| Ontario to Holbrook (New York) | 2,461.16 mi (3,960.85 km) |
| Ontario to Holiday (Florida) | 2,091.18 mi (3,365.43 km) |
| Ontario to Holiday City-Berkeley (New Jersey) | 2,401.66 mi (3,865.10 km) |
| Ontario to Holladay (Utah) | 556.63 mi (895.81 km) |
| Ontario to Holland (Michigan) | 1,796.99 mi (2,891.97 km) |
| Ontario to Hollins (Virginia) | 2,111.25 mi (3,397.73 km) |
| Ontario to Hollister (California) | 288.78 mi (464.75 km) |
| Ontario to Holly Hill (Florida) | 2,164.36 mi (3,483.19 km) |
| Ontario to Holly Springs (Georgia) | 1,886.47 mi (3,035.97 km) |
| Ontario to Holly Springs (North Carolina) | 2,186.79 mi (3,519.31 km) |
| Ontario to Hollywood (Florida) | 2,293.20 mi (3,690.56 km) |
| Ontario to Holmen (Wisconsin) | 1,562.72 mi (2,514.95 km) |
| Ontario to Holt (Michigan) | 1,874.52 mi (3,016.75 km) |
| Ontario to Holtsville (New York) | 2,462.40 mi (3,962.85 km) |
| Ontario to Holyoke (Massachusetts) | 2,478.42 mi (3,988.63 km) |
