| South River to Zottegem | 3,663.01 mi (5,895.04 km) |
| South River to Zulte | 3,646.85 mi (5,869.04 km) |
| South River to Zwevegem | 3,645.66 mi (5,867.12 km) |
| South River to Zwijndrecht | 3,675.86 mi (5,915.72 km) |
| South River to Asenovgrad | 4,830.77 mi (7,774.38 km) |
| South River to Aytos | 4,898.76 mi (7,883.79 km) |
| South River to Balchik | 4,904.03 mi (7,892.27 km) |
| South River to Bankya | 4,731.51 mi (7,614.64 km) |
| South River to Bansko | 4,781.22 mi (7,694.64 km) |
| South River to Berkovitsa | 4,709.32 mi (7,578.92 km) |
| South River to Blagoevgrad | 4,757.59 mi (7,656.60 km) |
| South River to Botevgrad | 4,750.21 mi (7,644.73 km) |
| South River to Burgas | 4,915.96 mi (7,911.48 km) |
| South River to Byala Slatina | 4,733.17 mi (7,617.30 km) |
| South River to Chirpan | 4,841.91 mi (7,792.29 km) |
