| Oviedo to Cividale del Friuli | 962.52 mi (1,549.02 km) |
| Oviedo to Civita Castellana | 926.09 mi (1,490.40 km) |
| Oviedo to Civitanova Marche | 981.74 mi (1,579.95 km) |
| Oviedo to Civitavecchia | 898.07 mi (1,445.30 km) |
| Oviedo to Civitella in Val di Chiana | 880.16 mi (1,416.49 km) |
| Oviedo to Clusone | 794.66 mi (1,278.88 km) |
| Oviedo to Coccaglio | 793.63 mi (1,277.22 km) |
| Oviedo to Codigoro | 895.21 mi (1,440.70 km) |
| Oviedo to Codogno | 778.19 mi (1,252.38 km) |
| Oviedo to Codroipo | 940.08 mi (1,512.92 km) |
| Oviedo to Cogoleto | 724.29 mi (1,165.63 km) |
| Oviedo to Colle di Val d'Elsa | 851.14 mi (1,369.78 km) |
| Oviedo to Colle Salvetti | 817.47 mi (1,315.59 km) |
| Oviedo to Collecchio | 801.98 mi (1,290.66 km) |
| Oviedo to Colleferro | 964.58 mi (1,552.34 km) |
