| Upper Montclair to Popovo | 4,805.78 mi (7,734.15 km) |
| Upper Montclair to Provadia | 4,860.55 mi (7,822.30 km) |
| Upper Montclair to Radnevo | 4,837.90 mi (7,785.84 km) |
| Upper Montclair to Radomir | 4,705.72 mi (7,573.12 km) |
| Upper Montclair to Rakitovo | 4,775.59 mi (7,685.57 km) |
| Upper Montclair to Rakovski | 4,799.06 mi (7,723.34 km) |
| Upper Montclair to Razgrad | 4,809.35 mi (7,739.90 km) |
| Upper Montclair to Razlog | 4,754.27 mi (7,651.26 km) |
| Upper Montclair to Ruse | 4,774.85 mi (7,684.37 km) |
| Upper Montclair to Samokov | 4,739.31 mi (7,627.19 km) |
| Upper Montclair to Sandanski | 4,759.58 mi (7,659.80 km) |
| Upper Montclair to Sevlievo | 4,774.38 mi (7,683.63 km) |
| Upper Montclair to Shumen | 4,836.46 mi (7,783.53 km) |
| Upper Montclair to Silistra | 4,814.07 mi (7,747.50 km) |
| Upper Montclair to Sliven | 4,837.86 mi (7,785.79 km) |
