| Whitney to Popovo | 6,431.83 mi (10,351.03 km) |
| Whitney to Provadia | 6,471.98 mi (10,415.64 km) |
| Whitney to Radnevo | 6,486.59 mi (10,439.16 km) |
| Whitney to Radomir | 6,391.91 mi (10,286.79 km) |
| Whitney to Rakitovo | 6,456.01 mi (10,389.94 km) |
| Whitney to Rakovski | 6,461.80 mi (10,399.26 km) |
| Whitney to Razgrad | 6,428.07 mi (10,344.98 km) |
| Whitney to Razlog | 6,444.96 mi (10,372.16 km) |
| Whitney to Ruse | 6,396.57 mi (10,294.29 km) |
| Whitney to Samokov | 6,420.92 mi (10,333.47 km) |
| Whitney to Sandanski | 6,458.22 mi (10,393.50 km) |
| Whitney to Sevlievo | 6,422.17 mi (10,335.49 km) |
| Whitney to Shumen | 6,453.50 mi (10,385.90 km) |
| Whitney to Silistra | 6,411.61 mi (10,318.49 km) |
| Whitney to Sliven | 6,474.12 mi (10,419.10 km) |
