| Quarteira to Collegno | 983.60 mi (1,582.95 km) |
| Quarteira to Cologno al Serio | 1,091.39 mi (1,756.43 km) |
| Quarteira to Cologno Monzese | 1,071.46 mi (1,724.35 km) |
| Quarteira to Colorno | 1,102.82 mi (1,774.82 km) |
| Quarteira to Comacchio | 1,179.19 mi (1,897.72 km) |
| Quarteira to Comiso | 1,249.63 mi (2,011.09 km) |
| Quarteira to Como | 1,072.24 mi (1,725.61 km) |
| Quarteira to Concordia Sagittaria | 1,235.49 mi (1,988.33 km) |
| Quarteira to Concorezzo | 1,075.86 mi (1,731.43 km) |
| Quarteira to Conegliano | 1,214.01 mi (1,953.77 km) |
| Quarteira to Conselice | 1,158.73 mi (1,864.80 km) |
| Quarteira to Conselve | 1,177.63 mi (1,895.22 km) |
| Quarteira to Conversano | 1,375.31 mi (2,213.35 km) |
| Quarteira to Copertino | 1,422.75 mi (2,289.70 km) |
| Quarteira to Copparo | 1,167.81 mi (1,879.41 km) |
