| Southborough to Hazleton (Pennsylvania) | 3,554.94 mi (5,721.13 km) |
| Southborough to Healdsburg (California) | 5,346.85 mi (8,604.93 km) |
| Southborough to Heath (Ohio) | 3,856.35 mi (6,206.19 km) |
| Southborough to Heber (Utah) | 4,887.49 mi (7,865.65 km) |
| Southborough to Helena (Alabama) | 4,354.76 mi (7,008.31 km) |
| Southborough to Helena (Montana) | 4,578.60 mi (7,368.55 km) |
| Southborough to Hemet (California) | 5,446.91 mi (8,765.96 km) |
| Southborough to Henderson (Kentucky) | 4,161.84 mi (6,697.84 km) |
| Southborough to Henderson (Nevada) | 5,254.24 mi (8,455.88 km) |
| Southborough to Henderson (North Carolina) | 3,862.62 mi (6,216.29 km) |
| Southborough to Henderson (Texas) | 4,727.66 mi (7,608.44 km) |
| Southborough to Hendersonville (North Carolina) | 4,075.84 mi (6,559.43 km) |
| Southborough to Hendersonville (Tennessee) | 4,196.48 mi (6,753.59 km) |
| Southborough to Hercules (California) | 5,364.87 mi (8,633.93 km) |
| Southborough to Hereford (Texas) | 4,879.10 mi (7,852.15 km) |
