| Atca to Oerlinghausen | 1,355.99 mi (2,182.25 km) |
| Atca to Oestrich-Winkel | 1,301.19 mi (2,094.07 km) |
| Atca to Offenburg | 1,250.32 mi (2,012.19 km) |
| Atca to Oftersheim | 1,255.96 mi (2,021.27 km) |
| Atca to Ohrdruf | 1,237.28 mi (1,991.21 km) |
| Atca to Ohringen | 1,214.81 mi (1,955.05 km) |
| Atca to Olbernhau | 1,145.46 mi (1,843.44 km) |
| Atca to Olching | 1,107.61 mi (1,782.53 km) |
| Atca to Oldenburg | 1,421.96 mi (2,288.42 km) |
| Atca to Oldenburg in Holstein | 1,397.71 mi (2,249.40 km) |
| Atca to Olfen | 1,389.58 mi (2,236.31 km) |
| Atca to Olpe | 1,346.00 mi (2,166.17 km) |
| Atca to Olsberg | 1,336.42 mi (2,150.76 km) |
| Atca to Oranienburg | 1,253.69 mi (2,017.61 km) |
| Atca to Ortenberg | 1,276.01 mi (2,053.54 km) |
