| Haapsalu to Oberriet | 986.01 mi (1,586.82 km) |
| Haapsalu to Obersiggenthal | 1,007.10 mi (1,620.78 km) |
| Haapsalu to Oberwil | 1,024.41 mi (1,648.62 km) |
| Haapsalu to Oberwingert | 993.45 mi (1,598.80 km) |
| Haapsalu to Oftringen | 1,026.49 mi (1,651.97 km) |
| Haapsalu to Olten | 1,024.98 mi (1,649.54 km) |
| Haapsalu to Onex | 1,138.97 mi (1,832.99 km) |
| Haapsalu to Opfikon | 1,003.36 mi (1,614.76 km) |
| Haapsalu to Ostermundigen | 1,058.37 mi (1,703.28 km) |
| Haapsalu to Payerne | 1,080.66 mi (1,739.16 km) |
| Haapsalu to Pfaffikon | 1,001.92 mi (1,612.43 km) |
| Haapsalu to Plan-les-Ouates | 1,139.49 mi (1,833.84 km) |
| Haapsalu to Pratteln | 1,020.47 mi (1,642.28 km) |
| Haapsalu to Prilly | 1,105.70 mi (1,779.45 km) |
| Haapsalu to Pully | 1,104.93 mi (1,778.22 km) |
