| Birsfelden to Castrovillari | 684.23 mi (1,101.16 km) |
| Birsfelden to Catania | 790.98 mi (1,272.96 km) |
| Birsfelden to Catanzaro | 748.39 mi (1,204.42 km) |
| Birsfelden to Cattolica | 349.26 mi (562.08 km) |
| Birsfelden to Cava de' Tirreni | 588.86 mi (947.69 km) |
| Birsfelden to Cavallino | 724.69 mi (1,166.27 km) |
| Birsfelden to Cavarzere | 270.28 mi (434.97 km) |
| Birsfelden to Cave | 474.23 mi (763.20 km) |
| Birsfelden to Cavriago | 241.38 mi (388.46 km) |
| Birsfelden to Cavriglia | 335.59 mi (540.08 km) |
| Birsfelden to Cazzago San Martino | 177.69 mi (285.97 km) |
| Birsfelden to Ceccano | 499.80 mi (804.35 km) |
| Birsfelden to Cecina | 324.54 mi (522.30 km) |
| Birsfelden to Cefalu | 732.68 mi (1,179.13 km) |
| Birsfelden to Ceglie Messapico | 682.82 mi (1,098.90 km) |
