| Chambersburg to Popovo | 4,984.08 mi (8,021.10 km) |
| Chambersburg to Provadia | 5,038.30 mi (8,108.36 km) |
| Chambersburg to Radnevo | 5,017.46 mi (8,074.82 km) |
| Chambersburg to Radomir | 4,886.69 mi (7,864.37 km) |
| Chambersburg to Rakitovo | 4,956.51 mi (7,976.73 km) |
| Chambersburg to Rakovski | 4,979.19 mi (8,013.23 km) |
| Chambersburg to Razgrad | 4,987.29 mi (8,026.27 km) |
| Chambersburg to Razlog | 4,935.62 mi (7,943.11 km) |
| Chambersburg to Ruse | 4,952.81 mi (7,970.79 km) |
| Chambersburg to Samokov | 4,920.17 mi (7,918.25 km) |
| Chambersburg to Sandanski | 4,941.32 mi (7,952.28 km) |
| Chambersburg to Sevlievo | 4,953.68 mi (7,972.18 km) |
| Chambersburg to Shumen | 5,014.41 mi (8,069.91 km) |
| Chambersburg to Silistra | 4,990.93 mi (8,032.12 km) |
| Chambersburg to Sliven | 5,016.80 mi (8,073.76 km) |
