| Stamboliyski to Civita Castellana | 619.96 mi (997.73 km) |
| Stamboliyski to Civitanova Marche | 553.74 mi (891.16 km) |
| Stamboliyski to Civitavecchia | 652.01 mi (1,049.30 km) |
| Stamboliyski to Civitella in Val di Chiana | 655.36 mi (1,054.70 km) |
| Stamboliyski to Clusone | 768.28 mi (1,236.43 km) |
| Stamboliyski to Coccaglio | 761.71 mi (1,225.86 km) |
| Stamboliyski to Codigoro | 649.07 mi (1,044.58 km) |
| Stamboliyski to Codogno | 769.03 mi (1,237.64 km) |
| Stamboliyski to Codroipo | 631.05 mi (1,015.58 km) |
| Stamboliyski to Cogoleto | 813.07 mi (1,308.51 km) |
| Stamboliyski to Colle di Val d'Elsa | 684.54 mi (1,101.66 km) |
| Stamboliyski to Colle Salvetti | 717.80 mi (1,155.19 km) |
| Stamboliyski to Collecchio | 739.54 mi (1,190.18 km) |
| Stamboliyski to Colleferro | 592.15 mi (952.97 km) |
| Stamboliyski to Collegno | 870.83 mi (1,401.47 km) |
