| Oppeano to Carson (California) | 6,120.82 mi (9,850.50 km) |
| Oppeano to Carson City (Nevada) | 5,856.02 mi (9,424.35 km) |
| Oppeano to Carteret (New Jersey) | 4,121.97 mi (6,633.67 km) |
| Oppeano to Cartersville (Georgia) | 4,851.41 mi (7,807.59 km) |
| Oppeano to Carthage (Missouri) | 5,097.49 mi (8,203.62 km) |
| Oppeano to Cary (Illinois) | 4,622.95 mi (7,439.92 km) |
| Oppeano to Cary (North Carolina) | 4,521.76 mi (7,277.07 km) |
| Oppeano to Casa de Oro-Mount Helix (California) | 6,142.08 mi (9,884.72 km) |
| Oppeano to Casa Grande (Arizona) | 5,960.90 mi (9,593.14 km) |
| Oppeano to Casas Adobes (Arizona) | 5,966.32 mi (9,601.86 km) |
| Oppeano to Cascades (Virginia) | 4,319.91 mi (6,952.23 km) |
| Oppeano to Casper (Wyoming) | 5,237.92 mi (8,429.62 km) |
| Oppeano to Casselberry (Florida) | 4,954.14 mi (7,972.91 km) |
| Oppeano to Castaic (California) | 6,095.04 mi (9,809.02 km) |
| Oppeano to Castle Pines (Colorado) | 5,367.66 mi (8,638.42 km) |
