| Smolyan to Cebazat | 1,114.19 mi (1,793.12 km) |
| Smolyan to Cenon | 1,285.00 mi (2,068.00 km) |
| Smolyan to Cergy | 1,208.37 mi (1,944.68 km) |
| Smolyan to Cernay | 959.16 mi (1,543.62 km) |
| Smolyan to Cesson | 1,175.74 mi (1,892.18 km) |
| Smolyan to Cesson-Sevigne | 1,357.31 mi (2,184.38 km) |
| Smolyan to Cestas | 1,292.24 mi (2,079.65 km) |
| Smolyan to Chalette-sur-Loing | 1,159.76 mi (1,866.45 km) |
| Smolyan to Challans | 1,358.19 mi (2,185.80 km) |
| Smolyan to Chalon-sur-Saone | 1,043.45 mi (1,679.27 km) |
| Smolyan to Chalons-en-Champagne | 1,107.54 mi (1,782.41 km) |
| Smolyan to Chamalieres | 1,115.26 mi (1,794.84 km) |
| Smolyan to Chambery | 977.34 mi (1,572.88 km) |
| Smolyan to Chambly | 1,203.00 mi (1,936.04 km) |
| Smolyan to Chambray-les-Tours | 1,242.00 mi (1,998.81 km) |
