| Ontario to Glenvar Heights (Florida) | 2,293.52 mi (3,691.06 km) |
| Ontario to Glenview (Illinois) | 1,702.73 mi (2,740.27 km) |
| Ontario to Gloucester (Massachusetts) | 2,576.69 mi (4,146.78 km) |
| Ontario to Gloucester City (New Jersey) | 2,357.69 mi (3,794.34 km) |
| Ontario to Gloucester Point (Virginia) | 2,300.18 mi (3,701.79 km) |
| Ontario to Gloversville (New York) | 2,390.86 mi (3,847.71 km) |
| Ontario to Godfrey (Illinois) | 1,552.55 mi (2,498.60 km) |
| Ontario to Gold Canyon (Arizona) | 358.42 mi (576.83 km) |
| Ontario to Golden (Colorado) | 789.05 mi (1,269.85 km) |
| Ontario to Golden Gate (Florida) | 2,201.34 mi (3,542.72 km) |
| Ontario to Golden Glades (Florida) | 2,294.45 mi (3,692.57 km) |
| Ontario to Golden Valley (Minnesota) | 1,489.04 mi (2,396.37 km) |
| Ontario to Goldenrod (Florida) | 2,164.41 mi (3,483.28 km) |
| Ontario to Goldsboro (North Carolina) | 2,237.98 mi (3,601.68 km) |
| Ontario to Goleta (California) | 131.58 mi (211.75 km) |
