| Buffalo Grove to Orthez | 4,198.66 mi (6,757.09 km) |
| Buffalo Grove to Orvault | 4,029.24 mi (6,484.43 km) |
| Buffalo Grove to Osny | 4,114.04 mi (6,620.91 km) |
| Buffalo Grove to Ostwald | 4,349.93 mi (7,000.54 km) |
| Buffalo Grove to Ouistreham | 4,015.64 mi (6,462.55 km) |
| Buffalo Grove to Oullins | 4,345.90 mi (6,994.06 km) |
| Buffalo Grove to Outreau | 4,038.93 mi (6,500.03 km) |
| Buffalo Grove to Oyonnax | 4,358.87 mi (7,014.93 km) |
| Buffalo Grove to Ozoir-la-Ferriere | 4,148.07 mi (6,675.68 km) |
| Buffalo Grove to Pace | 3,993.43 mi (6,426.80 km) |
| Buffalo Grove to Palaiseau | 4,133.39 mi (6,652.06 km) |
| Buffalo Grove to Pamiers | 4,313.37 mi (6,941.69 km) |
| Buffalo Grove to Panazol | 4,199.58 mi (6,758.57 km) |
| Buffalo Grove to Pantin | 4,133.01 mi (6,651.43 km) |
| Buffalo Grove to Paray-le-Monial | 4,290.35 mi (6,904.65 km) |
