| Somersworth to Cognac | 3,366.34 mi (5,417.61 km) |
| Somersworth to Cogolin | 3,744.14 mi (6,025.61 km) |
| Somersworth to Colmar | 3,626.03 mi (5,835.53 km) |
| Somersworth to Colombes | 3,389.22 mi (5,454.42 km) |
| Somersworth to Colomiers | 3,501.56 mi (5,635.22 km) |
| Somersworth to Combs-la-Ville | 3,408.93 mi (5,486.15 km) |
| Somersworth to Comines | 3,372.59 mi (5,427.66 km) |
| Somersworth to Compiegne | 3,399.97 mi (5,471.73 km) |
| Somersworth to Concarneau | 3,152.30 mi (5,073.14 km) |
| Somersworth to Conde-sur-l'Escaut | 3,404.34 mi (5,478.75 km) |
| Somersworth to Conflans-Sainte-Honorine | 3,380.77 mi (5,440.82 km) |
| Somersworth to Corbas | 3,595.64 mi (5,786.63 km) |
| Somersworth to Corbeil-Essonnes | 3,407.17 mi (5,483.31 km) |
| Somersworth to Cormeilles-en-Parisis | 3,385.76 mi (5,448.85 km) |
| Somersworth to Cosne sur Loire | 3,459.24 mi (5,567.11 km) |
