 The east end of PA 124 was truncated to PA 624 in Craley in the 1960s, with PA 425 designated onto the former alignment between Fawn Grove and Craley.The west end of PA 124 was cut back from PA 74 to the east end of York in the 2000s, with a block of the former route leading to PA 74 turned into a pedestrian walkway.PA 124 begins along two-lane undivided East Prospect Street just east of South Sherman Street in a residential area in the eastern part of the city of York in York County.