| Upper Grand Lagoon to Cosham | 4,413.24 mi (7,102.42 km) |
| Upper Grand Lagoon to Costessey | 4,470.18 mi (7,194.06 km) |
| Upper Grand Lagoon to Cottingham | 4,383.60 mi (7,054.72 km) |
| Upper Grand Lagoon to Coulsdon | 4,442.28 mi (7,149.16 km) |
| Upper Grand Lagoon to Coventry | 4,365.12 mi (7,024.99 km) |
| Upper Grand Lagoon to Cowdenbeath | 4,231.88 mi (6,810.55 km) |
| Upper Grand Lagoon to Cowes | 4,405.05 mi (7,089.25 km) |
| Upper Grand Lagoon to Cowley | 4,424.03 mi (7,119.79 km) |
| Upper Grand Lagoon to Cowley | 4,389.84 mi (7,064.77 km) |
| Upper Grand Lagoon to Cramlington | 4,315.11 mi (6,944.51 km) |
| Upper Grand Lagoon to Cranleigh | 4,431.91 mi (7,132.47 km) |
| Upper Grand Lagoon to Crawley | 4,444.54 mi (7,152.79 km) |
| Upper Grand Lagoon to Crayford | 4,452.88 mi (7,166.22 km) |
| Upper Grand Lagoon to Crewe | 4,315.26 mi (6,944.75 km) |
| Upper Grand Lagoon to Crigglestone | 4,342.34 mi (6,988.32 km) |
