| Fort Oglethorpe to Cosham | 4,161.59 mi (6,697.43 km) |
| Fort Oglethorpe to Costessey | 4,209.60 mi (6,774.70 km) |
| Fort Oglethorpe to Cottingham | 4,119.99 mi (6,630.49 km) |
| Fort Oglethorpe to Coulsdon | 4,187.96 mi (6,739.86 km) |
| Fort Oglethorpe to Coventry | 4,107.60 mi (6,610.55 km) |
| Fort Oglethorpe to Cowdenbeath | 3,961.28 mi (6,375.07 km) |
| Fort Oglethorpe to Cowes | 4,153.93 mi (6,685.11 km) |
| Fort Oglethorpe to Cowley | 4,169.18 mi (6,709.64 km) |
| Fort Oglethorpe to Cowley | 4,134.76 mi (6,654.26 km) |
| Fort Oglethorpe to Cramlington | 4,047.38 mi (6,513.63 km) |
| Fort Oglethorpe to Cranleigh | 4,178.60 mi (6,724.80 km) |
| Fort Oglethorpe to Crawley | 4,191.09 mi (6,744.91 km) |
| Fort Oglethorpe to Crayford | 4,197.79 mi (6,755.69 km) |
| Fort Oglethorpe to Crewe | 4,055.68 mi (6,526.99 km) |
| Fort Oglethorpe to Crigglestone | 4,080.02 mi (6,566.15 km) |
