| Oro Valley to Butzbach | 5,632.63 mi (9,064.83 km) |
| Oro Valley to Buxtehude | 5,523.94 mi (8,889.92 km) |
| Oro Valley to Cadolzburg | 5,750.82 mi (9,255.05 km) |
| Oro Valley to Calbe | 5,661.74 mi (9,111.70 km) |
| Oro Valley to Calw | 5,714.86 mi (9,197.18 km) |
| Oro Valley to Castrop-Rauxel | 5,537.81 mi (8,912.25 km) |
| Oro Valley to Celle | 5,575.46 mi (8,972.84 km) |
| Oro Valley to Cham | 5,819.45 mi (9,365.50 km) |
| Oro Valley to Chemnitz | 5,748.71 mi (9,251.66 km) |
| Oro Valley to Clausthal-Zellerfeld | 5,621.98 mi (9,047.70 km) |
| Oro Valley to Cloppenburg | 5,502.01 mi (8,854.63 km) |
| Oro Valley to Coburg | 5,715.00 mi (9,197.40 km) |
| Oro Valley to Coesfeld | 5,514.85 mi (8,875.30 km) |
| Oro Valley to Cologne | 5,553.70 mi (8,937.82 km) |
| Oro Valley to Coswig | 5,754.34 mi (9,260.72 km) |
