| Tonsberg to Popovo | 1,288.88 mi (2,074.25 km) |
| Tonsberg to Provadia | 1,326.05 mi (2,134.07 km) |
| Tonsberg to Radnevo | 1,348.25 mi (2,169.80 km) |
| Tonsberg to Radomir | 1,274.43 mi (2,051.00 km) |
| Tonsberg to Rakitovo | 1,331.72 mi (2,143.20 km) |
| Tonsberg to Rakovski | 1,329.25 mi (2,139.22 km) |
| Tonsberg to Razgrad | 1,283.75 mi (2,066.00 km) |
| Tonsberg to Razlog | 1,326.84 mi (2,135.34 km) |
| Tonsberg to Ruse | 1,253.37 mi (2,017.10 km) |
| Tonsberg to Samokov | 1,299.14 mi (2,090.76 km) |
| Tonsberg to Sandanski | 1,343.98 mi (2,162.93 km) |
| Tonsberg to Sevlievo | 1,285.49 mi (2,068.80 km) |
| Tonsberg to Shumen | 1,308.53 mi (2,105.88 km) |
| Tonsberg to Silistra | 1,264.84 mi (2,035.57 km) |
| Tonsberg to Sliven | 1,332.65 mi (2,144.70 km) |
