| Tulcea to River Ridge (Louisiana) | 5,988.34 mi (9,637.31 km) |
| Tulcea to Riverbank (California) | 6,406.07 mi (10,309.58 km) |
| Tulcea to Riverdale (Georgia) | 5,579.10 mi (8,978.69 km) |
| Tulcea to Riverdale (Illinois) | 5,271.33 mi (8,483.39 km) |
| Tulcea to Riverside (California) | 6,574.22 mi (10,580.19 km) |
| Tulcea to Riverside (Ohio) | 5,246.56 mi (8,443.51 km) |
| Tulcea to Riverton (Utah) | 6,036.45 mi (9,714.73 km) |
| Tulcea to Riverton (Wyoming) | 5,797.14 mi (9,329.60 km) |
| Tulcea to Riverview (Florida) | 5,795.11 mi (9,326.32 km) |
| Tulcea to Riverview (Michigan) | 5,092.13 mi (8,194.99 km) |
| Tulcea to Riviera Beach (Florida) | 5,757.59 mi (9,265.94 km) |
| Tulcea to Riviera Beach (Maryland) | 4,997.24 mi (8,042.27 km) |
| Tulcea to Roanoke (Virginia) | 5,220.66 mi (8,401.83 km) |
| Tulcea to Roanoke Rapids (North Carolina) | 5,173.39 mi (8,325.77 km) |
| Tulcea to Robbinsdale (Minnesota) | 5,271.39 mi (8,483.48 km) |
