However, the original B service, beginning with the opening of the Sixth Avenue Line in 1940 and continuing until the opening of the Chrystie Street Connection in 1967, ran only as a rush-hour local between 168th Street – Washington Heights and 34th Street – Herald Square.
Тем не менее, первоначальный маршрут B, начался с открытием Sixth Avenue Line в 1940 году, и продолжался до открытия IND Chrystie Street Connection в 1967, работая только как локальный в часы пик, от 168th Street до 34th Street–Herald Square.