| East San Gabriel to Popovo | 6,630.73 mi (10,671.12 km) |
| East San Gabriel to Provadia | 6,669.74 mi (10,733.91 km) |
| East San Gabriel to Radnevo | 6,686.65 mi (10,761.12 km) |
| East San Gabriel to Radomir | 6,594.68 mi (10,613.10 km) |
| East San Gabriel to Rakitovo | 6,658.15 mi (10,715.26 km) |
| East San Gabriel to Rakovski | 6,662.84 mi (10,722.80 km) |
| East San Gabriel to Razgrad | 6,626.52 mi (10,664.36 km) |
| East San Gabriel to Razlog | 6,647.77 mi (10,698.55 km) |
| East San Gabriel to Ruse | 6,595.37 mi (10,614.22 km) |
| East San Gabriel to Samokov | 6,623.29 mi (10,659.15 km) |
| East San Gabriel to Sandanski | 6,661.45 mi (10,720.57 km) |
| East San Gabriel to Sevlievo | 6,622.47 mi (10,657.84 km) |
| East San Gabriel to Shumen | 6,651.71 mi (10,704.90 km) |
| East San Gabriel to Silistra | 6,608.79 mi (10,635.83 km) |
| East San Gabriel to Sliven | 6,673.46 mi (10,739.89 km) |
