| Grays to Collegno | 552.87 mi (889.76 km) |
| Grays to Cologno al Serio | 590.35 mi (950.08 km) |
| Grays to Cologno Monzese | 579.40 mi (932.46 km) |
| Grays to Colorno | 645.91 mi (1,039.49 km) |
| Grays to Comacchio | 718.46 mi (1,156.24 km) |
| Grays to Comiso | 1,222.71 mi (1,967.77 km) |
| Grays to Como | 558.73 mi (899.19 km) |
| Grays to Concordia Sagittaria | 693.18 mi (1,115.56 km) |
| Grays to Concorezzo | 578.12 mi (930.39 km) |
| Grays to Conegliano | 667.36 mi (1,074.01 km) |
| Grays to Conselice | 715.45 mi (1,151.40 km) |
| Grays to Conselve | 681.69 mi (1,097.08 km) |
| Grays to Conversano | 1,077.50 mi (1,734.07 km) |
| Grays to Copertino | 1,146.18 mi (1,844.60 km) |
| Grays to Copparo | 696.54 mi (1,120.98 km) |
