| Grenchen to Casamassima | 638.90 mi (1,028.21 km) |
| Grenchen to Casandrino | 549.73 mi (884.70 km) |
| Grenchen to Casapulla | 543.32 mi (874.38 km) |
| Grenchen to Casarano | 730.92 mi (1,176.30 km) |
| Grenchen to Casatenovo | 137.64 mi (221.50 km) |
| Grenchen to Casciana Terme | 297.46 mi (478.71 km) |
| Grenchen to Cascina | 286.48 mi (461.04 km) |
| Grenchen to Caselle Torinese | 139.60 mi (224.67 km) |
| Grenchen to Caserta | 544.87 mi (876.88 km) |
| Grenchen to Casier | 256.61 mi (412.98 km) |
| Grenchen to Casorate Primo | 150.84 mi (242.76 km) |
| Grenchen to Casoria | 553.12 mi (890.16 km) |
| Grenchen to Cassano al Ionio | 678.73 mi (1,092.31 km) |
| Grenchen to Cassano d'Adda | 152.74 mi (245.81 km) |
| Grenchen to Cassano delle Murge | 636.77 mi (1,024.78 km) |
