| Seaford to Harrison (Wisconsin) | 3,900.25 mi (6,276.85 km) |
| Seaford to Harrisonburg (Virginia) | 3,787.04 mi (6,094.65 km) |
| Seaford to Hartford (Connecticut) | 3,388.07 mi (5,452.56 km) |
| Seaford to Hartford (Wisconsin) | 3,942.84 mi (6,345.39 km) |
| Seaford to Hartselle (Alabama) | 4,303.78 mi (6,926.27 km) |
| Seaford to Hartsville (Tennessee) | 4,178.34 mi (6,724.39 km) |
| Seaford to Harvey (Illinois) | 3,993.43 mi (6,426.80 km) |
| Seaford to Harvey (Louisiana) | 4,656.46 mi (7,493.85 km) |
| Seaford to Hasbrouck Heights (New Jersey) | 3,483.34 mi (5,605.90 km) |
| Seaford to Haslett (Michigan) | 3,815.81 mi (6,140.96 km) |
| Seaford to Hastings (Minnesota) | 4,044.22 mi (6,508.54 km) |
| Seaford to Hastings (Nebraska) | 4,444.89 mi (7,153.36 km) |
| Seaford to Hattiesburg (Mississippi) | 4,554.64 mi (7,329.98 km) |
| Seaford to Hauppauge (New York) | 3,449.39 mi (5,551.26 km) |
| Seaford to Havelock (North Carolina) | 3,865.56 mi (6,221.02 km) |
