| Romulus to Casamassima | 4,842.48 mi (7,793.22 km) |
| Romulus to Casandrino | 4,734.37 mi (7,619.24 km) |
| Romulus to Casapulla | 4,730.08 mi (7,612.32 km) |
| Romulus to Casarano | 4,934.20 mi (7,940.83 km) |
| Romulus to Casatenovo | 4,340.44 mi (6,985.26 km) |
| Romulus to Casciana Terme | 4,478.39 mi (7,207.28 km) |
| Romulus to Cascina | 4,469.38 mi (7,192.77 km) |
| Romulus to Caselle Torinese | 4,292.88 mi (6,908.73 km) |
| Romulus to Caserta | 4,732.13 mi (7,615.63 km) |
| Romulus to Casier | 4,461.18 mi (7,179.58 km) |
| Romulus to Casorate Primo | 4,343.21 mi (6,989.72 km) |
| Romulus to Casoria | 4,737.85 mi (7,624.83 km) |
| Romulus to Cassano al Ionio | 4,868.98 mi (7,835.86 km) |
| Romulus to Cassano d'Adda | 4,355.02 mi (7,008.72 km) |
| Romulus to Cassano delle Murge | 4,839.32 mi (7,788.13 km) |
