| Duffel to Harrison (Wisconsin) | 4,051.59 mi (6,520.41 km) |
| Duffel to Harrisonburg (Virginia) | 3,958.25 mi (6,370.20 km) |
| Duffel to Hartford (Connecticut) | 3,560.16 mi (5,729.52 km) |
| Duffel to Hartford (Wisconsin) | 4,095.68 mi (6,591.36 km) |
| Duffel to Hartselle (Alabama) | 4,472.09 mi (7,197.13 km) |
| Duffel to Hartsville (Tennessee) | 4,344.85 mi (6,992.36 km) |
| Duffel to Harvey (Illinois) | 4,150.14 mi (6,679.01 km) |
| Duffel to Harvey (Louisiana) | 4,826.95 mi (7,768.23 km) |
| Duffel to Hasbrouck Heights (New Jersey) | 3,655.56 mi (5,883.06 km) |
| Duffel to Haslett (Michigan) | 3,974.28 mi (6,395.98 km) |
| Duffel to Hastings (Minnesota) | 4,188.94 mi (6,741.44 km) |
| Duffel to Hastings (Nebraska) | 4,589.67 mi (7,386.36 km) |
| Duffel to Hattiesburg (Mississippi) | 4,724.27 mi (7,602.99 km) |
| Duffel to Hauppauge (New York) | 3,622.47 mi (5,829.80 km) |
| Duffel to Havelock (North Carolina) | 4,043.22 mi (6,506.94 km) |
