| Dobrich to River Ridge (Louisiana) | 6,024.56 mi (9,695.59 km) |
| Dobrich to Riverbank (California) | 6,489.29 mi (10,443.50 km) |
| Dobrich to Riverdale (Georgia) | 5,612.39 mi (9,032.27 km) |
| Dobrich to Riverdale (Illinois) | 5,319.48 mi (8,560.88 km) |
| Dobrich to Riverside (California) | 6,650.81 mi (10,703.45 km) |
| Dobrich to Riverside (Ohio) | 5,288.15 mi (8,510.45 km) |
| Dobrich to Riverton (Utah) | 6,111.26 mi (9,835.12 km) |
| Dobrich to Riverton (Wyoming) | 5,870.03 mi (9,446.90 km) |
| Dobrich to Riverview (Florida) | 5,817.56 mi (9,362.46 km) |
| Dobrich to Riverview (Michigan) | 5,136.05 mi (8,265.67 km) |
| Dobrich to Riviera Beach (Florida) | 5,775.48 mi (9,294.73 km) |
| Dobrich to Riviera Beach (Maryland) | 5,029.13 mi (8,093.60 km) |
| Dobrich to Roanoke (Virginia) | 5,253.72 mi (8,455.05 km) |
| Dobrich to Roanoke Rapids (North Carolina) | 5,202.43 mi (8,372.50 km) |
| Dobrich to Robbinsdale (Minnesota) | 5,330.04 mi (8,577.87 km) |
