| Holtsville to Nyon | 3,815.90 mi (6,141.09 km) |
| Holtsville to Oberriet | 3,929.80 mi (6,324.40 km) |
| Holtsville to Obersiggenthal | 3,871.05 mi (6,229.86 km) |
| Holtsville to Oberwil | 3,839.15 mi (6,178.52 km) |
| Holtsville to Oberwingert | 3,890.22 mi (6,260.70 km) |
| Holtsville to Oftringen | 3,860.27 mi (6,212.51 km) |
| Holtsville to Olten | 3,858.58 mi (6,209.78 km) |
| Holtsville to Onex | 3,816.01 mi (6,141.28 km) |
| Holtsville to Opfikon | 3,884.22 mi (6,251.05 km) |
| Holtsville to Ostermundigen | 3,852.87 mi (6,200.60 km) |
| Holtsville to Payerne | 3,833.23 mi (6,168.98 km) |
| Holtsville to Pfaffikon | 3,895.34 mi (6,268.95 km) |
| Holtsville to Plan-les-Ouates | 3,817.22 mi (6,143.23 km) |
| Holtsville to Pratteln | 3,845.20 mi (6,188.25 km) |
| Holtsville to Prilly | 3,827.28 mi (6,159.41 km) |
