| Huelva to Oberriet | 1,089.91 mi (1,754.04 km) |
| Huelva to Obersiggenthal | 1,048.05 mi (1,686.68 km) |
| Huelva to Oberwil | 1,021.97 mi (1,644.70 km) |
| Huelva to Oberwingert | 1,067.20 mi (1,717.50 km) |
| Huelva to Oftringen | 1,026.96 mi (1,652.73 km) |
| Huelva to Olten | 1,027.73 mi (1,653.97 km) |
| Huelva to Onex | 911.04 mi (1,466.17 km) |
| Huelva to Opfikon | 1,056.16 mi (1,699.73 km) |
| Huelva to Ostermundigen | 995.85 mi (1,602.67 km) |
| Huelva to Payerne | 969.21 mi (1,559.79 km) |
| Huelva to Pfaffikon | 1,061.69 mi (1,708.62 km) |
| Huelva to Plan-les-Ouates | 910.96 mi (1,466.05 km) |
| Huelva to Pratteln | 1,027.41 mi (1,653.46 km) |
| Huelva to Prilly | 944.71 mi (1,520.36 km) |
| Huelva to Pully | 946.51 mi (1,523.26 km) |
