| Isabela to Prokuplje | 5,282.89 mi (8,501.99 km) |
| Isabela to Raca | 5,238.58 mi (8,430.69 km) |
| Isabela to Raska | 5,234.13 mi (8,423.51 km) |
| Isabela to Razanj | 5,274.53 mi (8,488.54 km) |
| Isabela to Rekovac | 5,251.24 mi (8,451.06 km) |
| Isabela to Ruma | 5,172.47 mi (8,324.28 km) |
| Isabela to Sabac | 5,169.05 mi (8,318.78 km) |
| Isabela to Secanj | 5,212.25 mi (8,388.31 km) |
| Isabela to Senta | 5,172.21 mi (8,323.86 km) |
| Isabela to Sid | 5,142.18 mi (8,275.54 km) |
| Isabela to Sjenica | 5,204.42 mi (8,375.70 km) |
| Isabela to Smederevo | 5,229.73 mi (8,416.45 km) |
| Isabela to Smederevska Palanka | 5,235.47 mi (8,425.68 km) |
| Isabela to Sokobanja | 5,290.23 mi (8,513.80 km) |
| Isabela to Sombor | 5,128.13 mi (8,252.92 km) |
