| Birkenau to Chitila | 882.67 mi (1,420.51 km) |
| Birkenau to Cisnadie | 764.93 mi (1,231.04 km) |
| Birkenau to Cluj-Napoca | 710.94 mi (1,144.15 km) |
| Birkenau to Codlea | 821.76 mi (1,322.49 km) |
| Birkenau to Comanesti | 846.24 mi (1,361.89 km) |
| Birkenau to Comarnic | 843.54 mi (1,357.54 km) |
| Birkenau to Constanta | 1,008.69 mi (1,623.33 km) |
| Birkenau to Corabia | 846.72 mi (1,362.66 km) |
| Birkenau to Costesti | 830.01 mi (1,335.77 km) |
| Birkenau to Covasna | 849.94 mi (1,367.84 km) |
| Birkenau to Craiova | 797.06 mi (1,282.75 km) |
| Birkenau to Cristuru Secuiesc | 787.22 mi (1,266.91 km) |
| Birkenau to Cugir | 726.87 mi (1,169.78 km) |
| Birkenau to Cumpana | 1,007.12 mi (1,620.80 km) |
| Birkenau to Curtea de Arges | 805.74 mi (1,296.71 km) |
