| Grunberg to Cologno al Serio | 348.34 mi (560.60 km) |
| Grunberg to Cologno Monzese | 350.73 mi (564.44 km) |
| Grunberg to Colorno | 397.13 mi (639.12 km) |
| Grunberg to Comacchio | 434.43 mi (699.15 km) |
| Grunberg to Comiso | 983.61 mi (1,582.97 km) |
| Grunberg to Como | 331.00 mi (532.69 km) |
| Grunberg to Concordia Sagittaria | 379.08 mi (610.07 km) |
| Grunberg to Concorezzo | 346.63 mi (557.85 km) |
| Grunberg to Conegliano | 360.15 mi (579.60 km) |
| Grunberg to Conselice | 441.20 mi (710.05 km) |
| Grunberg to Conselve | 394.55 mi (634.97 km) |
| Grunberg to Conversano | 772.14 mi (1,242.64 km) |
| Grunberg to Copertino | 837.88 mi (1,348.44 km) |
| Grunberg to Copparo | 415.90 mi (669.33 km) |
| Grunberg to Corato | 743.94 mi (1,197.25 km) |
