| Harborne to Cividale del Friuli | 818.37 mi (1,317.04 km) |
| Harborne to Civita Castellana | 968.45 mi (1,558.57 km) |
| Harborne to Civitanova Marche | 960.03 mi (1,545.02 km) |
| Harborne to Civitavecchia | 959.99 mi (1,544.96 km) |
| Harborne to Civitella in Val di Chiana | 886.37 mi (1,426.48 km) |
| Harborne to Clusone | 702.33 mi (1,130.29 km) |
| Harborne to Coccaglio | 718.98 mi (1,157.09 km) |
| Harborne to Codigoro | 828.19 mi (1,332.84 km) |
| Harborne to Codogno | 730.22 mi (1,175.18 km) |
| Harborne to Codroipo | 807.28 mi (1,299.19 km) |
| Harborne to Cogoleto | 738.06 mi (1,187.79 km) |
| Harborne to Colle di Val d'Elsa | 868.48 mi (1,397.69 km) |
| Harborne to Colle Salvetti | 837.24 mi (1,347.40 km) |
| Harborne to Collecchio | 768.02 mi (1,236.00 km) |
| Harborne to Colleferro | 1,018.27 mi (1,638.75 km) |
