The A5758 road is a 2.2-mile (3.5 km) single-carriageway road in Merseyside, England, constructed during 2014–15 and linking the A565 road in Thornton to Switch Island junction. The road is officially named the A5758 Broom's Cross Road, with Broom's Cross being the site of a medieval wayside cross near Thornton and the road numbering referencing the two motorways the road links to, the M57 and M58 motorway respectively.

The A565 is a road in England that is around 27.5 miles (44.3 km) long and runs from Liverpool in Merseyside to Tarleton in Lancashire. It is a primary route linking the town of Southport to Liverpool and to Preston, having been designated a trunk road as part of the Trunk Roads Act 1946.