In the New York City Subway there are several types of transfer stations: 1. * A station complex is where two or more stations are connected with a passageway inside fare control. There are 472 stations of the New York City Subway when each station is counted separately. When station complexes are counted as one station each, the count of stations is 424. 2. * Station serving two or more lines. It may be a multi-level or adjacent-platform station and is considered to be one station as classified by the MTA. Typically each track in a station belongs to a certain line. 3. * Station serving two or more services. Different services may share tracks. These stations are not included in this article; see List of New York City Subway stations.