| Duncan to Naas | 4,400.22 mi (7,081.47 km) |
| Duncan to Navan | 4,387.80 mi (7,061.48 km) |
| Duncan to Nenagh | 4,350.98 mi (7,002.23 km) |
| Duncan to Palmerston | 4,407.47 mi (7,093.14 km) |
| Duncan to Port Laoise | 4,381.05 mi (7,050.62 km) |
| Duncan to Rath To | 4,400.02 mi (7,081.16 km) |
| Duncan to Rathfarnham | 4,412.42 mi (7,101.10 km) |
| Duncan to Ros Comain | 4,331.50 mi (6,970.87 km) |
| Duncan to Rush | 4,413.69 mi (7,103.15 km) |
| Duncan to Shannon | 4,328.99 mi (6,966.84 km) |
| Duncan to Sligo | 4,303.94 mi (6,926.52 km) |
| Duncan to Swords | 4,410.54 mi (7,098.07 km) |
| Duncan to Tallaght | 4,409.98 mi (7,097.18 km) |
| Duncan to Tralee | 4,308.13 mi (6,933.26 km) |
| Duncan to Tramore | 4,410.71 mi (7,098.36 km) |
