| Effingham to Nyon | 4,536.64 mi (7,301.02 km) |
| Effingham to Oberriet | 4,634.32 mi (7,458.21 km) |
| Effingham to Obersiggenthal | 4,577.96 mi (7,367.52 km) |
| Effingham to Oberwil | 4,547.93 mi (7,319.19 km) |
| Effingham to Oberwingert | 4,595.54 mi (7,395.80 km) |
| Effingham to Oftringen | 4,569.51 mi (7,353.92 km) |
| Effingham to Olten | 4,567.62 mi (7,350.87 km) |
| Effingham to Onex | 4,538.55 mi (7,304.10 km) |
| Effingham to Opfikon | 4,590.75 mi (7,388.10 km) |
| Effingham to Ostermundigen | 4,566.00 mi (7,348.27 km) |
| Effingham to Payerne | 4,548.91 mi (7,320.77 km) |
| Effingham to Pfaffikon | 4,601.75 mi (7,405.81 km) |
| Effingham to Plan-les-Ouates | 4,539.84 mi (7,306.17 km) |
| Effingham to Pratteln | 4,553.55 mi (7,328.23 km) |
| Effingham to Prilly | 4,545.95 mi (7,315.99 km) |
