| Portes-les-Valence to Zottegem | 417.09 mi (671.23 km) |
| Portes-les-Valence to Zulte | 422.85 mi (680.52 km) |
| Portes-les-Valence to Zwevegem | 415.68 mi (668.97 km) |
| Portes-les-Valence to Zwijndrecht | 439.00 mi (706.50 km) |
| Portes-les-Valence to Asenovgrad | 1,019.29 mi (1,640.38 km) |
| Portes-les-Valence to Aytos | 1,122.41 mi (1,806.35 km) |
| Portes-les-Valence to Balchik | 1,154.72 mi (1,858.34 km) |
| Portes-les-Valence to Bankya | 920.92 mi (1,482.08 km) |
| Portes-les-Valence to Bansko | 955.98 mi (1,538.50 km) |
| Portes-les-Valence to Berkovitsa | 910.86 mi (1,465.88 km) |
| Portes-les-Valence to Blagoevgrad | 932.71 mi (1,501.05 km) |
| Portes-les-Valence to Botevgrad | 949.48 mi (1,528.04 km) |
| Portes-les-Valence to Burgas | 1,136.87 mi (1,829.62 km) |
| Portes-les-Valence to Byala Slatina | 947.22 mi (1,524.41 km) |
| Portes-les-Valence to Chirpan | 1,037.83 mi (1,670.23 km) |
