| Comstock Park to Oerlinghausen | 4,129.54 mi (6,645.86 km) |
| Comstock Park to Oestrich-Winkel | 4,178.73 mi (6,725.01 km) |
| Comstock Park to Offenburg | 4,234.53 mi (6,814.81 km) |
| Comstock Park to Oftersheim | 4,224.47 mi (6,798.63 km) |
| Comstock Park to Ohrdruf | 4,247.19 mi (6,835.19 km) |
| Comstock Park to Ohringen | 4,265.27 mi (6,864.29 km) |
| Comstock Park to Olbernhau | 4,346.67 mi (6,995.30 km) |
| Comstock Park to Olching | 4,372.75 mi (7,037.27 km) |
| Comstock Park to Oldenburg | 4,070.25 mi (6,550.43 km) |
| Comstock Park to Oldenburg in Holstein | 4,120.12 mi (6,630.69 km) |
| Comstock Park to Olfen | 4,092.37 mi (6,586.03 km) |
| Comstock Park to Olpe | 4,134.55 mi (6,653.91 km) |
| Comstock Park to Olsberg | 4,145.87 mi (6,672.14 km) |
| Comstock Park to Oranienburg | 4,259.84 mi (6,855.54 km) |
| Comstock Park to Ortenberg | 4,204.28 mi (6,766.13 km) |
