QM21 (New York City bus)

The Metropolitan Transportation Authority (MTA) operates 76 express bus routes in New York City. Express bus routes operated by MTA New York City Transit, or under contract to the city Economic Development Corporation by Academy Bus, are assigned an express (X) prefix, while those operated by MTA Bus Company are assigned multi-borough (BM, BxM, QM) prefixes.

Below is a list of all express bus lines operating within the City of New York. The unidirectional fare, payable in coins or MetroCard, is $6.50. Discount fare media is available.

Unless otherwise indicated, most routes travel to and from Staten Island via the Verrazano Narrows Bridge and the Gowanus Expressway and then the Brooklyn Battery Tunnel into Lower Manhattan, or via a somewhat faster route via the Goethals Bridge and the New Jersey Turnpike and then the Lincoln Tunnel directly into Midtown Manhattan.

All routes are operated by New York City Transit, except for the X23 and X24, which are operated by Academy Bus.

These routes do not operate on Sundays.

All routes are operated by MTA Bus.

102nd Street and Jamaica Avenue

Eight special routes, which was operated by Pioneer Bus then Command Bus Company. All service discontinued in 2001.

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