| Sulmona to Castelfidardo | 99.73 mi (160.50 km) |
| Sulmona to Castelfiorentino | 184.35 mi (296.68 km) |
| Sulmona to Castelfranco di Sopra | 161.99 mi (260.70 km) |
| Sulmona to Castelfranco di Sotto | 197.19 mi (317.35 km) |
| Sulmona to Castelfranco Emilia | 227.72 mi (366.48 km) |
| Sulmona to Castelfranco Veneto | 269.00 mi (432.91 km) |
| Sulmona to Castellabate | 133.39 mi (214.66 km) |
| Sulmona to Castellammare del Golfo | 283.31 mi (455.94 km) |
| Sulmona to Castellammare di Stabia | 97.82 mi (157.42 km) |
| Sulmona to Castellamonte | 386.29 mi (621.68 km) |
| Sulmona to Castellana Grotte | 186.06 mi (299.44 km) |
| Sulmona to Castellaneta | 184.07 mi (296.23 km) |
| Sulmona to Castellanza | 351.37 mi (565.47 km) |
| Sulmona to Castellarano | 235.03 mi (378.24 km) |
| Sulmona to Castelleone | 306.00 mi (492.46 km) |
