| Senec to Harrison (Wisconsin) | 4,629.85 mi (7,451.03 km) |
| Senec to Harrisonburg (Virginia) | 4,561.06 mi (7,340.32 km) |
| Senec to Hartford (Connecticut) | 4,163.95 mi (6,701.22 km) |
| Senec to Hartford (Wisconsin) | 4,676.06 mi (7,525.39 km) |
| Senec to Hartselle (Alabama) | 5,071.73 mi (8,162.16 km) |
| Senec to Hartsville (Tennessee) | 4,942.67 mi (7,954.46 km) |
| Senec to Harvey (Illinois) | 4,735.93 mi (7,621.75 km) |
| Senec to Harvey (Louisiana) | 5,428.56 mi (8,736.43 km) |
| Senec to Hasbrouck Heights (New Jersey) | 4,259.40 mi (6,854.84 km) |
| Senec to Haslett (Michigan) | 4,562.75 mi (7,343.03 km) |
| Senec to Hastings (Minnesota) | 4,756.46 mi (7,654.78 km) |
| Senec to Hastings (Nebraska) | 5,156.11 mi (8,297.96 km) |
| Senec to Hattiesburg (Mississippi) | 5,325.10 mi (8,569.92 km) |
| Senec to Hauppauge (New York) | 4,227.00 mi (6,802.70 km) |
| Senec to Havelock (North Carolina) | 4,650.53 mi (7,484.31 km) |
