| Greenock to Yverdon-les-Bains | 800.14 mi (1,287.71 km) |
| Greenock to Zofingen | 807.05 mi (1,298.83 km) |
| Greenock to Zollikon | 822.50 mi (1,323.69 km) |
| Greenock to Zuchwil | 800.80 mi (1,288.77 km) |
| Greenock to Zug | 830.13 mi (1,335.96 km) |
| Greenock to Zurich | 819.68 mi (1,319.14 km) |
| Greenock to Ra's al `Ayn | 2,449.32 mi (3,941.79 km) |
| Greenock to Tall Abyad | 2,415.27 mi (3,887.00 km) |
| Greenock to Acarlar | 1,950.65 mi (3,139.27 km) |
| Greenock to Acigol | 2,156.24 mi (3,470.13 km) |
| Greenock to Acipayam | 2,027.83 mi (3,263.48 km) |
| Greenock to Adakli | 2,346.67 mi (3,776.61 km) |
| Greenock to Adana | 2,264.91 mi (3,645.02 km) |
| Greenock to Adilcevaz | 2,453.94 mi (3,949.24 km) |
| Greenock to Adiyaman | 2,335.89 mi (3,759.25 km) |
