| Morgan Hill to Popovo | 6,521.88 mi (10,495.96 km) |
| Morgan Hill to Provadia | 6,557.59 mi (10,553.43 km) |
| Morgan Hill to Radnevo | 6,580.98 mi (10,591.07 km) |
| Morgan Hill to Radomir | 6,497.63 mi (10,456.92 km) |
| Morgan Hill to Rakitovo | 6,558.93 mi (10,555.57 km) |
| Morgan Hill to Rakovski | 6,560.19 mi (10,557.61 km) |
| Morgan Hill to Razgrad | 6,516.43 mi (10,487.18 km) |
| Morgan Hill to Razlog | 6,550.69 mi (10,542.32 km) |
| Morgan Hill to Ruse | 6,486.35 mi (10,438.78 km) |
| Morgan Hill to Samokov | 6,524.88 mi (10,500.78 km) |
| Morgan Hill to Sandanski | 6,565.68 mi (10,566.44 km) |
| Morgan Hill to Sevlievo | 6,517.74 mi (10,489.29 km) |
| Morgan Hill to Shumen | 6,540.88 mi (10,526.53 km) |
| Morgan Hill to Silistra | 6,495.24 mi (10,453.08 km) |
| Morgan Hill to Sliven | 6,565.73 mi (10,566.52 km) |
