| Round Rock to Apatin | 5,848.33 mi (9,411.98 km) |
| Round Rock to Arandelovac | 5,967.69 mi (9,604.07 km) |
| Round Rock to Arilje | 5,974.91 mi (9,615.68 km) |
| Round Rock to Babusnica | 6,093.69 mi (9,806.85 km) |
| Round Rock to Bac | 5,870.12 mi (9,447.04 km) |
| Round Rock to Backa Palanka | 5,882.23 mi (9,466.53 km) |
| Round Rock to Backa Topola | 5,865.89 mi (9,440.24 km) |
| Round Rock to Backi Petrovac | 5,884.51 mi (9,470.21 km) |
| Round Rock to Bajina Basta | 5,944.69 mi (9,567.05 km) |
| Round Rock to Batajnica | 5,930.63 mi (9,544.42 km) |
| Round Rock to Batocina | 5,994.43 mi (9,647.10 km) |
| Round Rock to Becej | 5,889.56 mi (9,478.33 km) |
| Round Rock to Bela Crkva | 5,973.00 mi (9,612.61 km) |
| Round Rock to Bela Palanka | 6,082.86 mi (9,789.41 km) |
| Round Rock to Belgrade | 5,940.97 mi (9,561.07 km) |
