| Sinop to Collegno | 1,390.08 mi (2,237.12 km) |
| Sinop to Cologno al Serio | 1,286.97 mi (2,071.19 km) |
| Sinop to Cologno Monzese | 1,307.26 mi (2,103.83 km) |
| Sinop to Colorno | 1,252.83 mi (2,016.23 km) |
| Sinop to Comacchio | 1,164.40 mi (1,873.92 km) |
| Sinop to Comiso | 1,147.30 mi (1,846.40 km) |
| Sinop to Como | 1,317.13 mi (2,119.71 km) |
| Sinop to Concordia Sagittaria | 1,135.97 mi (1,828.17 km) |
| Sinop to Concorezzo | 1,304.59 mi (2,099.53 km) |
| Sinop to Conegliano | 1,163.21 mi (1,872.00 km) |
| Sinop to Conselice | 1,181.48 mi (1,901.41 km) |
| Sinop to Conselve | 1,181.02 mi (1,900.67 km) |
| Sinop to Conversano | 934.42 mi (1,503.80 km) |
| Sinop to Copertino | 896.49 mi (1,442.76 km) |
| Sinop to Copparo | 1,181.85 mi (1,902.01 km) |
