| Tallaght to Cologno al Serio | 893.30 mi (1,437.63 km) |
| Tallaght to Cologno Monzese | 880.88 mi (1,417.64 km) |
| Tallaght to Colorno | 948.22 mi (1,526.01 km) |
| Tallaght to Comacchio | 1,023.98 mi (1,647.93 km) |
| Tallaght to Comiso | 1,511.26 mi (2,432.14 km) |
| Tallaght to Como | 860.85 mi (1,385.40 km) |
| Tallaght to Concordia Sagittaria | 1,001.30 mi (1,611.44 km) |
| Tallaght to Concorezzo | 880.04 mi (1,416.29 km) |
| Tallaght to Conegliano | 975.28 mi (1,569.56 km) |
| Tallaght to Conselice | 1,019.82 mi (1,641.25 km) |
| Tallaght to Conselve | 988.00 mi (1,590.03 km) |
| Tallaght to Conversano | 1,382.84 mi (2,225.47 km) |
| Tallaght to Copertino | 1,451.63 mi (2,336.17 km) |
| Tallaght to Copparo | 1,001.98 mi (1,612.53 km) |
| Tallaght to Corato | 1,347.80 mi (2,169.08 km) |
