| Ontario to South Fulton (Georgia) | 1,887.38 mi (3,037.44 km) |
| Ontario to South Gate (California) | 34.21 mi (55.06 km) |
| Ontario to South Hill (Washington) | 936.08 mi (1,506.47 km) |
| Ontario to South Holland (Illinois) | 1,708.90 mi (2,750.20 km) |
| Ontario to South Houston (Texas) | 1,344.78 mi (2,164.22 km) |
| Ontario to South Huntington (New York) | 2,444.23 mi (3,933.60 km) |
| Ontario to South Jordan (Utah) | 546.05 mi (878.79 km) |
| Ontario to South Lake Tahoe (California) | 363.34 mi (584.74 km) |
| Ontario to South Laurel (Maryland) | 2,269.73 mi (3,652.77 km) |
| Ontario to South Lyon (Michigan) | 1,917.42 mi (3,085.79 km) |
| Ontario to South Miami (Florida) | 2,294.71 mi (3,692.98 km) |
| Ontario to South Miami Heights (Florida) | 2,292.81 mi (3,689.93 km) |
| Ontario to South Milwaukee (Wisconsin) | 1,710.70 mi (2,753.10 km) |
| Ontario to South Ogden (Utah) | 581.48 mi (935.80 km) |
| Ontario to South Pasadena (California) | 31.91 mi (51.35 km) |
