| Happy Valley to Popovo | 6,008.95 mi (9,670.47 km) |
| Happy Valley to Provadia | 6,041.33 mi (9,722.58 km) |
| Happy Valley to Radnevo | 6,070.90 mi (9,770.16 km) |
| Happy Valley to Radomir | 5,996.66 mi (9,650.69 km) |
| Happy Valley to Rakitovo | 6,055.42 mi (9,745.25 km) |
| Happy Valley to Rakovski | 6,053.21 mi (9,741.70 km) |
| Happy Valley to Razgrad | 6,002.31 mi (9,659.79 km) |
| Happy Valley to Razlog | 6,049.42 mi (9,735.61 km) |
| Happy Valley to Ruse | 5,973.41 mi (9,613.28 km) |
| Happy Valley to Samokov | 6,022.37 mi (9,692.07 km) |
| Happy Valley to Sandanski | 6,065.70 mi (9,761.80 km) |
| Happy Valley to Sevlievo | 6,008.87 mi (9,670.33 km) |
| Happy Valley to Shumen | 6,025.95 mi (9,697.83 km) |
| Happy Valley to Silistra | 5,977.91 mi (9,620.52 km) |
| Happy Valley to Sliven | 6,053.69 mi (9,742.48 km) |
