| Gorna Oryahovitsa to Cologno al Serio | 806.87 mi (1,298.53 km) |
| Gorna Oryahovitsa to Cologno Monzese | 826.76 mi (1,330.54 km) |
| Gorna Oryahovitsa to Colorno | 769.73 mi (1,238.77 km) |
| Gorna Oryahovitsa to Comacchio | 680.58 mi (1,095.28 km) |
| Gorna Oryahovitsa to Comiso | 725.10 mi (1,166.94 km) |
| Gorna Oryahovitsa to Como | 838.10 mi (1,348.80 km) |
| Gorna Oryahovitsa to Concordia Sagittaria | 658.57 mi (1,059.86 km) |
| Gorna Oryahovitsa to Concorezzo | 824.42 mi (1,326.78 km) |
| Gorna Oryahovitsa to Conegliano | 686.28 mi (1,104.47 km) |
| Gorna Oryahovitsa to Conselice | 696.94 mi (1,121.61 km) |
| Gorna Oryahovitsa to Conselve | 699.66 mi (1,126.00 km) |
| Gorna Oryahovitsa to Conversano | 464.86 mi (748.12 km) |
| Gorna Oryahovitsa to Copertino | 441.32 mi (710.23 km) |
| Gorna Oryahovitsa to Copparo | 698.83 mi (1,124.66 km) |
| Gorna Oryahovitsa to Corato | 495.47 mi (797.37 km) |
