| Blackrock to Carovigno | 1,409.98 mi (2,269.14 km) |
| Blackrock to Carpenedolo | 923.68 mi (1,486.53 km) |
| Blackrock to Carpi | 967.20 mi (1,556.55 km) |
| Blackrock to Carrara | 974.33 mi (1,568.04 km) |
| Blackrock to Carugate | 875.94 mi (1,409.69 km) |
| Blackrock to Casal di Principe | 1,268.94 mi (2,042.16 km) |
| Blackrock to Casale Monferrato | 865.83 mi (1,393.43 km) |
| Blackrock to Casale sul Sile | 982.71 mi (1,581.52 km) |
| Blackrock to Casalecchio di Reno | 995.74 mi (1,602.48 km) |
| Blackrock to Casalgrande | 971.48 mi (1,563.44 km) |
| Blackrock to Casalmaggiore | 940.93 mi (1,514.28 km) |
| Blackrock to Casalnuovo di Napoli | 1,281.58 mi (2,062.51 km) |
| Blackrock to Casalpusterlengo | 904.81 mi (1,456.16 km) |
| Blackrock to Casaluce | 1,272.09 mi (2,047.24 km) |
| Blackrock to Casamassima | 1,370.38 mi (2,205.41 km) |
