| Blackburn to Harrison (Wisconsin) | 3,704.93 mi (5,962.51 km) |
| Blackburn to Harrisonburg (Virginia) | 3,619.76 mi (5,825.44 km) |
| Blackburn to Hartford (Connecticut) | 3,222.70 mi (5,186.43 km) |
| Blackburn to Hartford (Wisconsin) | 3,749.17 mi (6,033.70 km) |
| Blackburn to Hartselle (Alabama) | 4,131.14 mi (6,648.43 km) |
| Blackburn to Hartsville (Tennessee) | 4,002.83 mi (6,441.93 km) |
| Blackburn to Harvey (Illinois) | 3,804.29 mi (6,122.42 km) |
| Blackburn to Harvey (Louisiana) | 4,487.44 mi (7,221.84 km) |
| Blackburn to Hasbrouck Heights (New Jersey) | 3,318.15 mi (5,340.05 km) |
| Blackburn to Haslett (Michigan) | 3,628.91 mi (5,840.17 km) |
| Blackburn to Hastings (Minnesota) | 3,842.26 mi (6,183.52 km) |
| Blackburn to Hastings (Nebraska) | 4,243.01 mi (6,828.46 km) |
| Blackburn to Hattiesburg (Mississippi) | 4,384.16 mi (7,055.62 km) |
| Blackburn to Hauppauge (New York) | 3,285.90 mi (5,288.15 km) |
| Blackburn to Havelock (North Carolina) | 3,711.57 mi (5,973.20 km) |
