| Cedar Rapids to Cividale del Friuli | 4,813.77 mi (7,747.01 km) |
| Cedar Rapids to Civita Castellana | 4,945.07 mi (7,958.33 km) |
| Cedar Rapids to Civitanova Marche | 4,950.64 mi (7,967.28 km) |
| Cedar Rapids to Civitavecchia | 4,930.07 mi (7,934.18 km) |
| Cedar Rapids to Civitella in Val di Chiana | 4,868.28 mi (7,834.74 km) |
| Cedar Rapids to Clusone | 4,693.49 mi (7,553.45 km) |
| Cedar Rapids to Coccaglio | 4,708.26 mi (7,577.21 km) |
| Cedar Rapids to Codigoro | 4,820.90 mi (7,758.49 km) |
| Cedar Rapids to Codogno | 4,715.12 mi (7,588.25 km) |
| Cedar Rapids to Codroipo | 4,803.17 mi (7,729.95 km) |
| Cedar Rapids to Cogoleto | 4,707.15 mi (7,575.42 km) |
| Cedar Rapids to Colle di Val d'Elsa | 4,846.49 mi (7,799.68 km) |
| Cedar Rapids to Colle Salvetti | 4,812.54 mi (7,745.04 km) |
| Cedar Rapids to Collecchio | 4,752.33 mi (7,648.14 km) |
| Cedar Rapids to Colleferro | 4,994.05 mi (8,037.15 km) |
