| Barstow to Oliveira de Frades | 5,534.74 mi (8,907.31 km) |
| Barstow to Oliveira do Bairro | 5,530.13 mi (8,899.88 km) |
| Barstow to Oliveira do Hospital | 5,563.25 mi (8,953.19 km) |
| Barstow to Ourem | 5,564.11 mi (8,954.57 km) |
| Barstow to Ovar | 5,509.80 mi (8,867.16 km) |
| Barstow to Pacos de Ferreira | 5,502.49 mi (8,855.40 km) |
| Barstow to Palmela | 5,595.98 mi (9,005.86 km) |
| Barstow to Paredes | 5,508.05 mi (8,864.35 km) |
| Barstow to Paredes de Coura | 5,468.56 mi (8,800.80 km) |
| Barstow to Penacova | 5,549.57 mi (8,931.17 km) |
| Barstow to Penafiel | 5,509.82 mi (8,867.20 km) |
| Barstow to Peniche | 5,543.05 mi (8,920.67 km) |
| Barstow to Peso da Regua | 5,532.35 mi (8,903.45 km) |
| Barstow to Pinhal Novo | 5,592.65 mi (9,000.51 km) |
| Barstow to Pinhel | 5,577.76 mi (8,976.53 km) |
