| Oro Valley to Busto Arsizio | 5,863.93 mi (9,437.08 km) |
| Oro Valley to Busto Garolfo | 5,868.17 mi (9,443.91 km) |
| Oro Valley to Cabras | 6,118.19 mi (9,846.28 km) |
| Oro Valley to Cadelbosco di Sopra | 5,965.93 mi (9,601.24 km) |
| Oro Valley to Cadoneghe | 5,979.45 mi (9,623.00 km) |
| Oro Valley to Cagli | 6,097.31 mi (9,812.66 km) |
| Oro Valley to Cagliari | 6,173.91 mi (9,935.95 km) |
| Oro Valley to Cairo Montenotte | 5,899.45 mi (9,494.24 km) |
| Oro Valley to Caivano | 6,285.00 mi (10,114.74 km) |
| Oro Valley to Calcinaia | 6,018.46 mi (9,685.77 km) |
| Oro Valley to Calcinato | 5,926.34 mi (9,537.52 km) |
| Oro Valley to Calderara di Reno | 5,999.07 mi (9,654.57 km) |
| Oro Valley to Caldogno | 5,957.05 mi (9,586.94 km) |
| Oro Valley to Calenzano | 6,029.33 mi (9,703.27 km) |
| Oro Valley to Calolziocorte | 5,875.66 mi (9,455.95 km) |
