| Portet-sur-Garonne to Zottegem | 519.70 mi (836.37 km) |
| Portet-sur-Garonne to Zulte | 519.66 mi (836.31 km) |
| Portet-sur-Garonne to Zwevegem | 510.90 mi (822.22 km) |
| Portet-sur-Garonne to Zwijndrecht | 548.90 mi (883.37 km) |
| Portet-sur-Garonne to Asenovgrad | 1,190.51 mi (1,915.94 km) |
| Portet-sur-Garonne to Aytos | 1,299.56 mi (2,091.45 km) |
| Portet-sur-Garonne to Balchik | 1,335.71 mi (2,149.61 km) |
| Portet-sur-Garonne to Bankya | 1,094.28 mi (1,761.07 km) |
| Portet-sur-Garonne to Bansko | 1,124.34 mi (1,809.45 km) |
| Portet-sur-Garonne to Berkovitsa | 1,087.39 mi (1,749.98 km) |
| Portet-sur-Garonne to Blagoevgrad | 1,101.65 mi (1,772.93 km) |
| Portet-sur-Garonne to Botevgrad | 1,124.72 mi (1,810.06 km) |
| Portet-sur-Garonne to Burgas | 1,313.28 mi (2,113.53 km) |
| Portet-sur-Garonne to Byala Slatina | 1,125.67 mi (1,811.59 km) |
| Portet-sur-Garonne to Chirpan | 1,210.62 mi (1,948.30 km) |
