| North Plainfield to Popovo | 4,825.22 mi (7,765.44 km) |
| North Plainfield to Provadia | 4,880.02 mi (7,853.64 km) |
| North Plainfield to Radnevo | 4,857.27 mi (7,817.03 km) |
| North Plainfield to Radomir | 4,725.00 mi (7,604.16 km) |
| North Plainfield to Rakitovo | 4,794.88 mi (7,716.62 km) |
| North Plainfield to Rakovski | 4,818.40 mi (7,754.47 km) |
| North Plainfield to Razgrad | 4,828.81 mi (7,771.22 km) |
| North Plainfield to Razlog | 4,773.54 mi (7,682.26 km) |
| North Plainfield to Ruse | 4,794.31 mi (7,715.69 km) |
| North Plainfield to Samokov | 4,758.61 mi (7,658.24 km) |
| North Plainfield to Sandanski | 4,778.81 mi (7,690.75 km) |
| North Plainfield to Sevlievo | 4,793.77 mi (7,714.83 km) |
| North Plainfield to Shumen | 4,855.92 mi (7,814.85 km) |
| North Plainfield to Silistra | 4,833.59 mi (7,778.91 km) |
| North Plainfield to Sliven | 4,857.27 mi (7,817.03 km) |
