| Holbrook to Sesimbra | 3,330.90 mi (5,360.56 km) |
| Holbrook to Setubal | 3,338.83 mi (5,373.33 km) |
| Holbrook to Sever do Vouga | 3,304.03 mi (5,317.32 km) |
| Holbrook to Silves | 3,400.02 mi (5,471.81 km) |
| Holbrook to Sines | 3,356.48 mi (5,401.74 km) |
| Holbrook to Sintra | 3,306.68 mi (5,321.58 km) |
| Holbrook to Sobrado de Paiva | 3,300.95 mi (5,312.36 km) |
| Holbrook to Sobral de Monte Agraco | 3,312.23 mi (5,330.52 km) |
| Holbrook to Soure | 3,309.36 mi (5,325.90 km) |
| Holbrook to Tabua | 3,330.34 mi (5,359.66 km) |
| Holbrook to Tavira | 3,441.32 mi (5,538.27 km) |
| Holbrook to Tomar | 3,332.19 mi (5,362.64 km) |
| Holbrook to Tondela | 3,323.51 mi (5,348.67 km) |
| Holbrook to Torre de Moncorvo | 3,351.06 mi (5,393.01 km) |
| Holbrook to Torres Novas | 3,330.16 mi (5,359.37 km) |
