| Romulus to Castelfidardo | 4,599.64 mi (7,402.41 km) |
| Romulus to Castelfiorentino | 4,489.71 mi (7,225.49 km) |
| Romulus to Castelfranco di Sopra | 4,512.83 mi (7,262.70 km) |
| Romulus to Castelfranco di Sotto | 4,476.87 mi (7,204.83 km) |
| Romulus to Castelfranco Emilia | 4,453.45 mi (7,167.13 km) |
| Romulus to Castelfranco Veneto | 4,446.05 mi (7,155.23 km) |
| Romulus to Castellabate | 4,791.30 mi (7,710.86 km) |
| Romulus to Castellammare del Golfo | 4,800.69 mi (7,725.96 km) |
| Romulus to Castellammare di Stabia | 4,754.01 mi (7,650.85 km) |
| Romulus to Castellamonte | 4,287.84 mi (6,900.62 km) |
| Romulus to Castellana Grotte | 4,855.50 mi (7,814.18 km) |
| Romulus to Castellaneta | 4,857.00 mi (7,816.58 km) |
| Romulus to Castellanza | 4,327.01 mi (6,963.66 km) |
| Romulus to Castellarano | 4,443.77 mi (7,151.56 km) |
| Romulus to Castelleone | 4,374.01 mi (7,039.30 km) |
