| Gallup to Popovo | 6,295.75 mi (10,132.04 km) |
| Gallup to Provadia | 6,339.63 mi (10,202.64 km) |
| Gallup to Radnevo | 6,346.20 mi (10,213.23 km) |
| Gallup to Radomir | 6,242.00 mi (10,045.52 km) |
| Gallup to Rakitovo | 6,308.16 mi (10,152.00 km) |
| Gallup to Rakovski | 6,317.98 mi (10,167.80 km) |
| Gallup to Razgrad | 6,293.56 mi (10,128.50 km) |
| Gallup to Razlog | 6,294.67 mi (10,130.29 km) |
| Gallup to Ruse | 6,260.99 mi (10,076.09 km) |
| Gallup to Samokov | 6,272.38 mi (10,094.42 km) |
| Gallup to Sandanski | 6,306.28 mi (10,148.98 km) |
| Gallup to Sevlievo | 6,281.18 mi (10,108.59 km) |
| Gallup to Shumen | 6,319.68 mi (10,170.54 km) |
| Gallup to Silistra | 6,281.49 mi (10,109.09 km) |
| Gallup to Sliven | 6,336.33 mi (10,197.35 km) |
