| Iona to Creutzwald | 4,795.68 mi (7,717.90 km) |
| Iona to Croissy-sur-Seine | 4,603.19 mi (7,408.13 km) |
| Iona to Croix | 4,616.49 mi (7,429.52 km) |
| Iona to Crosne | 4,620.04 mi (7,435.24 km) |
| Iona to Cuers | 4,894.49 mi (7,876.92 km) |
| Iona to Cugnaux | 4,661.73 mi (7,502.33 km) |
| Iona to Cusset | 4,711.92 mi (7,583.10 km) |
| Iona to Dammarie-le-Lys | 4,631.38 mi (7,453.48 km) |
| Iona to Dammartin-en-Goele | 4,623.89 mi (7,441.43 km) |
| Iona to Dardilly | 4,778.08 mi (7,689.58 km) |
| Iona to Darnetal | 4,550.42 mi (7,323.19 km) |
| Iona to Dax | 4,543.03 mi (7,311.30 km) |
| Iona to Decines-Charpieu | 4,788.32 mi (7,706.05 km) |
| Iona to Denain | 4,632.84 mi (7,455.83 km) |
| Iona to Deuil-la-Barre | 4,609.66 mi (7,418.53 km) |
