| Grain Valley to Nyon | 4,766.28 mi (7,670.59 km) |
| Grain Valley to Oberriet | 4,856.11 mi (7,815.15 km) |
| Grain Valley to Obersiggenthal | 4,801.11 mi (7,726.64 km) |
| Grain Valley to Oberwil | 4,772.08 mi (7,679.92 km) |
| Grain Valley to Oberwingert | 4,817.88 mi (7,753.63 km) |
| Grain Valley to Oftringen | 4,793.76 mi (7,714.81 km) |
| Grain Valley to Olten | 4,791.78 mi (7,711.63 km) |
| Grain Valley to Onex | 4,769.01 mi (7,674.97 km) |
| Grain Valley to Opfikon | 4,813.66 mi (7,746.84 km) |
| Grain Valley to Ostermundigen | 4,792.02 mi (7,712.01 km) |
| Grain Valley to Payerne | 4,776.18 mi (7,686.52 km) |
| Grain Valley to Pfaffikon | 4,824.56 mi (7,764.38 km) |
| Grain Valley to Plan-les-Ouates | 4,770.32 mi (7,677.09 km) |
| Grain Valley to Pratteln | 4,777.47 mi (7,688.60 km) |
| Grain Valley to Prilly | 4,774.59 mi (7,683.95 km) |
