| Irthlingborough to Sostanj | 813.36 mi (1,308.98 km) |
| Irthlingborough to Spodnje Hoce | 831.80 mi (1,338.65 km) |
| Irthlingborough to Spodnji Duplek | 835.46 mi (1,344.54 km) |
| Irthlingborough to Sredisce ob Dravi | 860.44 mi (1,384.74 km) |
| Irthlingborough to Stari Trg | 819.49 mi (1,318.85 km) |
| Irthlingborough to Starse | 837.81 mi (1,348.32 km) |
| Irthlingborough to Store | 829.93 mi (1,335.65 km) |
| Irthlingborough to Straza | 839.12 mi (1,350.43 km) |
| Irthlingborough to Sveta Ana | 833.69 mi (1,341.69 km) |
| Irthlingborough to Sveta Trojica v Slovenskih Goricah | 837.81 mi (1,348.32 km) |
| Irthlingborough to Sveti Jurij | 843.72 mi (1,357.84 km) |
| Irthlingborough to Tabor | 818.62 mi (1,317.43 km) |
| Irthlingborough to Tisina | 843.21 mi (1,357.02 km) |
| Irthlingborough to Tolmin | 771.58 mi (1,241.74 km) |
| Irthlingborough to Tomaz pri Ormozu | 849.35 mi (1,366.90 km) |
