Before the IND Archer Avenue Line opened on December 11, 1988, all Queens Boulevard express trains (E and F trains) ran to 179th Street, with the E running express along Hillside Avenue during rush hours only and the F running local.
Prior to the Archer Avenue Line's inauguration on December 11, 1988, all Queens Boulevard express trains (E and F) terminated at 179th Street, with the E taking an express path along Hillside Avenue during peak hours and the F maintaining a local route.