| Carlow to Cologno al Serio | 899.08 mi (1,446.92 km) |
| Carlow to Cologno Monzese | 885.93 mi (1,425.76 km) |
| Carlow to Colorno | 953.50 mi (1,534.52 km) |
| Carlow to Comacchio | 1,031.12 mi (1,659.43 km) |
| Carlow to Comiso | 1,509.92 mi (2,429.98 km) |
| Carlow to Como | 866.28 mi (1,394.14 km) |
| Carlow to Concordia Sagittaria | 1,011.43 mi (1,627.75 km) |
| Carlow to Concorezzo | 885.31 mi (1,424.77 km) |
| Carlow to Conegliano | 985.04 mi (1,585.27 km) |
| Carlow to Conselice | 1,026.16 mi (1,651.45 km) |
| Carlow to Conselve | 995.85 mi (1,602.66 km) |
| Carlow to Conversano | 1,389.39 mi (2,236.01 km) |
| Carlow to Copertino | 1,458.20 mi (2,346.75 km) |
| Carlow to Copparo | 1,009.09 mi (1,623.98 km) |
| Carlow to Corato | 1,353.84 mi (2,178.80 km) |
