| Montemor-o-Novo to Carson (California) | 5,720.28 mi (9,205.90 km) |
| Montemor-o-Novo to Carson City (Nevada) | 5,533.85 mi (8,905.88 km) |
| Montemor-o-Novo to Carteret (New Jersey) | 3,430.50 mi (5,520.86 km) |
| Montemor-o-Novo to Cartersville (Georgia) | 4,142.56 mi (6,666.81 km) |
| Montemor-o-Novo to Carthage (Missouri) | 4,504.88 mi (7,249.90 km) |
| Montemor-o-Novo to Cary (Illinois) | 4,054.69 mi (6,525.39 km) |
| Montemor-o-Novo to Cary (North Carolina) | 3,790.35 mi (6,099.98 km) |
| Montemor-o-Novo to Casa de Oro-Mount Helix (California) | 5,714.76 mi (9,197.01 km) |
| Montemor-o-Novo to Casa Grande (Arizona) | 5,478.82 mi (8,817.30 km) |
| Montemor-o-Novo to Casas Adobes (Arizona) | 5,469.68 mi (8,802.60 km) |
| Montemor-o-Novo to Cascades (Virginia) | 3,625.63 mi (5,834.88 km) |
| Montemor-o-Novo to Casper (Wyoming) | 4,828.34 mi (7,770.47 km) |
| Montemor-o-Novo to Casselberry (Florida) | 4,151.43 mi (6,681.08 km) |
| Montemor-o-Novo to Castaic (California) | 5,706.14 mi (9,183.15 km) |
| Montemor-o-Novo to Castle Pines (Colorado) | 4,899.25 mi (7,884.58 km) |
