| North Richland Hills to Ratingen | 5,029.63 mi (8,094.41 km) |
| North Richland Hills to Ratzeburg | 5,078.89 mi (8,173.69 km) |
| North Richland Hills to Raubling | 5,360.01 mi (8,626.11 km) |
| North Richland Hills to Rauenberg | 5,173.88 mi (8,326.55 km) |
| North Richland Hills to Raunheim | 5,136.16 mi (8,265.85 km) |
| North Richland Hills to Ravensburg | 5,265.31 mi (8,473.70 km) |
| North Richland Hills to Recke | 5,022.46 mi (8,082.88 km) |
| North Richland Hills to Recklinghausen | 5,030.78 mi (8,096.27 km) |
| North Richland Hills to Regen | 5,350.38 mi (8,610.61 km) |
| North Richland Hills to Regensburg | 5,309.78 mi (8,545.26 km) |
| North Richland Hills to Regenstauf | 5,307.15 mi (8,541.03 km) |
| North Richland Hills to Rehau | 5,258.04 mi (8,461.99 km) |
| North Richland Hills to Rehburg-Loccum | 5,072.54 mi (8,163.46 km) |
| North Richland Hills to Rehlingen-Siersburg | 5,093.23 mi (8,196.77 km) |
| North Richland Hills to Reichelsheim | 5,162.07 mi (8,307.55 km) |
