| Irthlingborough to Zilina | 869.48 mi (1,399.29 km) |
| Irthlingborough to Zlate Moravce | 878.33 mi (1,413.53 km) |
| Irthlingborough to Zvolen | 902.79 mi (1,452.90 km) |
| Irthlingborough to Ajdovscina | 791.12 mi (1,273.18 km) |
| Irthlingborough to Ankaran | 798.46 mi (1,284.99 km) |
| Irthlingborough to Apace | 834.46 mi (1,342.94 km) |
| Irthlingborough to Beltinci | 850.63 mi (1,368.95 km) |
| Irthlingborough to Benedikt | 836.89 mi (1,346.85 km) |
| Irthlingborough to Bistrica ob Sotli | 850.22 mi (1,368.30 km) |
| Irthlingborough to Bled | 778.08 mi (1,252.20 km) |
| Irthlingborough to Bohinjska Bistrica | 775.96 mi (1,248.78 km) |
| Irthlingborough to Borovnica | 806.36 mi (1,297.71 km) |
| Irthlingborough to Bovec | 758.21 mi (1,220.21 km) |
| Irthlingborough to Braslovce | 816.72 mi (1,314.39 km) |
| Irthlingborough to Brezice | 853.84 mi (1,374.12 km) |
