| Birsfelden to Casamassima | 646.97 mi (1,041.20 km) |
| Birsfelden to Casandrino | 562.39 mi (905.08 km) |
| Birsfelden to Casapulla | 555.68 mi (894.28 km) |
| Birsfelden to Casarano | 738.83 mi (1,189.04 km) |
| Birsfelden to Casatenovo | 151.14 mi (243.23 km) |
| Birsfelden to Casciana Terme | 313.57 mi (504.65 km) |
| Birsfelden to Cascina | 302.44 mi (486.73 km) |
| Birsfelden to Caselle Torinese | 164.16 mi (264.18 km) |
| Birsfelden to Caserta | 557.14 mi (896.64 km) |
| Birsfelden to Casier | 257.97 mi (415.16 km) |
| Birsfelden to Casorate Primo | 168.17 mi (270.64 km) |
| Birsfelden to Casoria | 565.75 mi (910.48 km) |
| Birsfelden to Cassano al Ionio | 689.74 mi (1,110.02 km) |
| Birsfelden to Cassano d'Adda | 166.05 mi (267.23 km) |
| Birsfelden to Cassano delle Murge | 645.20 mi (1,038.35 km) |
