| Balch Springs to Popovo | 6,063.18 mi (9,757.75 km) |
| Balch Springs to Provadia | 6,113.78 mi (9,839.18 km) |
| Balch Springs to Radnevo | 6,103.62 mi (9,822.82 km) |
| Balch Springs to Radomir | 5,981.89 mi (9,626.93 km) |
| Balch Springs to Rakitovo | 6,050.93 mi (9,738.03 km) |
| Balch Springs to Rakovski | 6,068.89 mi (9,766.94 km) |
| Balch Springs to Razgrad | 6,064.25 mi (9,759.47 km) |
| Balch Springs to Razlog | 6,032.66 mi (9,708.62 km) |
| Balch Springs to Ruse | 6,030.21 mi (9,704.68 km) |
| Balch Springs to Samokov | 6,014.49 mi (9,679.39 km) |
| Balch Springs to Sandanski | 6,040.62 mi (9,721.43 km) |
| Balch Springs to Sevlievo | 6,038.76 mi (9,718.44 km) |
| Balch Springs to Shumen | 6,091.24 mi (9,802.90 km) |
| Balch Springs to Silistra | 6,061.56 mi (9,755.14 km) |
| Balch Springs to Sliven | 6,099.34 mi (9,815.93 km) |
