| Samokov to Red Bank (New Jersey) | 4,754.96 mi (7,652.37 km) |
| Samokov to Red Bank (Tennessee) | 5,453.61 mi (8,776.74 km) |
| Samokov to Red Bluff (California) | 6,347.70 mi (10,215.64 km) |
| Samokov to Red Hill (South Carolina) | 5,255.82 mi (8,458.43 km) |
| Samokov to Red Oak (Texas) | 6,031.40 mi (9,706.60 km) |
| Samokov to Red Wing (Minnesota) | 5,256.36 mi (8,459.30 km) |
| Samokov to Redan (Georgia) | 5,473.81 mi (8,809.25 km) |
| Samokov to Redding (California) | 6,325.49 mi (10,179.90 km) |
| Samokov to Redland (Maryland) | 4,934.81 mi (7,941.80 km) |
| Samokov to Redlands (California) | 6,603.04 mi (10,626.56 km) |
| Samokov to Redmond (Oregon) | 6,068.71 mi (9,766.64 km) |
| Samokov to Redmond (Washington) | 5,873.86 mi (9,453.06 km) |
| Samokov to Redondo Beach (California) | 6,646.95 mi (10,697.23 km) |
| Samokov to Redwood City (California) | 6,515.14 mi (10,485.11 km) |
| Samokov to Reedley (California) | 6,505.35 mi (10,469.36 km) |
