| Widnes to Civril | 1,852.86 mi (2,981.89 km) |
| Widnes to Cizre | 2,394.12 mi (3,852.97 km) |
| Widnes to Cobanlar | 1,874.03 mi (3,015.96 km) |
| Widnes to Corlu | 1,643.23 mi (2,644.53 km) |
| Widnes to Corum | 1,955.30 mi (3,146.75 km) |
| Widnes to Cukurca | 2,456.21 mi (3,952.89 km) |
| Widnes to Cukurcayir | 2,131.55 mi (3,430.40 km) |
| Widnes to Cumayeri | 1,780.04 mi (2,864.69 km) |
| Widnes to Cumra | 2,005.93 mi (3,228.23 km) |
| Widnes to Cungus | 2,235.65 mi (3,597.93 km) |
| Widnes to Dargecit | 2,365.30 mi (3,806.58 km) |
| Widnes to Davutlar | 1,788.42 mi (2,878.18 km) |
| Widnes to Demirozu | 2,172.77 mi (3,496.74 km) |
| Widnes to Demre | 1,964.41 mi (3,161.41 km) |
| Widnes to Denizciler | 2,186.17 mi (3,518.30 km) |
