| Longford to Imatra | 1,430.59 mi (2,302.30 km) |
| Longford to Jakobstad | 1,273.82 mi (2,050.02 km) |
| Longford to Jamsa | 1,319.49 mi (2,123.52 km) |
| Longford to Janakkala | 1,291.74 mi (2,078.86 km) |
| Longford to Jarvenpaa | 1,302.80 mi (2,096.65 km) |
| Longford to Joensuu | 1,472.41 mi (2,369.61 km) |
| Longford to Joutseno | 1,421.44 mi (2,287.59 km) |
| Longford to Jyvaskyla | 1,341.93 mi (2,159.63 km) |
| Longford to Jyvaskylan Maalaiskunta | 1,342.53 mi (2,160.59 km) |
| Longford to Kaarina | 1,210.04 mi (1,947.37 km) |
| Longford to Kajaani | 1,430.94 mi (2,302.87 km) |
| Longford to Kalajoki | 1,322.84 mi (2,128.90 km) |
| Longford to Kangasala | 1,278.48 mi (2,057.52 km) |
| Longford to Kankaanpaa | 1,229.66 mi (1,978.95 km) |
| Longford to Karhula | 1,365.52 mi (2,197.60 km) |
