| Isernia to Pyskowice | 641.73 mi (1,032.77 km) |
| Isernia to Raciborz | 616.43 mi (992.05 km) |
| Isernia to Radom | 752.04 mi (1,210.28 km) |
| Isernia to Radomsko | 699.09 mi (1,125.08 km) |
| Isernia to Radzionkow Nowy | 646.00 mi (1,039.63 km) |
| Isernia to Radzymin | 814.73 mi (1,311.18 km) |
| Isernia to Radzyn Podlaski | 806.63 mi (1,298.14 km) |
| Isernia to Rawa Mazowiecka | 757.20 mi (1,218.60 km) |
| Isernia to Rawicz | 702.33 mi (1,130.29 km) |
| Isernia to Reda | 918.55 mi (1,478.26 km) |
| Isernia to Rogozno | 780.82 mi (1,256.61 km) |
| Isernia to Ropczyce | 682.46 mi (1,098.31 km) |
| Isernia to Ruda Slaska | 637.79 mi (1,026.42 km) |
| Isernia to Rumia | 915.66 mi (1,473.61 km) |
| Isernia to Rury | 772.61 mi (1,243.40 km) |
