| Castelo Branco to Raca | 1,485.54 mi (2,390.74 km) |
| Castelo Branco to Raska | 1,465.93 mi (2,359.18 km) |
| Castelo Branco to Razanj | 1,513.06 mi (2,435.03 km) |
| Castelo Branco to Rekovac | 1,492.38 mi (2,401.75 km) |
| Castelo Branco to Ruma | 1,432.17 mi (2,304.85 km) |
| Castelo Branco to Sabac | 1,424.03 mi (2,291.75 km) |
| Castelo Branco to Secanj | 1,479.90 mi (2,381.67 km) |
| Castelo Branco to Senta | 1,451.18 mi (2,335.44 km) |
| Castelo Branco to Sid | 1,403.74 mi (2,259.10 km) |
| Castelo Branco to Sjenica | 1,435.28 mi (2,309.87 km) |
| Castelo Branco to Smederevo | 1,484.14 mi (2,388.49 km) |
| Castelo Branco to Smederevska Palanka | 1,484.65 mi (2,389.32 km) |
| Castelo Branco to Sokobanja | 1,528.89 mi (2,460.51 km) |
| Castelo Branco to Sombor | 1,403.42 mi (2,258.59 km) |
| Castelo Branco to Srbobran | 1,433.30 mi (2,306.68 km) |
