| Black Forest to Chivasso | 5,270.75 mi (8,482.45 km) |
| Black Forest to Ciampino | 5,603.32 mi (9,017.67 km) |
| Black Forest to Cicciano | 5,714.19 mi (9,196.09 km) |
| Black Forest to Cingoli | 5,547.62 mi (8,928.03 km) |
| Black Forest to Cinisello Balsamo | 5,301.25 mi (8,531.54 km) |
| Black Forest to Cinisi | 5,802.31 mi (9,337.91 km) |
| Black Forest to Cirie | 5,258.37 mi (8,462.52 km) |
| Black Forest to Ciro Marina | 5,887.98 mi (9,475.79 km) |
| Black Forest to Cislago | 5,287.71 mi (8,509.74 km) |
| Black Forest to Cisterna di Latina | 5,621.89 mi (9,047.56 km) |
| Black Forest to Cisternino | 5,828.00 mi (9,379.26 km) |
| Black Forest to Citta di Castello | 5,508.80 mi (8,865.56 km) |
| Black Forest to Citta Sant'Angelo | 5,619.17 mi (9,043.18 km) |
| Black Forest to Cittadella | 5,385.82 mi (8,667.64 km) |
| Black Forest to Cittanova | 5,903.12 mi (9,500.15 km) |
