| Santa Monica to Oliveira de Frades | 5,634.04 mi (9,067.11 km) |
| Santa Monica to Oliveira do Bairro | 5,629.50 mi (9,059.81 km) |
| Santa Monica to Oliveira do Hospital | 5,662.58 mi (9,113.05 km) |
| Santa Monica to Ourem | 5,663.65 mi (9,114.76 km) |
| Santa Monica to Ovar | 5,609.12 mi (9,027.00 km) |
| Santa Monica to Pacos de Ferreira | 5,601.70 mi (9,015.06 km) |
| Santa Monica to Palmela | 5,695.72 mi (9,166.38 km) |
| Santa Monica to Paredes | 5,607.27 mi (9,024.02 km) |
| Santa Monica to Paredes de Coura | 5,567.66 mi (8,960.28 km) |
| Santa Monica to Penacova | 5,648.97 mi (9,091.14 km) |
| Santa Monica to Penafiel | 5,609.03 mi (9,026.86 km) |
| Santa Monica to Peniche | 5,642.72 mi (9,081.07 km) |
| Santa Monica to Peso da Regua | 5,631.50 mi (9,063.03 km) |
| Santa Monica to Pinhal Novo | 5,692.39 mi (9,161.02 km) |
| Santa Monica to Pinhel | 5,676.90 mi (9,136.09 km) |
