| Annapolis to Nuth | 3,898.17 mi (6,273.50 km) |
| Annapolis to Oegstgeest | 3,809.48 mi (6,130.77 km) |
| Annapolis to Oirschot | 3,859.68 mi (6,211.55 km) |
| Annapolis to Oisterwijk | 3,853.57 mi (6,201.72 km) |
| Annapolis to Oldebroek | 3,859.39 mi (6,211.08 km) |
| Annapolis to Oldenzaal | 3,903.27 mi (6,281.71 km) |
| Annapolis to Ommen | 3,877.92 mi (6,240.91 km) |
| Annapolis to Oosterend | 3,852.00 mi (6,199.20 km) |
| Annapolis to Oosterhout | 3,838.35 mi (6,177.24 km) |
| Annapolis to Oosterwolde | 3,861.06 mi (6,213.77 km) |
| Annapolis to Oostzaan | 3,819.84 mi (6,147.44 km) |
| Annapolis to Opmeer | 3,815.96 mi (6,141.19 km) |
| Annapolis to Oss | 3,861.54 mi (6,214.55 km) |
| Annapolis to Oud-Beijerland | 3,815.80 mi (6,140.94 km) |
| Annapolis to Oudenbosch | 3,826.37 mi (6,157.95 km) |
