| Petersburg to Cernavoda | 5,131.69 mi (8,258.65 km) |
| Petersburg to Chitila | 5,043.30 mi (8,116.40 km) |
| Petersburg to Cisnadie | 4,922.37 mi (7,921.79 km) |
| Petersburg to Cluj-Napoca | 4,859.03 mi (7,819.85 km) |
| Petersburg to Codlea | 4,974.19 mi (8,005.18 km) |
| Petersburg to Comanesti | 4,984.11 mi (8,021.14 km) |
| Petersburg to Comarnic | 4,999.58 mi (8,046.04 km) |
| Petersburg to Constanta | 5,162.48 mi (8,308.20 km) |
| Petersburg to Corabia | 5,013.15 mi (8,067.89 km) |
| Petersburg to Costesti | 4,992.69 mi (8,034.96 km) |
| Petersburg to Covasna | 4,997.19 mi (8,042.20 km) |
| Petersburg to Craiova | 4,963.05 mi (7,987.26 km) |
| Petersburg to Cristuru Secuiesc | 4,934.53 mi (7,941.35 km) |
| Petersburg to Cugir | 4,885.93 mi (7,863.14 km) |
| Petersburg to Cumpana | 5,161.69 mi (8,306.94 km) |
