| Annapolis Neck to Oerlinghausen | 3,981.62 mi (6,407.79 km) |
| Annapolis Neck to Oestrich-Winkel | 4,009.86 mi (6,453.25 km) |
| Annapolis Neck to Offenburg | 4,051.14 mi (6,519.67 km) |
| Annapolis Neck to Oftersheim | 4,051.67 mi (6,520.54 km) |
| Annapolis Neck to Ohrdruf | 4,095.21 mi (6,590.60 km) |
| Annapolis Neck to Ohringen | 4,094.02 mi (6,588.69 km) |
| Annapolis Neck to Olbernhau | 4,202.15 mi (6,762.70 km) |
| Annapolis Neck to Olching | 4,198.88 mi (6,757.45 km) |
| Annapolis Neck to Oldenburg | 3,932.42 mi (6,328.61 km) |
| Annapolis Neck to Oldenburg in Holstein | 4,001.74 mi (6,440.18 km) |
| Annapolis Neck to Olfen | 3,937.99 mi (6,337.58 km) |
| Annapolis Neck to Olpe | 3,974.82 mi (6,396.85 km) |
| Annapolis Neck to Olsberg | 3,991.42 mi (6,423.58 km) |
| Annapolis Neck to Oranienburg | 4,134.18 mi (6,653.32 km) |
| Annapolis Neck to Ortenberg | 4,042.26 mi (6,505.39 km) |
