| Porsgrunn to Querfurt | 539.35 mi (868.01 km) |
| Porsgrunn to Quickborn | 371.95 mi (598.59 km) |
| Porsgrunn to Quierschied | 685.37 mi (1,103.00 km) |
| Porsgrunn to Radeberg | 576.84 mi (928.34 km) |
| Porsgrunn to Radebeul | 575.05 mi (925.45 km) |
| Porsgrunn to Radevormwald | 554.70 mi (892.71 km) |
| Porsgrunn to Radolfzell am Bodensee | 787.02 mi (1,266.59 km) |
| Porsgrunn to Raesfeld | 520.00 mi (836.86 km) |
| Porsgrunn to Rahden | 464.78 mi (747.99 km) |
| Porsgrunn to Rain | 722.44 mi (1,162.66 km) |
| Porsgrunn to Rangsdorf | 493.64 mi (794.44 km) |
| Porsgrunn to Rastatt | 711.89 mi (1,145.67 km) |
| Porsgrunn to Rastede | 409.38 mi (658.84 km) |
| Porsgrunn to Ratekau | 359.02 mi (577.79 km) |
| Porsgrunn to Rathenow | 461.44 mi (742.62 km) |
