| Rockville to Prokuplje | 4,820.18 mi (7,757.33 km) |
| Rockville to Raca | 4,756.04 mi (7,654.10 km) |
| Rockville to Raska | 4,777.81 mi (7,689.15 km) |
| Rockville to Razanj | 4,801.52 mi (7,727.29 km) |
| Rockville to Rekovac | 4,776.56 mi (7,687.13 km) |
| Rockville to Ruma | 4,679.51 mi (7,530.95 km) |
| Rockville to Sabac | 4,683.18 mi (7,536.84 km) |
| Rockville to Secanj | 4,703.40 mi (7,569.39 km) |
| Rockville to Senta | 4,654.32 mi (7,490.40 km) |
| Rockville to Sid | 4,650.63 mi (7,484.47 km) |
| Rockville to Sjenica | 4,753.28 mi (7,649.67 km) |
| Rockville to Smederevo | 4,737.03 mi (7,623.51 km) |
| Rockville to Smederevska Palanka | 4,749.86 mi (7,644.17 km) |
| Rockville to Sokobanja | 4,815.13 mi (7,749.21 km) |
| Rockville to Sombor | 4,620.74 mi (7,436.36 km) |
