The road measures 20.96 miles long and would take a car obeying speed limits 38 minutes to travel its length.
The B4333 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 Blaenannerch, Aberporth, Tanygroes, Beulah, NEWCASTLE EMLYN, Bryngwyn, Cwm Cou, Adpar, Aberarad, Pantybwlch, and Cynwyl Elfed.
The road connects Dyfed and Dyfed.