| Merritt Island to Popovo | 5,664.58 mi (9,116.26 km) |
| Merritt Island to Provadia | 5,721.84 mi (9,208.41 km) |
| Merritt Island to Radnevo | 5,689.75 mi (9,156.77 km) |
| Merritt Island to Radomir | 5,550.13 mi (8,932.06 km) |
| Merritt Island to Rakitovo | 5,619.90 mi (9,044.35 km) |
| Merritt Island to Rakovski | 5,647.93 mi (9,089.46 km) |
| Merritt Island to Razgrad | 5,669.99 mi (9,124.96 km) |
| Merritt Island to Razlog | 5,596.05 mi (9,005.97 km) |
| Merritt Island to Ruse | 5,635.54 mi (9,069.52 km) |
| Merritt Island to Samokov | 5,584.21 mi (8,986.92 km) |
| Merritt Island to Sandanski | 5,598.77 mi (9,010.35 km) |
| Merritt Island to Sevlievo | 5,628.09 mi (9,057.53 km) |
| Merritt Island to Shumen | 5,696.88 mi (9,168.24 km) |
| Merritt Island to Silistra | 5,679.98 mi (9,141.05 km) |
| Merritt Island to Sliven | 5,693.14 mi (9,162.22 km) |
