| Sumner to Cassina de' Pecchi | 5,390.27 mi (8,674.80 km) |
| Sumner to Cassino | 5,742.21 mi (9,241.19 km) |
| Sumner to Castagneto Carducci | 5,560.94 mi (8,949.46 km) |
| Sumner to Castano Primo | 5,373.15 mi (8,647.25 km) |
| Sumner to Castel Bolognese | 5,522.13 mi (8,887.01 km) |
| Sumner to Castel Gandolfo | 5,697.95 mi (9,169.97 km) |
| Sumner to Castel Goffredo | 5,430.87 mi (8,740.13 km) |
| Sumner to Castel Maggiore | 5,496.50 mi (8,845.77 km) |
| Sumner to Castel Mella | 5,410.82 mi (8,707.87 km) |
| Sumner to Castel San Giorgio | 5,807.12 mi (9,345.66 km) |
| Sumner to Castel San Giovanni | 5,419.52 mi (8,721.87 km) |
| Sumner to Castel San Pietro Terme | 5,511.81 mi (8,870.41 km) |
| Sumner to Castel Volturno | 5,771.64 mi (9,288.55 km) |
| Sumner to Castelbuono | 5,966.13 mi (9,601.56 km) |
| Sumner to Casteldaccia | 5,944.45 mi (9,566.67 km) |
