| Atwater to Oerlinghausen | 5,550.44 mi (8,932.58 km) |
| Atwater to Oestrich-Winkel | 5,638.24 mi (9,073.87 km) |
| Atwater to Offenburg | 5,718.84 mi (9,203.59 km) |
| Atwater to Oftersheim | 5,688.52 mi (9,154.79 km) |
| Atwater to Ohrdruf | 5,667.21 mi (9,120.49 km) |
| Atwater to Ohringen | 5,723.26 mi (9,210.70 km) |
| Atwater to Olbernhau | 5,743.26 mi (9,242.88 km) |
| Atwater to Olching | 5,828.35 mi (9,379.82 km) |
| Atwater to Oldenburg | 5,475.17 mi (8,811.44 km) |
| Atwater to Oldenburg in Holstein | 5,479.89 mi (8,819.04 km) |
| Atwater to Olfen | 5,529.32 mi (8,898.59 km) |
| Atwater to Olpe | 5,579.04 mi (8,978.60 km) |
| Atwater to Olsberg | 5,578.80 mi (8,978.22 km) |
| Atwater to Oranienburg | 5,623.19 mi (9,049.65 km) |
| Atwater to Ortenberg | 5,648.11 mi (9,089.76 km) |
