| Isernia to Polzela | 325.87 mi (524.44 km) |
| Isernia to Postojna | 288.34 mi (464.03 km) |
| Isernia to Prebold | 322.98 mi (519.78 km) |
| Isernia to Preddvor | 325.03 mi (523.08 km) |
| Isernia to Prevalje | 343.01 mi (552.03 km) |
| Isernia to Ptuj | 342.48 mi (551.18 km) |
| Isernia to Puconci | 365.01 mi (587.43 km) |
| Isernia to Race | 342.66 mi (551.46 km) |
| Isernia to Radece | 311.84 mi (501.86 km) |
| Isernia to Radenci | 360.07 mi (579.48 km) |
| Isernia to Radlje ob Dravi | 349.76 mi (562.88 km) |
| Isernia to Radovljica | 327.50 mi (527.06 km) |
| Isernia to Ravne na Koroskem | 343.27 mi (552.44 km) |
| Isernia to Razkrizje | 354.49 mi (570.50 km) |
| Isernia to Recica | 328.01 mi (527.88 km) |
