| South Portland to Glencullen | 2,907.84 mi (4,679.71 km) |
| South Portland to Gorey | 2,913.93 mi (4,689.51 km) |
| South Portland to Greystones | 2,914.94 mi (4,691.13 km) |
| South Portland to Kilkenny | 2,875.22 mi (4,627.22 km) |
| South Portland to Killarney | 2,792.19 mi (4,493.60 km) |
| South Portland to Leixlip | 2,894.62 mi (4,658.44 km) |
| South Portland to Letterkenny | 2,822.71 mi (4,542.72 km) |
| South Portland to Lifford | 2,833.47 mi (4,560.03 km) |
| South Portland to Limerick | 2,819.16 mi (4,536.99 km) |
| South Portland to Longford | 2,836.55 mi (4,564.99 km) |
| South Portland to Lucan | 2,896.36 mi (4,661.24 km) |
| South Portland to Maigh Nuad | 2,890.22 mi (4,651.35 km) |
| South Portland to Midleton | 2,849.61 mi (4,586.01 km) |
| South Portland to Monaghan | 2,861.88 mi (4,605.75 km) |
| South Portland to Mullingar | 2,858.09 mi (4,599.65 km) |
