| Sumter to Cervignano del Friuli | 4,748.52 mi (7,642.00 km) |
| Sumter to Cesa | 4,947.64 mi (7,962.46 km) |
| Sumter to Cesano Maderno | 4,572.96 mi (7,359.47 km) |
| Sumter to Cesena | 4,754.52 mi (7,651.66 km) |
| Sumter to Cesenatico | 4,759.19 mi (7,659.17 km) |
| Sumter to Cetraro | 5,076.75 mi (8,170.24 km) |
| Sumter to Cherasco | 4,544.74 mi (7,314.05 km) |
| Sumter to Chiampo | 4,668.60 mi (7,513.38 km) |
| Sumter to Chiaravalle | 4,819.85 mi (7,756.79 km) |
| Sumter to Chiari | 4,608.51 mi (7,416.68 km) |
| Sumter to Chiavari | 4,619.98 mi (7,435.14 km) |
| Sumter to Chieri | 4,532.33 mi (7,294.09 km) |
| Sumter to Chieti | 4,898.08 mi (7,882.70 km) |
| Sumter to Chioggia | 4,722.02 mi (7,599.36 km) |
| Sumter to Chiusi | 4,777.10 mi (7,687.99 km) |
