| Duncan to Yverdon-les-Bains | 5,130.59 mi (8,256.88 km) |
| Duncan to Zofingen | 5,161.09 mi (8,305.97 km) |
| Duncan to Zollikon | 5,183.52 mi (8,342.07 km) |
| Duncan to Zuchwil | 5,149.73 mi (8,287.68 km) |
| Duncan to Zug | 5,188.09 mi (8,349.43 km) |
| Duncan to Zurich | 5,180.82 mi (8,337.72 km) |
| Duncan to Ra's al `Ayn | 6,813.42 mi (10,965.14 km) |
| Duncan to Tall Abyad | 6,787.42 mi (10,923.30 km) |
| Duncan to Acarlar | 6,344.13 mi (10,209.88 km) |
| Duncan to Acigol | 6,540.83 mi (10,526.44 km) |
| Duncan to Acipayam | 6,422.82 mi (10,336.53 km) |
| Duncan to Adakli | 6,688.79 mi (10,764.57 km) |
| Duncan to Adana | 6,652.61 mi (10,706.35 km) |
| Duncan to Adilcevaz | 6,779.18 mi (10,910.04 km) |
| Duncan to Adiyaman | 6,705.62 mi (10,791.65 km) |
