Cornwall is well connected to the rest of country through the rail network.
The nearest train station to the showground is at Bodmin Parkway (12 miles).
If you want a taxi from Bodmin Parkway, choose from these:
A1 Taxis (Bodmin): 01208 77000
Bodmin Taxi Service: 01208 73000
Bodmin Parkway Station Taxis: 01208 77340