| Kerkrade to Popovo | 1,076.26 mi (1,732.07 km) |
| Kerkrade to Provadia | 1,132.04 mi (1,821.84 km) |
| Kerkrade to Radnevo | 1,108.36 mi (1,783.73 km) |
| Kerkrade to Radomir | 981.15 mi (1,579.01 km) |
| Kerkrade to Rakitovo | 1,050.45 mi (1,690.53 km) |
| Kerkrade to Rakovski | 1,070.74 mi (1,723.20 km) |
| Kerkrade to Razgrad | 1,080.48 mi (1,738.86 km) |
| Kerkrade to Razlog | 1,031.70 mi (1,660.37 km) |
| Kerkrade to Ruse | 1,045.96 mi (1,683.30 km) |
| Kerkrade to Samokov | 1,014.00 mi (1,631.88 km) |
| Kerkrade to Sandanski | 1,039.78 mi (1,673.36 km) |
| Kerkrade to Sevlievo | 1,044.55 mi (1,681.04 km) |
| Kerkrade to Shumen | 1,107.53 mi (1,782.39 km) |
| Kerkrade to Silistra | 1,088.69 mi (1,752.08 km) |
| Kerkrade to Sliven | 1,107.89 mi (1,782.97 km) |
