| Trondheim to Cividale del Friuli | 1,203.15 mi (1,936.29 km) |
| Trondheim to Civita Castellana | 1,462.44 mi (2,353.57 km) |
| Trondheim to Civitanova Marche | 1,397.17 mi (2,248.53 km) |
| Trondheim to Civitavecchia | 1,474.83 mi (2,373.51 km) |
| Trondheim to Civitella in Val di Chiana | 1,383.77 mi (2,226.96 km) |
| Trondheim to Clusone | 1,212.46 mi (1,951.27 km) |
| Trondheim to Coccaglio | 1,234.55 mi (1,986.82 km) |
| Trondheim to Codigoro | 1,286.67 mi (2,070.69 km) |
| Trondheim to Codogno | 1,262.60 mi (2,031.96 km) |
| Trondheim to Codroipo | 1,211.04 mi (1,948.97 km) |
| Trondheim to Cogoleto | 1,317.36 mi (2,120.08 km) |
| Trondheim to Colle di Val d'Elsa | 1,384.23 mi (2,227.71 km) |
| Trondheim to Colle Salvetti | 1,370.10 mi (2,204.97 km) |
| Trondheim to Collecchio | 1,290.66 mi (2,077.12 km) |
| Trondheim to Colleferro | 1,502.82 mi (2,418.55 km) |
