| Rancho Santa Margarita to Cromer | 5,423.82 mi (8,728.79 km) |
| Rancho Santa Margarita to Crosby | 5,262.21 mi (8,468.71 km) |
| Rancho Santa Margarita to Crowborough | 5,473.48 mi (8,808.71 km) |
| Rancho Santa Margarita to Croxley Green | 5,427.13 mi (8,734.13 km) |
| Rancho Santa Margarita to Croydon | 5,450.45 mi (8,771.64 km) |
| Rancho Santa Margarita to Cudworth | 5,309.66 mi (8,545.08 km) |
| Rancho Santa Margarita to Culcheth | 5,280.15 mi (8,497.57 km) |
| Rancho Santa Margarita to Cullercoats | 5,244.84 mi (8,440.76 km) |
| Rancho Santa Margarita to Cumbernauld | 5,127.19 mi (8,251.41 km) |
| Rancho Santa Margarita to Cumnock | 5,139.55 mi (8,271.31 km) |
| Rancho Santa Margarita to Cupar | 5,141.19 mi (8,273.95 km) |
| Rancho Santa Margarita to Cwmbran | 5,342.27 mi (8,597.55 km) |
| Rancho Santa Margarita to Dagenham | 5,451.00 mi (8,772.53 km) |
| Rancho Santa Margarita to Dalkeith | 5,157.86 mi (8,300.78 km) |
| Rancho Santa Margarita to Darfield | 5,312.52 mi (8,549.67 km) |
