| Yambol to Castelfiorentino | 787.01 mi (1,266.58 km) |
| Yambol to Castelfranco di Sopra | 757.44 mi (1,218.98 km) |
| Yambol to Castelfranco di Sotto | 797.90 mi (1,284.10 km) |
| Yambol to Castelfranco Emilia | 786.08 mi (1,265.07 km) |
| Yambol to Castelfranco Veneto | 754.54 mi (1,214.32 km) |
| Yambol to Castellabate | 617.16 mi (993.22 km) |
| Yambol to Castellammare del Golfo | 780.22 mi (1,255.64 km) |
| Yambol to Castellammare di Stabia | 632.74 mi (1,018.29 km) |
| Yambol to Castellamonte | 953.71 mi (1,534.85 km) |
| Yambol to Castellana Grotte | 493.85 mi (794.78 km) |
| Yambol to Castellaneta | 510.54 mi (821.64 km) |
| Yambol to Castellanza | 898.40 mi (1,445.84 km) |
| Yambol to Castellarano | 799.11 mi (1,286.04 km) |
| Yambol to Castelleone | 854.16 mi (1,374.64 km) |
| Yambol to Castelletto sopra Ticino | 912.09 mi (1,467.87 km) |
