| Gardner to Popovo | 5,674.11 mi (9,131.60 km) |
| Gardner to Provadia | 5,723.02 mi (9,210.32 km) |
| Gardner to Radnevo | 5,717.48 mi (9,201.40 km) |
| Gardner to Radomir | 5,600.56 mi (9,013.23 km) |
| Gardner to Rakitovo | 5,668.94 mi (9,123.27 km) |
| Gardner to Rakovski | 5,684.53 mi (9,148.37 km) |
| Gardner to Razgrad | 5,674.29 mi (9,131.88 km) |
| Gardner to Razlog | 5,652.06 mi (9,096.11 km) |
| Gardner to Ruse | 5,640.55 mi (9,077.58 km) |
| Gardner to Samokov | 5,632.59 mi (9,064.77 km) |
| Gardner to Sandanski | 5,661.17 mi (9,110.77 km) |
| Gardner to Sevlievo | 5,652.38 mi (9,096.63 km) |
| Gardner to Shumen | 5,701.12 mi (9,175.06 km) |
| Gardner to Silistra | 5,669.07 mi (9,123.49 km) |
| Gardner to Sliven | 5,711.61 mi (9,191.94 km) |
