| Sliven to Clay Cross | 1,461.28 mi (2,351.71 km) |
| Sliven to Clayton | 1,490.74 mi (2,399.12 km) |
| Sliven to Clayton le Moors | 1,512.60 mi (2,434.30 km) |
| Sliven to Cleckheaton | 1,485.79 mi (2,391.15 km) |
| Sliven to Cleethorpes | 1,416.47 mi (2,279.59 km) |
| Sliven to Clevedon | 1,488.22 mi (2,395.05 km) |
| Sliven to Clifton | 1,446.35 mi (2,327.67 km) |
| Sliven to Clifton | 1,467.90 mi (2,362.36 km) |
| Sliven to Cliftonville | 1,310.06 mi (2,108.33 km) |
| Sliven to Clitheroe | 1,515.03 mi (2,438.21 km) |
| Sliven to Clydebank | 1,637.84 mi (2,635.85 km) |
| Sliven to Coalville | 1,450.19 mi (2,333.85 km) |
| Sliven to Coatbridge | 1,623.39 mi (2,612.60 km) |
| Sliven to Cobham | 1,384.02 mi (2,227.37 km) |
| Sliven to Cockermouth | 1,569.96 mi (2,526.61 km) |
