| Ontario to West St. Paul (Minnesota) | 1,499.18 mi (2,412.69 km) |
| Ontario to West University Place (Texas) | 1,332.00 mi (2,143.64 km) |
| Ontario to West Valley City (Utah) | 552.38 mi (888.97 km) |
| Ontario to West Whittier-Los Nietos (California) | 26.85 mi (43.21 km) |
| Ontario to Westbrook (Maine) | 2,590.88 mi (4,169.62 km) |
| Ontario to Westbury (New York) | 2,434.20 mi (3,917.47 km) |
| Ontario to Westchase (Florida) | 2,101.74 mi (3,382.42 km) |
| Ontario to Westchester (Florida) | 2,290.37 mi (3,685.99 km) |
| Ontario to Westchester (Illinois) | 1,696.70 mi (2,730.58 km) |
| Ontario to Western Springs (Illinois) | 1,695.70 mi (2,728.97 km) |
| Ontario to Westerville (Ohio) | 1,944.58 mi (3,129.50 km) |
| Ontario to Westfield (Indiana) | 1,773.61 mi (2,854.36 km) |
| Ontario to Westfield (Massachusetts) | 2,472.71 mi (3,979.45 km) |
| Ontario to Westfield (New Jersey) | 2,395.21 mi (3,854.71 km) |
| Ontario to Westlake (Ohio) | 1,999.98 mi (3,218.65 km) |
