| Carpentersville to Oerlinghausen | 4,268.18 mi (6,868.97 km) |
| Carpentersville to Oestrich-Winkel | 4,319.13 mi (6,950.96 km) |
| Carpentersville to Offenburg | 4,376.03 mi (7,042.53 km) |
| Carpentersville to Oftersheim | 4,365.15 mi (7,025.03 km) |
| Carpentersville to Ohrdruf | 4,386.05 mi (7,058.67 km) |
| Carpentersville to Ohringen | 4,405.77 mi (7,090.41 km) |
| Carpentersville to Olbernhau | 4,484.73 mi (7,217.47 km) |
| Carpentersville to Olching | 4,513.36 mi (7,263.56 km) |
| Carpentersville to Oldenburg | 4,208.01 mi (6,772.14 km) |
| Carpentersville to Oldenburg in Holstein | 4,255.88 mi (6,849.18 km) |
| Carpentersville to Olfen | 4,231.63 mi (6,810.15 km) |
| Carpentersville to Olpe | 4,274.23 mi (6,878.70 km) |
| Carpentersville to Olsberg | 4,285.07 mi (6,896.16 km) |
| Carpentersville to Oranienburg | 4,396.15 mi (7,074.92 km) |
| Carpentersville to Ortenberg | 4,344.07 mi (6,991.11 km) |
