| Round Rock to Mouscron | 5,052.23 mi (8,130.77 km) |
| Round Rock to Namur | 5,124.62 mi (8,247.27 km) |
| Round Rock to Neder-Over-Heembeek | 5,091.63 mi (8,194.19 km) |
| Round Rock to Neerpelt | 5,120.38 mi (8,240.46 km) |
| Round Rock to Nevele | 5,055.35 mi (8,135.79 km) |
| Round Rock to Niel | 5,082.56 mi (8,179.59 km) |
| Round Rock to Nieuwpoort | 5,021.93 mi (8,082.01 km) |
| Round Rock to Nijlen | 5,092.95 mi (8,196.32 km) |
| Round Rock to Ninove | 5,079.79 mi (8,175.13 km) |
| Round Rock to Nivelles | 5,099.57 mi (8,206.96 km) |
| Round Rock to Olen | 5,101.10 mi (8,209.43 km) |
| Round Rock to Oostakker | 5,061.48 mi (8,145.66 km) |
| Round Rock to Oosterzele | 5,067.65 mi (8,155.59 km) |
| Round Rock to Oostkamp | 5,039.36 mi (8,110.07 km) |
| Round Rock to Opglabbeek | 5,132.26 mi (8,259.57 km) |
