| Gretna to Ames | 4,440.38 mi (7,146.10 km) |
| Gretna to Amorebieta | 4,713.60 mi (7,585.81 km) |
| Gretna to Amposta | 4,937.34 mi (7,945.89 km) |
| Gretna to Amurrio | 4,705.18 mi (7,572.26 km) |
| Gretna to Andoain | 4,747.30 mi (7,640.05 km) |
| Gretna to Andraitx | 5,058.35 mi (8,140.63 km) |
| Gretna to Andujar | 4,782.24 mi (7,696.28 km) |
| Gretna to Antequera | 4,783.33 mi (7,698.03 km) |
| Gretna to Antigua | 4,497.21 mi (7,237.57 km) |
| Gretna to Aranda de Duero | 4,706.87 mi (7,574.98 km) |
| Gretna to Aranjuez | 4,752.65 mi (7,648.65 km) |
| Gretna to Archena | 4,917.91 mi (7,914.61 km) |
| Gretna to Arcos de la Frontera | 4,726.87 mi (7,607.17 km) |
| Gretna to Arenys de Mar | 5,005.93 mi (8,056.26 km) |
| Gretna to Arenys de Munt | 5,004.56 mi (8,054.07 km) |
