| Liberty Triangle to Oerlinghausen | 4,699.01 mi (7,562.33 km) |
| Liberty Triangle to Oestrich-Winkel | 4,717.46 mi (7,592.01 km) |
| Liberty Triangle to Offenburg | 4,751.00 mi (7,646.00 km) |
| Liberty Triangle to Oftersheim | 4,756.96 mi (7,655.59 km) |
| Liberty Triangle to Ohrdruf | 4,809.95 mi (7,740.87 km) |
| Liberty Triangle to Ohringen | 4,799.71 mi (7,724.39 km) |
| Liberty Triangle to Olbernhau | 4,919.36 mi (7,916.95 km) |
| Liberty Triangle to Olching | 4,902.34 mi (7,889.55 km) |
| Liberty Triangle to Oldenburg | 4,654.36 mi (7,490.47 km) |
| Liberty Triangle to Oldenburg in Holstein | 4,730.57 mi (7,613.12 km) |
| Liberty Triangle to Olfen | 4,652.91 mi (7,488.14 km) |
| Liberty Triangle to Olpe | 4,687.03 mi (7,543.04 km) |
| Liberty Triangle to Olsberg | 4,705.89 mi (7,573.40 km) |
| Liberty Triangle to Oranienburg | 4,859.51 mi (7,820.62 km) |
| Liberty Triangle to Ortenberg | 4,752.85 mi (7,648.98 km) |
