| Povoa de Lanhoso to Odessa (Texas) | 4,990.44 mi (8,031.34 km) |
| Povoa de Lanhoso to Ogden (Utah) | 4,995.61 mi (8,039.66 km) |
| Povoa de Lanhoso to Oildale (California) | 5,548.17 mi (8,928.92 km) |
| Povoa de Lanhoso to Ojus (Florida) | 4,148.04 mi (6,675.63 km) |
| Povoa de Lanhoso to Okemos (Michigan) | 3,761.01 mi (6,052.76 km) |
| Povoa de Lanhoso to Oklahoma City (Oklahoma) | 4,619.51 mi (7,434.38 km) |
| Povoa de Lanhoso to Okmulgee (Oklahoma) | 4,544.51 mi (7,313.68 km) |
| Povoa de Lanhoso to Olathe (Kansas) | 4,363.88 mi (7,022.99 km) |
| Povoa de Lanhoso to Old Jamestown (Missouri) | 4,159.18 mi (6,693.55 km) |
| Povoa de Lanhoso to Oldsmar (Florida) | 4,193.25 mi (6,748.38 km) |
| Povoa de Lanhoso to Olean (New York) | 3,504.56 mi (5,640.05 km) |
| Povoa de Lanhoso to Olive Branch (Mississippi) | 4,281.52 mi (6,890.44 km) |
| Povoa de Lanhoso to Olivehurst (California) | 5,467.17 mi (8,798.56 km) |
| Povoa de Lanhoso to Olney (Maryland) | 3,527.17 mi (5,676.43 km) |
| Povoa de Lanhoso to Olympia (Washington) | 5,123.37 mi (8,245.27 km) |
