| Havre de Grace to River Ridge (Louisiana) | 1,037.01 mi (1,668.91 km) |
| Havre de Grace to Riverbank (California) | 2,397.51 mi (3,858.41 km) |
| Havre de Grace to Riverdale (Georgia) | 618.30 mi (995.06 km) |
| Havre de Grace to Riverdale (Illinois) | 621.07 mi (999.51 km) |
| Havre de Grace to Riverside (California) | 2,297.74 mi (3,697.86 km) |
| Havre de Grace to Riverside (Ohio) | 426.05 mi (685.66 km) |
| Havre de Grace to Riverton (Utah) | 1,884.57 mi (3,032.93 km) |
| Havre de Grace to Riverton (Wyoming) | 1,683.43 mi (2,709.22 km) |
| Havre de Grace to Riverview (Florida) | 884.20 mi (1,422.98 km) |
| Havre de Grace to Riverview (Michigan) | 411.83 mi (662.78 km) |
| Havre de Grace to Riviera Beach (Florida) | 911.06 mi (1,466.21 km) |
| Havre de Grace to Riviera Beach (Maryland) | 34.53 mi (55.58 km) |
| Havre de Grace to Roanoke (Virginia) | 260.51 mi (419.24 km) |
| Havre de Grace to Roanoke Rapids (North Carolina) | 230.08 mi (370.27 km) |
| Havre de Grace to Robbinsdale (Minnesota) | 955.59 mi (1,537.88 km) |
