| Serpa to Zottegem | 1,052.61 mi (1,694.01 km) |
| Serpa to Zulte | 1,046.05 mi (1,683.46 km) |
| Serpa to Zwevegem | 1,036.95 mi (1,668.81 km) |
| Serpa to Zwijndrecht | 1,085.84 mi (1,747.49 km) |
| Serpa to Asenovgrad | 1,731.07 mi (2,785.89 km) |
| Serpa to Aytos | 1,851.39 mi (2,979.52 km) |
| Serpa to Balchik | 1,896.32 mi (3,051.83 km) |
| Serpa to Bankya | 1,642.38 mi (2,643.15 km) |
| Serpa to Bansko | 1,660.54 mi (2,672.38 km) |
| Serpa to Berkovitsa | 1,642.64 mi (2,643.58 km) |
| Serpa to Blagoevgrad | 1,639.87 mi (2,639.11 km) |
| Serpa to Botevgrad | 1,676.12 mi (2,697.46 km) |
| Serpa to Burgas | 1,863.04 mi (2,998.27 km) |
| Serpa to Byala Slatina | 1,684.28 mi (2,710.59 km) |
| Serpa to Chirpan | 1,754.19 mi (2,823.10 km) |
