| Boulder City to Oliveira de Frades | 5,401.23 mi (8,692.44 km) |
| Boulder City to Oliveira do Bairro | 5,396.45 mi (8,684.74 km) |
| Boulder City to Oliveira do Hospital | 5,429.67 mi (8,738.20 km) |
| Boulder City to Ourem | 5,430.04 mi (8,738.81 km) |
| Boulder City to Ovar | 5,376.23 mi (8,652.21 km) |
| Boulder City to Pacos de Ferreira | 5,369.16 mi (8,640.83 km) |
| Boulder City to Palmela | 5,461.41 mi (8,789.29 km) |
| Boulder City to Paredes | 5,374.71 mi (8,649.77 km) |
| Boulder City to Paredes de Coura | 5,335.50 mi (8,586.66 km) |
| Boulder City to Penacova | 5,415.84 mi (8,715.95 km) |
| Boulder City to Penafiel | 5,376.50 mi (8,652.64 km) |
| Boulder City to Peniche | 5,408.67 mi (8,704.42 km) |
| Boulder City to Peso da Regua | 5,399.14 mi (8,689.08 km) |
| Boulder City to Pinhal Novo | 5,458.11 mi (8,783.97 km) |
| Boulder City to Pinhel | 5,444.57 mi (8,762.19 km) |
