| Dobrich to Ridgeland (Mississippi) | 5,891.15 mi (9,480.89 km) |
| Dobrich to Ridgewood (New Jersey) | 4,850.21 mi (7,805.66 km) |
| Dobrich to Rifle (Colorado) | 6,062.28 mi (9,756.30 km) |
| Dobrich to Rincon (Georgia) | 5,549.67 mi (8,931.34 km) |
| Dobrich to Ringwood (New Jersey) | 4,850.92 mi (7,806.81 km) |
| Dobrich to Río Grande (Puerto Rico) | 5,529.01 mi (8,898.07 km) |
| Dobrich to Rio Grande City (Texas) | 6,540.53 mi (10,525.97 km) |
| Dobrich to Rio Linda (California) | 6,437.78 mi (10,360.60 km) |
| Dobrich to Rio Rancho (New Mexico) | 6,284.30 mi (10,113.60 km) |
| Dobrich to Rio Rico (Arizona) | 6,634.66 mi (10,677.46 km) |
| Dobrich to Ripon (California) | 6,492.13 mi (10,448.08 km) |
| Dobrich to River Edge (New Jersey) | 4,849.81 mi (7,805.01 km) |
| Dobrich to River Falls (Wisconsin) | 5,316.70 mi (8,556.40 km) |
| Dobrich to River Forest (Illinois) | 5,312.95 mi (8,550.36 km) |
| Dobrich to River Grove (Illinois) | 5,312.08 mi (8,548.97 km) |
