| Omurtag to Campos del Puerto | 1,237.02 mi (1,990.79 km) |
| Omurtag to Canals | 1,429.59 mi (2,300.70 km) |
| Omurtag to Candelaria | 2,573.32 mi (4,141.36 km) |
| Omurtag to Canet de Mar | 1,217.46 mi (1,959.32 km) |
| Omurtag to Cangas | 1,775.56 mi (2,857.48 km) |
| Omurtag to Cangas de Narcea | 1,650.76 mi (2,656.65 km) |
| Omurtag to Canovellas | 1,232.23 mi (1,983.09 km) |
| Omurtag to Canteras | 1,487.36 mi (2,393.68 km) |
| Omurtag to Cantillana | 1,727.99 mi (2,780.93 km) |
| Omurtag to Capdepera | 1,210.11 mi (1,947.48 km) |
| Omurtag to Carballo | 1,755.94 mi (2,825.91 km) |
| Omurtag to Carcagente | 1,418.91 mi (2,283.52 km) |
| Omurtag to Cardedeu | 1,227.95 mi (1,976.20 km) |
| Omurtag to Carlet | 1,420.12 mi (2,285.47 km) |
| Omurtag to Carmona | 1,722.35 mi (2,771.85 km) |
