| Keystone to Yverdon-les-Bains | 4,796.16 mi (7,718.67 km) |
| Keystone to Zofingen | 4,841.48 mi (7,791.60 km) |
| Keystone to Zollikon | 4,868.36 mi (7,834.86 km) |
| Keystone to Zuchwil | 4,826.88 mi (7,768.11 km) |
| Keystone to Zug | 4,869.91 mi (7,837.37 km) |
| Keystone to Zurich | 4,865.94 mi (7,830.98 km) |
| Keystone to Ra's al `Ayn | 6,607.63 mi (10,633.95 km) |
| Keystone to Tall Abyad | 6,568.36 mi (10,570.75 km) |
| Keystone to Acarlar | 6,033.07 mi (9,709.29 km) |
| Keystone to Acigol | 6,299.66 mi (10,138.32 km) |
| Keystone to Acipayam | 6,120.57 mi (9,850.10 km) |
| Keystone to Adakli | 6,514.11 mi (10,483.45 km) |
| Keystone to Adana | 6,400.72 mi (10,300.96 km) |
| Keystone to Adilcevaz | 6,623.28 mi (10,659.14 km) |
| Keystone to Adiyaman | 6,491.92 mi (10,447.74 km) |
