| Southborough to Homer Glen (Illinois) | 3,998.71 mi (6,435.30 km) |
| Southborough to Homestead (Florida) | 4,474.99 mi (7,201.80 km) |
| Southborough to Homewood (Alabama) | 4,343.16 mi (6,989.64 km) |
| Southborough to Homewood (Illinois) | 3,989.75 mi (6,420.89 km) |
| Southborough to Homosassa Springs (Florida) | 4,396.22 mi (7,075.03 km) |
| Southborough to Honeygo (Maryland) | 3,641.26 mi (5,860.04 km) |
| Southborough to Honolulu (Hawaii) | 7,254.60 mi (11,675.15 km) |
| Southborough to Hoover (Alabama) | 4,347.27 mi (6,996.26 km) |
| Southborough to Hopatcong (New Jersey) | 3,501.28 mi (5,634.76 km) |
| Southborough to Hope Mills (North Carolina) | 3,948.35 mi (6,354.25 km) |
| Southborough to Hopewell (Virginia) | 3,772.11 mi (6,070.63 km) |
| Southborough to Hopkins (Minnesota) | 4,046.02 mi (6,511.45 km) |
| Southborough to Hopkinsville (Kentucky) | 4,205.85 mi (6,768.66 km) |
| Southborough to Horizon City (Texas) | 5,185.87 mi (8,345.85 km) |
| Southborough to Horizon West (Florida) | 4,375.66 mi (7,041.95 km) |
