| River Forest to Cosham | 3,939.38 mi (6,339.81 km) |
| River Forest to Costessey | 3,967.18 mi (6,384.56 km) |
| River Forest to Cottingham | 3,871.83 mi (6,231.12 km) |
| River Forest to Coulsdon | 3,959.59 mi (6,372.34 km) |
| River Forest to Coventry | 3,873.22 mi (6,233.34 km) |
| River Forest to Cowdenbeath | 3,698.95 mi (5,952.89 km) |
| River Forest to Cowes | 3,932.96 mi (6,329.49 km) |
| River Forest to Cowley | 3,939.88 mi (6,340.62 km) |
| River Forest to Cowley | 3,905.41 mi (6,285.15 km) |
| River Forest to Cramlington | 3,790.67 mi (6,100.49 km) |
| River Forest to Cranleigh | 3,952.56 mi (6,361.02 km) |
| River Forest to Crawley | 3,964.59 mi (6,380.40 km) |
| River Forest to Crayford | 3,967.62 mi (6,385.27 km) |
| River Forest to Crewe | 3,817.38 mi (6,143.49 km) |
| River Forest to Crigglestone | 3,835.25 mi (6,172.24 km) |
