| Ada to Haverhill (Massachusetts) | 4,254.22 mi (6,846.51 km) |
| Ada to Havre de Grace (Maryland) | 4,598.07 mi (7,399.88 km) |
| Ada to Hawaiian Gardens (California) | 6,347.62 mi (10,215.51 km) |
| Ada to Hawaiian Paradise Park (Hawaii) | 7,908.85 mi (12,728.06 km) |
| Ada to Hawthorne (California) | 6,349.77 mi (10,218.96 km) |
| Ada to Hawthorne (New Jersey) | 4,456.39 mi (7,171.87 km) |
| Ada to Hayden (Idaho) | 5,467.81 mi (8,799.59 km) |
| Ada to Hayesville (Oregon) | 5,772.69 mi (9,290.25 km) |
| Ada to Hays (Kansas) | 5,489.24 mi (8,834.08 km) |
| Ada to Haysville (Kansas) | 5,493.79 mi (8,841.39 km) |
| Ada to Hayward (California) | 6,212.73 mi (9,998.42 km) |
| Ada to Hazel Crest (Illinois) | 4,945.25 mi (7,958.62 km) |
| Ada to Hazel Dell (Washington) | 5,722.30 mi (9,209.15 km) |
| Ada to Hazel Park (Michigan) | 4,733.87 mi (7,618.43 km) |
| Ada to Hazelwood (Missouri) | 5,182.69 mi (8,340.73 km) |
