| Oro Valley to Celano | 6,201.75 mi (9,980.76 km) |
| Oro Valley to Cento | 5,991.61 mi (9,642.56 km) |
| Oro Valley to Cepagatti | 6,205.86 mi (9,987.36 km) |
| Oro Valley to Ceprano | 6,226.92 mi (10,021.26 km) |
| Oro Valley to Cercola | 6,290.98 mi (10,124.35 km) |
| Oro Valley to Cerea | 5,966.75 mi (9,602.55 km) |
| Oro Valley to Cerese | 5,957.64 mi (9,587.89 km) |
| Oro Valley to Cerignola | 6,325.85 mi (10,180.47 km) |
| Oro Valley to Cermenate | 5,868.01 mi (9,443.65 km) |
| Oro Valley to Cernusco sul Naviglio | 5,885.48 mi (9,471.77 km) |
| Oro Valley to Cerreto Guidi | 6,024.02 mi (9,694.72 km) |
| Oro Valley to Cerro Maggiore | 5,867.98 mi (9,443.59 km) |
| Oro Valley to Certaldo | 6,040.22 mi (9,720.79 km) |
| Oro Valley to Cerveteri | 6,153.55 mi (9,903.18 km) |
| Oro Valley to Cervia | 6,052.24 mi (9,740.14 km) |
