| Grinon to Calne | 780.32 mi (1,255.80 km) |
| Grinon to Cam | 796.65 mi (1,282.09 km) |
| Grinon to Camberley | 782.48 mi (1,259.27 km) |
| Grinon to Camborne | 694.24 mi (1,117.27 km) |
| Grinon to Cambridge | 849.46 mi (1,367.07 km) |
| Grinon to Cambuslang | 1,078.11 mi (1,735.05 km) |
| Grinon to Canford Cliffs | 730.21 mi (1,175.16 km) |
| Grinon to Cannock | 866.17 mi (1,393.97 km) |
| Grinon to Canterbury | 800.04 mi (1,287.53 km) |
| Grinon to Carlisle | 1,014.75 mi (1,633.09 km) |
| Grinon to Carlton Colville | 885.21 mi (1,424.61 km) |
| Grinon to Carluke | 1,072.14 mi (1,725.45 km) |
| Grinon to Carnoustie | 1,126.31 mi (1,812.63 km) |
| Grinon to Carshalton | 790.19 mi (1,271.68 km) |
| Grinon to Carterton | 804.81 mi (1,295.21 km) |
