| Walker Mill to Nyon | 4,059.42 mi (6,533.00 km) |
| Walker Mill to Oberriet | 4,172.77 mi (6,715.43 km) |
| Walker Mill to Obersiggenthal | 4,114.12 mi (6,621.03 km) |
| Walker Mill to Oberwil | 4,082.29 mi (6,569.80 km) |
| Walker Mill to Oberwingert | 4,133.22 mi (6,651.77 km) |
| Walker Mill to Oftringen | 4,103.43 mi (6,603.83 km) |
| Walker Mill to Olten | 4,101.72 mi (6,601.09 km) |
| Walker Mill to Onex | 4,059.57 mi (6,533.25 km) |
| Walker Mill to Opfikon | 4,127.27 mi (6,642.20 km) |
| Walker Mill to Ostermundigen | 4,096.17 mi (6,592.15 km) |
| Walker Mill to Payerne | 4,076.61 mi (6,560.67 km) |
| Walker Mill to Pfaffikon | 4,138.39 mi (6,660.10 km) |
| Walker Mill to Plan-les-Ouates | 4,060.79 mi (6,535.21 km) |
| Walker Mill to Pratteln | 4,088.32 mi (6,579.51 km) |
| Walker Mill to Prilly | 4,070.75 mi (6,551.24 km) |
