| Portici to Camas | 1,207.41 mi (1,943.14 km) |
| Portici to Camliyayla | 1,114.43 mi (1,793.50 km) |
| Portici to Camoluk | 1,278.73 mi (2,057.91 km) |
| Portici to Can | 669.99 mi (1,078.24 km) |
| Portici to Canakkale | 635.16 mi (1,022.19 km) |
| Portici to Cankaya | 976.30 mi (1,571.20 km) |
| Portici to Cankiri | 1,007.76 mi (1,621.84 km) |
| Portici to Cardak | 844.14 mi (1,358.52 km) |
| Portici to Carsamba | 1,164.25 mi (1,873.67 km) |
| Portici to Carsibasi | 1,302.41 mi (2,096.02 km) |
| Portici to Cat | 1,402.51 mi (2,257.12 km) |
| Portici to Catalagzi | 911.31 mi (1,466.61 km) |
| Portici to Catalca | 736.14 mi (1,184.70 km) |
| Portici to Catalpinar | 1,204.41 mi (1,938.32 km) |
| Portici to Cavdir | 861.19 mi (1,385.95 km) |
