| Knightdale to Nyon | 4,259.87 mi (6,855.60 km) |
| Knightdale to Oberriet | 4,377.22 mi (7,044.46 km) |
| Knightdale to Obersiggenthal | 4,318.11 mi (6,949.32 km) |
| Knightdale to Oberwil | 4,285.88 mi (6,897.45 km) |
| Knightdale to Oberwingert | 4,337.56 mi (6,980.62 km) |
| Knightdale to Oftringen | 4,306.85 mi (6,931.21 km) |
| Knightdale to Olten | 4,305.20 mi (6,928.55 km) |
| Knightdale to Onex | 4,259.52 mi (6,855.03 km) |
| Knightdale to Opfikon | 4,331.33 mi (6,970.60 km) |
| Knightdale to Ostermundigen | 4,298.61 mi (6,917.94 km) |
| Knightdale to Payerne | 4,278.41 mi (6,885.43 km) |
| Knightdale to Pfaffikon | 4,342.45 mi (6,988.50 km) |
| Knightdale to Plan-les-Ouates | 4,260.71 mi (6,856.94 km) |
| Knightdale to Pratteln | 4,292.00 mi (6,907.31 km) |
| Knightdale to Prilly | 4,271.75 mi (6,874.72 km) |
