| Guimaraes to Oberriet | 967.93 mi (1,557.74 km) |
| Guimaraes to Obersiggenthal | 915.74 mi (1,473.74 km) |
| Guimaraes to Oberwil | 884.44 mi (1,423.37 km) |
| Guimaraes to Oberwingert | 937.30 mi (1,508.45 km) |
| Guimaraes to Oftringen | 895.14 mi (1,440.58 km) |
| Guimaraes to Olten | 895.23 mi (1,440.74 km) |
| Guimaraes to Onex | 787.37 mi (1,267.14 km) |
| Guimaraes to Opfikon | 926.44 mi (1,490.96 km) |
| Guimaraes to Ostermundigen | 867.54 mi (1,396.17 km) |
| Guimaraes to Payerne | 839.59 mi (1,351.20 km) |
| Guimaraes to Pfaffikon | 934.38 mi (1,503.74 km) |
| Guimaraes to Plan-les-Ouates | 787.74 mi (1,267.74 km) |
| Guimaraes to Pratteln | 890.80 mi (1,433.60 km) |
| Guimaraes to Prilly | 817.97 mi (1,316.39 km) |
| Guimaraes to Pully | 820.56 mi (1,320.56 km) |
