| Davidson to Nyon | 4,374.68 mi (7,040.36 km) |
| Davidson to Oberriet | 4,489.64 mi (7,225.38 km) |
| Davidson to Obersiggenthal | 4,430.81 mi (7,130.70 km) |
| Davidson to Oberwil | 4,398.83 mi (7,079.22 km) |
| Davidson to Oberwingert | 4,450.04 mi (7,161.65 km) |
| Davidson to Oftringen | 4,419.91 mi (7,113.15 km) |
| Davidson to Olten | 4,418.22 mi (7,110.44 km) |
| Davidson to Onex | 4,374.61 mi (7,040.26 km) |
| Davidson to Opfikon | 4,443.99 mi (7,151.91 km) |
| Davidson to Ostermundigen | 4,412.26 mi (7,100.85 km) |
| Davidson to Payerne | 4,392.44 mi (7,068.95 km) |
| Davidson to Pfaffikon | 4,455.11 mi (7,169.81 km) |
| Davidson to Plan-les-Ouates | 4,375.81 mi (7,042.19 km) |
| Davidson to Pratteln | 4,404.89 mi (7,088.99 km) |
| Davidson to Prilly | 4,386.25 mi (7,058.98 km) |
