| Sliven to Rosemont (California) | 6,469.65 mi (10,411.90 km) |
| Sliven to Rosemount (Minnesota) | 5,336.39 mi (8,588.09 km) |
| Sliven to Rosenberg (Texas) | 6,242.39 mi (10,046.15 km) |
| Sliven to Roseville (California) | 6,454.76 mi (10,387.94 km) |
| Sliven to Roseville (Michigan) | 5,098.09 mi (8,204.58 km) |
| Sliven to Roseville (Minnesota) | 5,325.22 mi (8,570.11 km) |
| Sliven to Rossmoor (California) | 6,693.87 mi (10,772.75 km) |
| Sliven to Rossville (Maryland) | 4,996.01 mi (8,040.30 km) |
| Sliven to Roswell (Georgia) | 5,564.94 mi (8,955.90 km) |
| Sliven to Roswell (New Mexico) | 6,332.08 mi (10,190.50 km) |
| Sliven to Round Lake (Illinois) | 5,292.12 mi (8,516.84 km) |
| Sliven to Round Lake Beach (Illinois) | 5,289.46 mi (8,512.57 km) |
| Sliven to Round Rock (Texas) | 6,256.84 mi (10,069.40 km) |
| Sliven to Rowland Heights (California) | 6,677.79 mi (10,746.87 km) |
| Sliven to Rowlett (Texas) | 6,086.30 mi (9,794.96 km) |
