| Renton to Cividale del Friuli | 5,437.09 mi (8,750.15 km) |
| Renton to Civita Castellana | 5,642.53 mi (9,080.78 km) |
| Renton to Civitanova Marche | 5,613.99 mi (9,034.85 km) |
| Renton to Civitavecchia | 5,639.08 mi (9,075.23 km) |
| Renton to Civitella in Val di Chiana | 5,557.83 mi (8,944.47 km) |
| Renton to Clusone | 5,366.87 mi (8,637.15 km) |
| Renton to Coccaglio | 5,386.56 mi (8,668.82 km) |
| Renton to Codigoro | 5,482.45 mi (8,823.15 km) |
| Renton to Codogno | 5,403.67 mi (8,696.36 km) |
| Renton to Codroipo | 5,434.86 mi (8,746.57 km) |
| Renton to Cogoleto | 5,422.32 mi (8,726.37 km) |
| Renton to Colle di Val d'Elsa | 5,544.30 mi (8,922.69 km) |
| Renton to Colle Salvetti | 5,516.00 mi (8,877.14 km) |
| Renton to Collecchio | 5,440.81 mi (8,756.13 km) |
| Renton to Colleferro | 5,691.63 mi (9,159.79 km) |
