| Harderwijk to Cividale del Friuli | 556.92 mi (896.27 km) |
| Harderwijk to Civita Castellana | 763.24 mi (1,228.32 km) |
| Harderwijk to Civitanova Marche | 728.87 mi (1,173.01 km) |
| Harderwijk to Civitavecchia | 764.64 mi (1,230.57 km) |
| Harderwijk to Civitella in Val di Chiana | 678.28 mi (1,091.59 km) |
| Harderwijk to Clusone | 487.67 mi (784.83 km) |
| Harderwijk to Coccaglio | 508.72 mi (818.71 km) |
| Harderwijk to Codigoro | 597.74 mi (961.98 km) |
| Harderwijk to Codogno | 530.32 mi (853.47 km) |
| Harderwijk to Codroipo | 552.08 mi (888.49 km) |
| Harderwijk to Cogoleto | 567.19 mi (912.81 km) |
| Harderwijk to Colle di Val d'Elsa | 668.67 mi (1,076.11 km) |
| Harderwijk to Colle Salvetti | 644.74 mi (1,037.61 km) |
| Harderwijk to Collecchio | 565.40 mi (909.92 km) |
| Harderwijk to Colleferro | 811.08 mi (1,305.30 km) |
