| Trenton to Popovo | 4,856.07 mi (7,815.09 km) |
| Trenton to Provadia | 4,910.95 mi (7,903.40 km) |
| Trenton to Radnevo | 4,887.95 mi (7,866.39 km) |
| Trenton to Radomir | 4,755.46 mi (7,653.17 km) |
| Trenton to Rakitovo | 4,825.34 mi (7,765.64 km) |
| Trenton to Rakovski | 4,848.99 mi (7,803.70 km) |
| Trenton to Razgrad | 4,859.71 mi (7,820.95 km) |
| Trenton to Razlog | 4,803.92 mi (7,731.17 km) |
| Trenton to Ruse | 4,825.21 mi (7,765.42 km) |
| Trenton to Samokov | 4,789.08 mi (7,707.28 km) |
| Trenton to Sandanski | 4,809.13 mi (7,739.54 km) |
| Trenton to Sevlievo | 4,824.49 mi (7,764.26 km) |
| Trenton to Shumen | 4,886.82 mi (7,864.57 km) |
| Trenton to Silistra | 4,864.62 mi (7,828.86 km) |
| Trenton to Sliven | 4,888.04 mi (7,866.54 km) |
