| Welling to Castelfidardo | 833.79 mi (1,341.86 km) |
| Welling to Castelfiorentino | 741.06 mi (1,192.62 km) |
| Welling to Castelfranco di Sopra | 758.75 mi (1,221.09 km) |
| Welling to Castelfranco di Sotto | 728.87 mi (1,173.00 km) |
| Welling to Castelfranco Emilia | 691.84 mi (1,113.41 km) |
| Welling to Castelfranco Veneto | 671.34 mi (1,080.41 km) |
| Welling to Castellabate | 1,048.06 mi (1,686.69 km) |
| Welling to Castellammare del Golfo | 1,116.37 mi (1,796.63 km) |
| Welling to Castellammare di Stabia | 1,010.14 mi (1,625.67 km) |
| Welling to Castellamonte | 545.16 mi (877.35 km) |
| Welling to Castellana Grotte | 1,090.61 mi (1,755.16 km) |
| Welling to Castellaneta | 1,095.36 mi (1,762.81 km) |
| Welling to Castellanza | 569.06 mi (915.81 km) |
| Welling to Castellarano | 684.41 mi (1,101.45 km) |
| Welling to Castelleone | 613.49 mi (987.32 km) |
