| Ourem to Carson (California) | 5,662.97 mi (9,113.67 km) |
| Ourem to Carson City (Nevada) | 5,473.17 mi (8,808.22 km) |
| Ourem to Carteret (New Jersey) | 3,385.29 mi (5,448.09 km) |
| Ourem to Cartersville (Georgia) | 4,100.04 mi (6,598.38 km) |
| Ourem to Carthage (Missouri) | 4,455.38 mi (7,170.25 km) |
| Ourem to Cary (Illinois) | 4,003.00 mi (6,442.21 km) |
| Ourem to Cary (North Carolina) | 3,748.85 mi (6,033.20 km) |
| Ourem to Casa de Oro-Mount Helix (California) | 5,658.62 mi (9,106.67 km) |
| Ourem to Casa Grande (Arizona) | 5,424.91 mi (8,730.55 km) |
| Ourem to Casas Adobes (Arizona) | 5,416.49 mi (8,716.99 km) |
| Ourem to Cascades (Virginia) | 3,581.04 mi (5,763.13 km) |
| Ourem to Casper (Wyoming) | 4,770.18 mi (7,676.86 km) |
| Ourem to Casselberry (Florida) | 4,116.51 mi (6,624.88 km) |
| Ourem to Castaic (California) | 5,648.32 mi (9,090.10 km) |
| Ourem to Castle Pines (Colorado) | 4,843.83 mi (7,795.40 km) |
