| Porsgrunn to Pyskowice | 698.78 mi (1,124.58 km) |
| Porsgrunn to Raciborz | 709.95 mi (1,142.55 km) |
| Porsgrunn to Radom | 695.97 mi (1,120.06 km) |
| Porsgrunn to Radomsko | 674.99 mi (1,086.28 km) |
| Porsgrunn to Radzionkow Nowy | 704.15 mi (1,133.22 km) |
| Porsgrunn to Radzymin | 641.07 mi (1,031.70 km) |
| Porsgrunn to Radzyn Podlaski | 713.78 mi (1,148.72 km) |
| Porsgrunn to Rawa Mazowiecka | 653.15 mi (1,051.14 km) |
| Porsgrunn to Rawicz | 588.97 mi (947.86 km) |
| Porsgrunn to Reda | 450.02 mi (724.23 km) |
| Porsgrunn to Rogozno | 521.92 mi (839.95 km) |
| Porsgrunn to Ropczyce | 784.74 mi (1,262.91 km) |
| Porsgrunn to Ruda Slaska | 710.95 mi (1,144.16 km) |
| Porsgrunn to Rumia | 453.91 mi (730.50 km) |
| Porsgrunn to Rury | 740.20 mi (1,191.24 km) |
