| Grays to Castelfidardo | 826.81 mi (1,330.63 km) |
| Grays to Castelfiorentino | 734.89 mi (1,182.69 km) |
| Grays to Castelfranco di Sopra | 752.35 mi (1,210.79 km) |
| Grays to Castelfranco di Sotto | 722.74 mi (1,163.14 km) |
| Grays to Castelfranco Emilia | 685.19 mi (1,102.71 km) |
| Grays to Castelfranco Veneto | 663.90 mi (1,068.44 km) |
| Grays to Castellabate | 1,041.73 mi (1,676.50 km) |
| Grays to Castellammare del Golfo | 1,111.32 mi (1,788.50 km) |
| Grays to Castellammare di Stabia | 1,003.83 mi (1,615.50 km) |
| Grays to Castellamonte | 539.60 mi (868.40 km) |
| Grays to Castellana Grotte | 1,083.53 mi (1,743.77 km) |
| Grays to Castellaneta | 1,088.40 mi (1,751.61 km) |
| Grays to Castellanza | 562.76 mi (905.67 km) |
| Grays to Castellarano | 677.88 mi (1,090.93 km) |
| Grays to Castelleone | 606.99 mi (976.86 km) |
