan and New Lots Avenue in East New York, Brooklyn, making express stops in Manhattan (between 96th and Chambers Streets) and all stops in Brooklyn. Overnight service short turns at 34th Street–Penn Station in Midtown Manhattan and does not operate to or from New Lots Avenue.
The 3 train formerly ran to City Hall or South Ferry in Manhattan, and was later rerouted to Flatbush Avenue–Brooklyn College in Brooklyn. In 1983, it was rerouted to New Lots Avenue.
Service history
Early history
On November 23, 1904, the IRT Lenox Avenue Line opened between 96th Street and 145th Street. Service ran between 145th Street and City Hall, making all stops.
On July 1, 1918, the entire IRT Broadway–Seventh Avenue Line was completed.
The public source identifies “3 (New York City Subway service)” as new York City Subway service. This brief keeps that definition visible, then builds a research path around York, City and Subway.
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This entry incorporates text from “3 (New York City Subway service)” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.