| Mercer Island to Hagerstown (Maryland) | 2,260.25 mi (3,637.52 km) |
| Mercer Island to Haines City (Florida) | 2,550.64 mi (4,104.86 km) |
| Mercer Island to Halawa (Hawaii) | 2,680.79 mi (4,314.31 km) |
| Mercer Island to Half Moon Bay (California) | 697.75 mi (1,122.93 km) |
| Mercer Island to Halfway (Maryland) | 2,258.79 mi (3,635.16 km) |
| Mercer Island to Hallandale Beach (Florida) | 2,717.65 mi (4,373.63 km) |
| Mercer Island to Haltom City (Texas) | 1,652.97 mi (2,660.20 km) |
| Mercer Island to Ham Lake (Minnesota) | 1,383.87 mi (2,227.13 km) |
| Mercer Island to Hamilton (Ohio) | 1,949.58 mi (3,137.55 km) |
| Mercer Island to Hamilton Square (New Jersey) | 2,383.56 mi (3,835.98 km) |
| Mercer Island to Hammond (Indiana) | 1,742.42 mi (2,804.15 km) |
| Mercer Island to Hammond (Louisiana) | 2,050.21 mi (3,299.49 km) |
| Mercer Island to Hammonton (New Jersey) | 2,397.10 mi (3,857.75 km) |
| Mercer Island to Hampton (Virginia) | 2,414.59 mi (3,885.91 km) |
| Mercer Island to Hampton Bays (New York) | 2,461.15 mi (3,960.83 km) |
