| Risca to Yverdon-les-Bains | 551.00 mi (886.74 km) |
| Risca to Zofingen | 577.51 mi (929.41 km) |
| Risca to Zollikon | 600.12 mi (965.80 km) |
| Risca to Zuchwil | 566.44 mi (911.59 km) |
| Risca to Zug | 604.51 mi (972.86 km) |
| Risca to Zurich | 597.44 mi (961.48 km) |
| Risca to Ra's al `Ayn | 2,324.20 mi (3,740.44 km) |
| Risca to Tall Abyad | 2,283.86 mi (3,675.51 km) |
| Risca to Acarlar | 1,769.02 mi (2,846.97 km) |
| Risca to Acigol | 2,015.12 mi (3,243.02 km) |
| Risca to Acipayam | 1,852.16 mi (2,980.76 km) |
| Risca to Adakli | 2,239.22 mi (3,603.68 km) |
| Risca to Adana | 2,117.51 mi (3,407.80 km) |
| Risca to Adilcevaz | 2,354.02 mi (3,788.44 km) |
| Risca to Adiyaman | 2,208.04 mi (3,553.49 km) |
