| Knowle to Hazleton (Pennsylvania) | 3,446.42 mi (5,546.47 km) |
| Knowle to Healdsburg (California) | 5,226.58 mi (8,411.37 km) |
| Knowle to Heath (Ohio) | 3,745.15 mi (6,027.23 km) |
| Knowle to Heber (Utah) | 4,767.42 mi (7,672.43 km) |
| Knowle to Helena (Alabama) | 4,245.96 mi (6,833.21 km) |
| Knowle to Helena (Montana) | 4,458.23 mi (7,174.83 km) |
| Knowle to Hemet (California) | 5,326.91 mi (8,572.84 km) |
| Knowle to Henderson (Kentucky) | 4,049.60 mi (6,517.20 km) |
| Knowle to Henderson (Nevada) | 5,134.24 mi (8,262.76 km) |
| Knowle to Henderson (North Carolina) | 3,756.78 mi (6,045.96 km) |
| Knowle to Henderson (Texas) | 4,615.14 mi (7,427.35 km) |
| Knowle to Hendersonville (North Carolina) | 3,968.24 mi (6,386.26 km) |
| Knowle to Hendersonville (Tennessee) | 4,085.74 mi (6,575.37 km) |
| Knowle to Hercules (California) | 5,244.54 mi (8,440.28 km) |
| Knowle to Hereford (Texas) | 4,762.20 mi (7,664.02 km) |
