| Key Biscayne to Chivasso | 4,890.65 mi (7,870.73 km) |
| Key Biscayne to Ciampino | 5,191.33 mi (8,354.64 km) |
| Key Biscayne to Cicciano | 5,305.83 mi (8,538.91 km) |
| Key Biscayne to Cingoli | 5,181.12 mi (8,338.21 km) |
| Key Biscayne to Cinisello Balsamo | 4,944.46 mi (7,957.35 km) |
| Key Biscayne to Cinisi | 5,309.68 mi (8,545.11 km) |
| Key Biscayne to Cirie | 4,876.40 mi (7,847.81 km) |
| Key Biscayne to Ciro Marina | 5,475.54 mi (8,812.03 km) |
| Key Biscayne to Cislago | 4,930.83 mi (7,935.40 km) |
| Key Biscayne to Cisterna di Latina | 5,207.58 mi (8,380.79 km) |
| Key Biscayne to Cisternino | 5,451.19 mi (8,772.83 km) |
| Key Biscayne to Citta di Castello | 5,133.22 mi (8,261.12 km) |
| Key Biscayne to Citta Sant'Angelo | 5,242.01 mi (8,436.19 km) |
| Key Biscayne to Cittadella | 5,059.50 mi (8,142.48 km) |
| Key Biscayne to Cittanova | 5,453.33 mi (8,776.28 km) |
