| Key Largo to Celano | 5,266.91 mi (8,476.27 km) |
| Key Largo to Cento | 5,095.85 mi (8,200.98 km) |
| Key Largo to Cepagatti | 5,283.96 mi (8,503.71 km) |
| Key Largo to Ceprano | 5,278.61 mi (8,495.11 km) |
| Key Largo to Cercola | 5,336.45 mi (8,588.19 km) |
| Key Largo to Cerea | 5,082.06 mi (8,178.79 km) |
| Key Largo to Cerese | 5,063.98 mi (8,149.70 km) |
| Key Largo to Cerignola | 5,400.25 mi (8,690.86 km) |
| Key Largo to Cermenate | 4,973.04 mi (8,003.34 km) |
| Key Largo to Cernusco sul Naviglio | 4,988.43 mi (8,028.11 km) |
| Key Largo to Cerreto Guidi | 5,099.49 mi (8,206.84 km) |
| Key Largo to Cerro Maggiore | 4,969.02 mi (7,996.86 km) |
| Key Largo to Certaldo | 5,111.99 mi (8,226.96 km) |
| Key Largo to Cerveteri | 5,199.31 mi (8,367.49 km) |
| Key Largo to Cervia | 5,156.72 mi (8,298.93 km) |
