| Samokov to River Ridge (Louisiana) | 5,908.74 mi (9,509.20 km) |
| Samokov to Riverbank (California) | 6,471.44 mi (10,414.77 km) |
| Samokov to Riverdale (Georgia) | 5,492.40 mi (8,839.17 km) |
| Samokov to Riverdale (Illinois) | 5,226.89 mi (8,411.86 km) |
| Samokov to Riverside (California) | 6,615.95 mi (10,647.34 km) |
| Samokov to Riverside (Ohio) | 5,183.43 mi (8,341.93 km) |
| Samokov to Riverton (Utah) | 6,073.40 mi (9,774.19 km) |
| Samokov to Riverton (Wyoming) | 5,828.22 mi (9,379.62 km) |
| Samokov to Riverview (Florida) | 5,679.50 mi (9,140.26 km) |
| Samokov to Riverview (Michigan) | 5,035.94 mi (8,104.57 km) |
| Samokov to Riviera Beach (Florida) | 5,630.48 mi (9,061.39 km) |
| Samokov to Riviera Beach (Maryland) | 4,908.01 mi (7,898.68 km) |
| Samokov to Roanoke (Virginia) | 5,134.11 mi (8,262.55 km) |
| Samokov to Roanoke Rapids (North Carolina) | 5,076.16 mi (8,169.29 km) |
| Samokov to Robbinsdale (Minnesota) | 5,258.26 mi (8,462.35 km) |
