| Harborne to Castelfidardo | 945.33 mi (1,521.36 km) |
| Harborne to Castelfiorentino | 852.51 mi (1,371.98 km) |
| Harborne to Castelfranco di Sopra | 870.35 mi (1,400.70 km) |
| Harborne to Castelfranco di Sotto | 840.28 mi (1,352.30 km) |
| Harborne to Castelfranco Emilia | 803.50 mi (1,293.12 km) |
| Harborne to Castelfranco Veneto | 782.26 mi (1,258.93 km) |
| Harborne to Castellabate | 1,159.61 mi (1,866.22 km) |
| Harborne to Castellammare del Golfo | 1,225.73 mi (1,972.63 km) |
| Harborne to Castellammare di Stabia | 1,121.69 mi (1,805.19 km) |
| Harborne to Castellamonte | 655.84 mi (1,055.47 km) |
| Harborne to Castellana Grotte | 1,202.06 mi (1,934.53 km) |
| Harborne to Castellaneta | 1,206.92 mi (1,942.34 km) |
| Harborne to Castellanza | 680.62 mi (1,095.35 km) |
| Harborne to Castellarano | 796.06 mi (1,281.14 km) |
| Harborne to Castelleone | 725.14 mi (1,166.99 km) |
