| Ionia to Carmignano | 4,520.00 mi (7,274.24 km) |
| Ionia to Carovigno | 4,919.60 mi (7,917.34 km) |
| Ionia to Carpenedolo | 4,433.32 mi (7,134.74 km) |
| Ionia to Carpi | 4,474.84 mi (7,201.55 km) |
| Ionia to Carrara | 4,472.58 mi (7,197.92 km) |
| Ionia to Carugate | 4,382.61 mi (7,053.13 km) |
| Ionia to Casal di Principe | 4,764.44 mi (7,667.62 km) |
| Ionia to Casale Monferrato | 4,364.46 mi (7,023.92 km) |
| Ionia to Casale sul Sile | 4,497.78 mi (7,238.48 km) |
| Ionia to Casalecchio di Reno | 4,502.98 mi (7,246.85 km) |
| Ionia to Casalgrande | 4,477.12 mi (7,205.22 km) |
| Ionia to Casalmaggiore | 4,448.06 mi (7,158.47 km) |
| Ionia to Casalnuovo di Napoli | 4,777.56 mi (7,688.74 km) |
| Ionia to Casalpusterlengo | 4,410.06 mi (7,097.31 km) |
| Ionia to Casaluce | 4,767.86 mi (7,673.13 km) |
