| Grabels to Popovo | 1,121.01 mi (1,804.10 km) |
| Grabels to Provadia | 1,182.45 mi (1,902.98 km) |
| Grabels to Radnevo | 1,119.35 mi (1,801.42 km) |
| Grabels to Radomir | 966.85 mi (1,556.00 km) |
| Grabels to Rakitovo | 1,031.74 mi (1,660.43 km) |
| Grabels to Rakovski | 1,071.19 mi (1,723.91 km) |
| Grabels to Razgrad | 1,133.19 mi (1,823.70 km) |
| Grabels to Razlog | 1,002.52 mi (1,613.40 km) |
| Grabels to Ruse | 1,102.64 mi (1,774.53 km) |
| Grabels to Samokov | 1,000.03 mi (1,609.39 km) |
| Grabels to Sandanski | 998.65 mi (1,607.16 km) |
| Grabels to Sevlievo | 1,068.91 mi (1,720.24 km) |
| Grabels to Shumen | 1,156.49 mi (1,861.19 km) |
| Grabels to Silistra | 1,164.74 mi (1,874.46 km) |
| Grabels to Sliven | 1,133.95 mi (1,824.91 km) |
