| Strijen to Popovo | 1,159.43 mi (1,865.92 km) |
| Strijen to Provadia | 1,214.41 mi (1,954.40 km) |
| Strijen to Radnevo | 1,193.35 mi (1,920.51 km) |
| Strijen to Radomir | 1,068.14 mi (1,719.00 km) |
| Strijen to Rakitovo | 1,137.23 mi (1,830.19 km) |
| Strijen to Rakovski | 1,156.52 mi (1,861.24 km) |
| Strijen to Razgrad | 1,163.08 mi (1,871.80 km) |
| Strijen to Razlog | 1,119.01 mi (1,800.87 km) |
| Strijen to Ruse | 1,128.57 mi (1,816.25 km) |
| Strijen to Samokov | 1,100.78 mi (1,771.54 km) |
| Strijen to Sandanski | 1,127.48 mi (1,814.50 km) |
| Strijen to Sevlievo | 1,129.22 mi (1,817.30 km) |
| Strijen to Shumen | 1,190.18 mi (1,915.41 km) |
| Strijen to Silistra | 1,169.50 mi (1,882.13 km) |
| Strijen to Sliven | 1,192.01 mi (1,918.36 km) |
