| Walnut to Popovo | 6,630.49 mi (10,670.74 km) |
| Walnut to Provadia | 6,669.67 mi (10,733.80 km) |
| Walnut to Radnevo | 6,686.23 mi (10,760.46 km) |
| Walnut to Radomir | 6,593.84 mi (10,611.75 km) |
| Walnut to Rakitovo | 6,657.41 mi (10,714.07 km) |
| Walnut to Rakovski | 6,662.27 mi (10,721.90 km) |
| Walnut to Razgrad | 6,626.35 mi (10,664.08 km) |
| Walnut to Razlog | 6,646.93 mi (10,697.19 km) |
| Walnut to Ruse | 6,595.14 mi (10,613.86 km) |
| Walnut to Samokov | 6,622.51 mi (10,657.91 km) |
| Walnut to Sandanski | 6,660.54 mi (10,719.10 km) |
| Walnut to Sevlievo | 6,622.02 mi (10,657.11 km) |
| Walnut to Shumen | 6,651.57 mi (10,704.67 km) |
| Walnut to Silistra | 6,608.80 mi (10,635.84 km) |
| Walnut to Sliven | 6,673.15 mi (10,739.40 km) |
