| Glenn Dale to Prokuplje | 4,810.12 mi (7,741.15 km) |
| Glenn Dale to Raca | 4,746.17 mi (7,638.22 km) |
| Glenn Dale to Raska | 4,767.64 mi (7,672.77 km) |
| Glenn Dale to Razanj | 4,791.57 mi (7,711.29 km) |
| Glenn Dale to Rekovac | 4,766.61 mi (7,671.12 km) |
| Glenn Dale to Ruma | 4,669.70 mi (7,515.16 km) |
| Glenn Dale to Sabac | 4,673.28 mi (7,520.92 km) |
| Glenn Dale to Secanj | 4,693.81 mi (7,553.96 km) |
| Glenn Dale to Senta | 4,644.80 mi (7,475.08 km) |
| Glenn Dale to Sid | 4,640.78 mi (7,468.61 km) |
| Glenn Dale to Sjenica | 4,743.02 mi (7,633.16 km) |
| Glenn Dale to Smederevo | 4,727.27 mi (7,607.80 km) |
| Glenn Dale to Smederevska Palanka | 4,740.03 mi (7,628.34 km) |
| Glenn Dale to Sokobanja | 4,805.23 mi (7,733.26 km) |
| Glenn Dale to Sombor | 4,611.05 mi (7,420.77 km) |
