| Port Neches to Cosham | 4,760.73 mi (7,661.66 km) |
| Port Neches to Costessey | 4,802.98 mi (7,729.65 km) |
| Port Neches to Cottingham | 4,711.31 mi (7,582.12 km) |
| Port Neches to Coulsdon | 4,785.49 mi (7,701.51 km) |
| Port Neches to Coventry | 4,703.27 mi (7,569.18 km) |
| Port Neches to Cowdenbeath | 4,547.15 mi (7,317.93 km) |
| Port Neches to Cowes | 4,753.38 mi (7,649.83 km) |
| Port Neches to Cowley | 4,766.42 mi (7,670.81 km) |
| Port Neches to Cowley | 4,731.93 mi (7,615.31 km) |
| Port Neches to Cramlington | 4,635.54 mi (7,460.17 km) |
| Port Neches to Cranleigh | 4,776.76 mi (7,687.45 km) |
| Port Neches to Crawley | 4,789.15 mi (7,707.38 km) |
| Port Neches to Crayford | 4,794.84 mi (7,716.55 km) |
| Port Neches to Crewe | 4,650.07 mi (7,483.57 km) |
| Port Neches to Crigglestone | 4,672.39 mi (7,519.49 km) |
