The road measures 10.57 miles long and would take a car obeying speed limits 23 minutes to travel its length.
The A4058 is a A Road and is located in the Zone 4 Highways Region.
This is a true long-distance route, journeying through numerous towns like TREORCHY, PENTRE, Gelli, Ystrad, TONYPANDY, PORTH, PONTYPRIDD, Trehafod, Hopkinstown, and Graigwen.
The road is located entirely within Mid Glamorgan.