| Red Oak to Cernavoda | 6,094.17 mi (9,807.63 km) |
| Red Oak to Chitila | 6,014.79 mi (9,679.87 km) |
| Red Oak to Cisnadie | 5,892.76 mi (9,483.48 km) |
| Red Oak to Cluj-Napoca | 5,823.12 mi (9,371.40 km) |
| Red Oak to Codlea | 5,938.47 mi (9,557.05 km) |
| Red Oak to Comanesti | 5,937.17 mi (9,554.95 km) |
| Red Oak to Comarnic | 5,966.66 mi (9,602.40 km) |
| Red Oak to Constanta | 6,123.22 mi (9,854.38 km) |
| Red Oak to Corabia | 5,997.75 mi (9,652.45 km) |
| Red Oak to Costesti | 5,968.25 mi (9,604.97 km) |
| Red Oak to Covasna | 5,956.52 mi (9,586.10 km) |
| Red Oak to Craiova | 5,946.40 mi (9,569.80 km) |
| Red Oak to Cristuru Secuiesc | 5,895.76 mi (9,488.31 km) |
| Red Oak to Cugir | 5,858.92 mi (9,429.03 km) |
| Red Oak to Cumpana | 6,123.28 mi (9,854.47 km) |
