| Irthlingborough to Glencullen | 242.19 mi (389.76 km) |
| Irthlingborough to Gorey | 240.00 mi (386.24 km) |
| Irthlingborough to Greystones | 235.21 mi (378.53 km) |
| Irthlingborough to Kilkenny | 280.26 mi (451.03 km) |
| Irthlingborough to Killarney | 376.89 mi (606.54 km) |
| Irthlingborough to Leixlip | 255.37 mi (410.98 km) |
| Irthlingborough to Letterkenny | 343.00 mi (552.01 km) |
| Irthlingborough to Lifford | 330.76 mi (532.30 km) |
| Irthlingborough to Limerick | 337.59 mi (543.30 km) |
| Irthlingborough to Longford | 313.80 mi (505.01 km) |
| Irthlingborough to Lucan | 253.62 mi (408.17 km) |
| Irthlingborough to Maigh Nuad | 259.77 mi (418.07 km) |
| Irthlingborough to Midleton | 321.86 mi (517.98 km) |
| Irthlingborough to Monaghan | 294.15 mi (473.39 km) |
| Irthlingborough to Mullingar | 291.94 mi (469.83 km) |
