| Royal Palm Beach to Popovo | 5,724.49 mi (9,212.68 km) |
| Royal Palm Beach to Provadia | 5,782.29 mi (9,305.69 km) |
| Royal Palm Beach to Radnevo | 5,747.91 mi (9,250.37 km) |
| Royal Palm Beach to Radomir | 5,606.74 mi (9,023.18 km) |
| Royal Palm Beach to Rakitovo | 5,676.37 mi (9,135.24 km) |
| Royal Palm Beach to Rakovski | 5,705.44 mi (9,182.01 km) |
| Royal Palm Beach to Razgrad | 5,730.35 mi (9,222.11 km) |
| Royal Palm Beach to Razlog | 5,651.97 mi (9,095.96 km) |
| Royal Palm Beach to Ruse | 5,695.97 mi (9,166.78 km) |
| Royal Palm Beach to Samokov | 5,640.89 mi (9,078.13 km) |
| Royal Palm Beach to Sandanski | 5,654.08 mi (9,099.36 km) |
| Royal Palm Beach to Sevlievo | 5,686.80 mi (9,152.01 km) |
| Royal Palm Beach to Shumen | 5,757.14 mi (9,265.23 km) |
| Royal Palm Beach to Silistra | 5,741.67 mi (9,240.33 km) |
| Royal Palm Beach to Sliven | 5,752.13 mi (9,257.16 km) |
