| Duncan to Arcore | 5,280.77 mi (8,498.58 km) |
| Duncan to Ardea | 5,577.50 mi (8,976.12 km) |
| Duncan to Arenzano | 5,305.39 mi (8,538.21 km) |
| Duncan to Arese | 5,274.35 mi (8,488.25 km) |
| Duncan to Arezzo | 5,471.67 mi (8,805.81 km) |
| Duncan to Argelato | 5,403.88 mi (8,696.70 km) |
| Duncan to Argenta | 5,421.12 mi (8,724.45 km) |
| Duncan to Ariano Irpino | 5,699.60 mi (9,172.63 km) |
| Duncan to Ariccia | 5,577.90 mi (8,976.76 km) |
| Duncan to Arluno | 5,271.14 mi (8,483.08 km) |
| Duncan to Arona | 5,246.14 mi (8,442.84 km) |
| Duncan to Artena | 5,587.24 mi (8,991.80 km) |
| Duncan to Arzachena | 5,470.03 mi (8,803.16 km) |
| Duncan to Arzano | 5,677.18 mi (9,136.54 km) |
| Duncan to Arzignano | 5,363.87 mi (8,632.31 km) |
