| Leiria to Collegno | 910.54 mi (1,465.37 km) |
| Leiria to Cologno al Serio | 1,019.60 mi (1,640.89 km) |
| Leiria to Cologno Monzese | 998.98 mi (1,607.71 km) |
| Leiria to Colorno | 1,040.03 mi (1,673.77 km) |
| Leiria to Comacchio | 1,123.05 mi (1,807.38 km) |
| Leiria to Comiso | 1,278.87 mi (2,058.14 km) |
| Leiria to Como | 996.10 mi (1,603.07 km) |
| Leiria to Concordia Sagittaria | 1,169.82 mi (1,882.65 km) |
| Leiria to Concorezzo | 1,002.90 mi (1,614.01 km) |
| Leiria to Conegliano | 1,145.92 mi (1,844.18 km) |
| Leiria to Conselice | 1,103.85 mi (1,776.48 km) |
| Leiria to Conselve | 1,115.21 mi (1,794.75 km) |
| Leiria to Conversano | 1,362.09 mi (2,192.07 km) |
| Leiria to Copertino | 1,415.95 mi (2,278.76 km) |
| Leiria to Copparo | 1,108.82 mi (1,784.48 km) |
