| Sumner to Yverdon-les-Bains | 5,247.03 mi (8,444.28 km) |
| Sumner to Zofingen | 5,250.55 mi (8,449.94 km) |
| Sumner to Zollikon | 5,263.18 mi (8,470.27 km) |
| Sumner to Zuchwil | 5,245.68 mi (8,442.10 km) |
| Sumner to Zug | 5,271.86 mi (8,484.24 km) |
| Sumner to Zurich | 5,260.37 mi (8,465.75 km) |
| Sumner to Ra's al `Ayn | 6,525.95 mi (10,502.50 km) |
| Sumner to Tall Abyad | 6,523.11 mi (10,497.93 km) |
| Sumner to Acarlar | 6,275.34 mi (10,099.18 km) |
| Sumner to Acigol | 6,339.73 mi (10,202.81 km) |
| Sumner to Acipayam | 6,330.74 mi (10,188.34 km) |
| Sumner to Adakli | 6,369.49 mi (10,250.70 km) |
| Sumner to Adana | 6,454.63 mi (10,387.72 km) |
| Sumner to Adilcevaz | 6,421.35 mi (10,334.17 km) |
| Sumner to Adiyaman | 6,442.95 mi (10,368.93 km) |
