| Poplar Bluff to Nyon | 4,720.82 mi (7,597.43 km) |
| Poplar Bluff to Oberriet | 4,820.40 mi (7,757.69 km) |
| Poplar Bluff to Obersiggenthal | 4,763.76 mi (7,666.53 km) |
| Poplar Bluff to Oberwil | 4,733.51 mi (7,617.85 km) |
| Poplar Bluff to Oberwingert | 4,781.51 mi (7,695.10 km) |
| Poplar Bluff to Oftringen | 4,755.05 mi (7,652.52 km) |
| Poplar Bluff to Olten | 4,753.18 mi (7,649.50 km) |
| Poplar Bluff to Onex | 4,722.51 mi (7,600.14 km) |
| Poplar Bluff to Opfikon | 4,776.60 mi (7,687.19 km) |
| Poplar Bluff to Ostermundigen | 4,751.11 mi (7,646.17 km) |
| Poplar Bluff to Payerne | 4,733.71 mi (7,618.17 km) |
| Poplar Bluff to Pfaffikon | 4,787.62 mi (7,704.93 km) |
| Poplar Bluff to Plan-les-Ouates | 4,723.78 mi (7,602.19 km) |
| Poplar Bluff to Pratteln | 4,739.18 mi (7,626.97 km) |
| Poplar Bluff to Prilly | 4,730.39 mi (7,612.82 km) |
