How to Find Us Routes from London: (allow 2.5 to 3 hours travelling time, depending on time of day) M4 to J18, A46, A4 to Bath, pick up A39 for Wells. M3 to J8, A303 to Andover and Wincanton, A371 to Castle Cary, Shepton Mallet and Wells. From the North: M5 to J21, A370 towards Weston-Super-Mare, pick up A371 to Banwell, take A38 towards Bridgwater, then A371 to Axbridge, Cheddar and Wells. From the South West: M5 to J22, A38 towards Bristol, pick up A371 for Axbridge, Cheddar and Wells.