| Dobrich to Robertsville (New Jersey) | 4,886.62 mi (7,864.26 km) |
| Dobrich to Robinson (Texas) | 6,196.78 mi (9,972.75 km) |
| Dobrich to Robstown (Texas) | 6,419.87 mi (10,331.79 km) |
| Dobrich to Rochester (Michigan) | 5,108.10 mi (8,220.69 km) |
| Dobrich to Rochester (Minnesota) | 5,356.90 mi (8,621.10 km) |
| Dobrich to Rochester (New Hampshire) | 4,624.34 mi (7,442.16 km) |
| Dobrich to Rochester (New York) | 4,883.99 mi (7,860.02 km) |
| Dobrich to Rochester Hills (Michigan) | 5,110.49 mi (8,224.54 km) |
| Dobrich to Rock Hill (South Carolina) | 5,410.13 mi (8,706.77 km) |
| Dobrich to Rock Island (Illinois) | 5,429.17 mi (8,737.41 km) |
| Dobrich to Rock Springs (Wyoming) | 5,977.26 mi (9,619.47 km) |
| Dobrich to Rockford (Illinois) | 5,336.72 mi (8,588.62 km) |
| Dobrich to Rockledge (Florida) | 5,726.91 mi (9,216.58 km) |
| Dobrich to Rocklin (California) | 6,426.22 mi (10,342.00 km) |
| Dobrich to Rockport (Texas) | 6,385.19 mi (10,275.97 km) |
