| Walthamstow to Popovo | 1,342.12 mi (2,159.93 km) |
| Walthamstow to Provadia | 1,398.54 mi (2,250.73 km) |
| Walthamstow to Radnevo | 1,371.92 mi (2,207.89 km) |
| Walthamstow to Radomir | 1,240.60 mi (1,996.55 km) |
| Walthamstow to Rakitovo | 1,310.33 mi (2,108.78 km) |
| Walthamstow to Rakovski | 1,332.95 mi (2,145.18 km) |
| Walthamstow to Razgrad | 1,346.83 mi (2,167.51 km) |
| Walthamstow to Razlog | 1,290.05 mi (2,076.13 km) |
| Walthamstow to Ruse | 1,312.33 mi (2,111.99 km) |
| Walthamstow to Samokov | 1,273.96 mi (2,050.24 km) |
| Walthamstow to Sandanski | 1,296.66 mi (2,086.77 km) |
| Walthamstow to Sevlievo | 1,308.69 mi (2,106.13 km) |
| Walthamstow to Shumen | 1,373.82 mi (2,210.95 km) |
| Walthamstow to Silistra | 1,356.09 mi (2,182.42 km) |
| Walthamstow to Sliven | 1,372.68 mi (2,209.12 km) |
