| Omurtag to Chitila | 99.69 mi (160.44 km) |
| Omurtag to Cisnadie | 212.35 mi (341.75 km) |
| Omurtag to Cluj-Napoca | 288.73 mi (464.67 km) |
| Omurtag to Codlea | 185.74 mi (298.93 km) |
| Omurtag to Comanesti | 230.07 mi (370.25 km) |
| Omurtag to Comarnic | 153.59 mi (247.18 km) |
| Omurtag to Constanta | 133.09 mi (214.19 km) |
| Omurtag to Corabia | 106.69 mi (171.71 km) |
| Omurtag to Costesti | 132.74 mi (213.62 km) |
| Omurtag to Covasna | 190.29 mi (306.25 km) |
| Omurtag to Craiova | 155.30 mi (249.94 km) |
| Omurtag to Cristuru Secuiesc | 230.72 mi (371.31 km) |
| Omurtag to Cugir | 242.03 mi (389.51 km) |
| Omurtag to Cumpana | 127.85 mi (205.75 km) |
| Omurtag to Curtea de Arges | 165.16 mi (265.80 km) |
