| Omurtag to Cassino | 651.85 mi (1,049.06 km) |
| Omurtag to Castagneto Carducci | 796.35 mi (1,281.60 km) |
| Omurtag to Castano Primo | 886.79 mi (1,427.14 km) |
| Omurtag to Castel Bolognese | 733.88 mi (1,181.07 km) |
| Omurtag to Castel Gandolfo | 707.44 mi (1,138.52 km) |
| Omurtag to Castel Goffredo | 802.75 mi (1,291.90 km) |
| Omurtag to Castel Maggiore | 755.83 mi (1,216.39 km) |
| Omurtag to Castel Mella | 819.79 mi (1,319.33 km) |
| Omurtag to Castel San Giorgio | 622.50 mi (1,001.81 km) |
| Omurtag to Castel San Giovanni | 852.11 mi (1,371.34 km) |
| Omurtag to Castel San Pietro Terme | 744.74 mi (1,198.55 km) |
| Omurtag to Castel Volturno | 655.87 mi (1,055.53 km) |
| Omurtag to Castelbuono | 737.84 mi (1,187.44 km) |
| Omurtag to Casteldaccia | 759.70 mi (1,222.62 km) |
| Omurtag to Castelfidardo | 647.24 mi (1,041.63 km) |
