| Siirt to Castelfidardo | 1,528.03 mi (2,459.12 km) |
| Siirt to Castelfiorentino | 1,657.57 mi (2,667.60 km) |
| Siirt to Castelfranco di Sopra | 1,628.11 mi (2,620.19 km) |
| Siirt to Castelfranco di Sotto | 1,668.75 mi (2,685.59 km) |
| Siirt to Castelfranco Emilia | 1,658.29 mi (2,668.76 km) |
| Siirt to Castelfranco Veneto | 1,624.57 mi (2,614.49 km) |
| Siirt to Castellabate | 1,450.76 mi (2,334.78 km) |
| Siirt to Castellammare del Golfo | 1,576.51 mi (2,537.14 km) |
| Siirt to Castellammare di Stabia | 1,474.62 mi (2,373.17 km) |
| Siirt to Castellamonte | 1,825.47 mi (2,937.81 km) |
| Siirt to Castellana Grotte | 1,334.00 mi (2,146.87 km) |
| Siirt to Castellaneta | 1,346.14 mi (2,166.40 km) |
| Siirt to Castellanza | 1,769.54 mi (2,847.80 km) |
| Siirt to Castellarano | 1,671.32 mi (2,689.72 km) |
| Siirt to Castelleone | 1,725.82 mi (2,777.45 km) |
