| Grinon to Casamassima | 1,088.32 mi (1,751.48 km) |
| Grinon to Casandrino | 949.48 mi (1,528.05 km) |
| Grinon to Casapulla | 950.78 mi (1,530.14 km) |
| Grinon to Casarano | 1,160.40 mi (1,867.49 km) |
| Grinon to Casatenovo | 764.37 mi (1,230.14 km) |
| Grinon to Casciana Terme | 777.61 mi (1,251.44 km) |
| Grinon to Cascina | 776.57 mi (1,249.77 km) |
| Grinon to Caselle Torinese | 676.02 mi (1,087.95 km) |
| Grinon to Caserta | 953.39 mi (1,534.33 km) |
| Grinon to Casier | 896.95 mi (1,443.50 km) |
| Grinon to Casorate Primo | 740.46 mi (1,191.65 km) |
| Grinon to Casoria | 952.21 mi (1,532.44 km) |
| Grinon to Cassano al Ionio | 1,065.52 mi (1,714.78 km) |
| Grinon to Cassano d'Adda | 768.68 mi (1,237.08 km) |
| Grinon to Cassano delle Murge | 1,080.85 mi (1,739.46 km) |
