| Arroyo Grande to Popovo | 6,626.18 mi (10,663.81 km) |
| Arroyo Grande to Provadia | 6,663.25 mi (10,723.47 km) |
| Arroyo Grande to Radnevo | 6,684.01 mi (10,756.88 km) |
| Arroyo Grande to Radomir | 6,597.05 mi (10,616.92 km) |
| Arroyo Grande to Rakitovo | 6,659.29 mi (10,717.09 km) |
| Arroyo Grande to Rakovski | 6,661.97 mi (10,721.41 km) |
| Arroyo Grande to Razgrad | 6,621.23 mi (10,655.84 km) |
| Arroyo Grande to Razlog | 6,650.16 mi (10,702.39 km) |
| Arroyo Grande to Ruse | 6,590.70 mi (10,606.71 km) |
| Arroyo Grande to Samokov | 6,624.88 mi (10,661.72 km) |
| Arroyo Grande to Sandanski | 6,664.61 mi (10,725.65 km) |
| Arroyo Grande to Sevlievo | 6,620.35 mi (10,654.43 km) |
| Arroyo Grande to Shumen | 6,646.00 mi (10,695.70 km) |
| Arroyo Grande to Silistra | 6,601.43 mi (10,623.98 km) |
| Arroyo Grande to Sliven | 6,669.60 mi (10,733.68 km) |
