| River Grove to Cosham | 3,938.76 mi (6,338.82 km) |
| River Grove to Costessey | 3,966.46 mi (6,383.40 km) |
| River Grove to Cottingham | 3,871.09 mi (6,229.92 km) |
| River Grove to Coulsdon | 3,958.94 mi (6,371.30 km) |
| River Grove to Coventry | 3,872.54 mi (6,232.25 km) |
| River Grove to Cowdenbeath | 3,698.15 mi (5,951.59 km) |
| River Grove to Cowes | 3,932.35 mi (6,328.51 km) |
| River Grove to Cowley | 3,939.22 mi (6,339.57 km) |
| River Grove to Cowley | 3,904.76 mi (6,284.10 km) |
| River Grove to Cramlington | 3,789.88 mi (6,099.22 km) |
| River Grove to Cranleigh | 3,951.92 mi (6,359.99 km) |
| River Grove to Crawley | 3,963.95 mi (6,379.36 km) |
| River Grove to Crayford | 3,966.96 mi (6,384.21 km) |
| River Grove to Crewe | 3,816.69 mi (6,142.37 km) |
| River Grove to Crigglestone | 3,834.53 mi (6,171.07 km) |
