The road measures 11.60 miles long and would take a car obeying speed limits 21 minutes to travel its length.
The B4350 is a B Road and is located in the Zone 4 Highways Region.
This is a true long-distance route, journeying through numerous towns like Boughrood, Llyswen, Glasbury, Hay-on-Wye, Llanigon, Clifford, and Whitney-on-Wye.
The road connects Powys and Herefordshire.