| McDonough to Cosham | 4,187.79 mi (6,739.59 km) |
| McDonough to Costessey | 4,240.91 mi (6,825.08 km) |
| McDonough to Cottingham | 4,153.04 mi (6,683.68 km) |
| McDonough to Coulsdon | 4,215.67 mi (6,784.46 km) |
| McDonough to Coventry | 4,137.10 mi (6,658.02 km) |
| McDonough to Cowdenbeath | 3,998.50 mi (6,434.96 km) |
| McDonough to Cowes | 4,179.83 mi (6,726.78 km) |
| McDonough to Cowley | 4,197.18 mi (6,754.71 km) |
| McDonough to Cowley | 4,162.88 mi (6,699.50 km) |
| McDonough to Cramlington | 4,082.88 mi (6,570.76 km) |
| McDonough to Cranleigh | 4,205.73 mi (6,768.47 km) |
| McDonough to Crawley | 4,218.31 mi (6,788.71 km) |
| McDonough to Crayford | 4,225.94 mi (6,800.99 km) |
| McDonough to Crewe | 4,086.35 mi (6,576.34 km) |
| McDonough to Crigglestone | 4,112.29 mi (6,618.10 km) |
