| Thatto Heath to Oerlinghausen | 488.01 mi (785.37 km) |
| Thatto Heath to Oestrich-Winkel | 516.97 mi (831.98 km) |
| Thatto Heath to Offenburg | 576.96 mi (928.53 km) |
| Thatto Heath to Oftersheim | 562.53 mi (905.30 km) |
| Thatto Heath to Ohrdruf | 598.40 mi (963.04 km) |
| Thatto Heath to Ohringen | 603.33 mi (970.97 km) |
| Thatto Heath to Olbernhau | 707.84 mi (1,139.15 km) |
| Thatto Heath to Olching | 710.78 mi (1,143.89 km) |
| Thatto Heath to Oldenburg | 452.75 mi (728.64 km) |
| Thatto Heath to Oldenburg in Holstein | 557.68 mi (897.50 km) |
| Thatto Heath to Olfen | 441.23 mi (710.10 km) |
| Thatto Heath to Olpe | 477.44 mi (768.36 km) |
| Thatto Heath to Olsberg | 494.38 mi (795.64 km) |
| Thatto Heath to Oranienburg | 663.48 mi (1,067.78 km) |
| Thatto Heath to Ortenberg | 545.56 mi (877.99 km) |
