| Witham to Popovo | 1,318.86 mi (2,122.51 km) |
| Witham to Provadia | 1,374.88 mi (2,212.66 km) |
| Witham to Radnevo | 1,349.81 mi (2,172.31 km) |
| Witham to Radomir | 1,219.97 mi (1,963.35 km) |
| Witham to Rakitovo | 1,289.59 mi (2,075.39 km) |
| Witham to Rakovski | 1,311.38 mi (2,110.47 km) |
| Witham to Razgrad | 1,323.27 mi (2,129.60 km) |
| Witham to Razlog | 1,269.79 mi (2,043.53 km) |
| Witham to Ruse | 1,288.75 mi (2,074.05 km) |
| Witham to Samokov | 1,253.18 mi (2,016.79 km) |
| Witham to Sandanski | 1,276.85 mi (2,054.90 km) |
| Witham to Sevlievo | 1,286.31 mi (2,070.12 km) |
| Witham to Shumen | 1,350.30 mi (2,173.10 km) |
| Witham to Silistra | 1,331.67 mi (2,143.12 km) |
| Witham to Sliven | 1,350.00 mi (2,172.62 km) |
