| Potters Bar to Ratingen | 303.64 mi (488.65 km) |
| Potters Bar to Ratzeburg | 477.66 mi (768.71 km) |
| Potters Bar to Raubling | 610.49 mi (982.50 km) |
| Potters Bar to Rauenberg | 424.89 mi (683.79 km) |
| Potters Bar to Raunheim | 393.77 mi (633.71 km) |
| Potters Bar to Ravensburg | 513.59 mi (826.54 km) |
| Potters Bar to Recke | 338.90 mi (545.40 km) |
| Potters Bar to Recklinghausen | 314.90 mi (506.78 km) |
| Potters Bar to Regen | 615.85 mi (991.12 km) |
| Potters Bar to Regensburg | 570.74 mi (918.52 km) |
| Potters Bar to Regenstauf | 569.70 mi (916.85 km) |
| Potters Bar to Rehau | 539.44 mi (868.14 km) |
| Potters Bar to Rehburg-Loccum | 401.89 mi (646.78 km) |
| Potters Bar to Rehlingen-Siersburg | 341.44 mi (549.49 km) |
| Potters Bar to Reichelsheim | 417.56 mi (672.00 km) |
