| South Houston to Yverdon-les-Bains | 5,266.19 mi (8,475.11 km) |
| South Houston to Zofingen | 5,302.25 mi (8,533.15 km) |
| South Houston to Zollikon | 5,326.44 mi (8,572.08 km) |
| South Houston to Zuchwil | 5,289.65 mi (8,512.87 km) |
| South Houston to Zug | 5,329.97 mi (8,577.76 km) |
| South Houston to Zurich | 5,323.82 mi (8,567.86 km) |
| South Houston to Ra's al `Ayn | 7,005.27 mi (11,273.90 km) |
| South Houston to Tall Abyad | 6,974.70 mi (11,224.69 km) |
| South Houston to Acarlar | 6,496.56 mi (10,455.20 km) |
| South Houston to Acigol | 6,718.97 mi (10,813.14 km) |
| South Houston to Acipayam | 6,578.93 mi (10,587.76 km) |
| South Houston to Adakli | 6,889.91 mi (11,088.23 km) |
| South Houston to Adana | 6,827.87 mi (10,988.40 km) |
| South Houston to Adilcevaz | 6,986.90 mi (11,244.33 km) |
| South Houston to Adiyaman | 6,894.11 mi (11,095.00 km) |
