| New Port Richey East to Oerlinghausen | 4,760.26 mi (7,660.90 km) |
| New Port Richey East to Oestrich-Winkel | 4,778.07 mi (7,689.56 km) |
| New Port Richey East to Offenburg | 4,811.10 mi (7,742.72 km) |
| New Port Richey East to Oftersheim | 4,817.42 mi (7,752.89 km) |
| New Port Richey East to Ohrdruf | 4,871.02 mi (7,839.14 km) |
| New Port Richey East to Ohringen | 4,860.19 mi (7,821.72 km) |
| New Port Richey East to Olbernhau | 4,980.56 mi (8,015.44 km) |
| New Port Richey East to Olching | 4,962.65 mi (7,986.61 km) |
| New Port Richey East to Oldenburg | 4,715.90 mi (7,589.51 km) |
| New Port Richey East to Oldenburg in Holstein | 4,792.53 mi (7,712.83 km) |
| New Port Richey East to Olfen | 4,714.01 mi (7,586.47 km) |
| New Port Richey East to Olpe | 4,747.95 mi (7,641.08 km) |
| New Port Richey East to Olsberg | 4,766.95 mi (7,671.66 km) |
| New Port Richey East to Oranienburg | 4,921.23 mi (7,919.95 km) |
| New Port Richey East to Ortenberg | 4,813.66 mi (7,746.83 km) |
