| Galena Park to Popovo | 6,174.82 mi (9,937.41 km) |
| Galena Park to Provadia | 6,227.04 mi (10,021.45 km) |
| Galena Park to Radnevo | 6,212.20 mi (9,997.57 km) |
| Galena Park to Radomir | 6,086.07 mi (9,794.59 km) |
| Galena Park to Rakitovo | 6,155.58 mi (9,906.44 km) |
| Galena Park to Rakovski | 6,175.80 mi (9,938.99 km) |
| Galena Park to Razgrad | 6,176.81 mi (9,940.61 km) |
| Galena Park to Razlog | 6,136.00 mi (9,874.94 km) |
| Galena Park to Ruse | 6,142.52 mi (9,885.44 km) |
| Galena Park to Samokov | 6,119.14 mi (9,847.80 km) |
| Galena Park to Sandanski | 6,142.85 mi (9,885.95 km) |
| Galena Park to Sevlievo | 6,147.73 mi (9,893.82 km) |
| Galena Park to Shumen | 6,203.89 mi (9,984.20 km) |
| Galena Park to Silistra | 6,176.74 mi (9,940.50 km) |
| Galena Park to Sliven | 6,209.53 mi (9,993.28 km) |
