| Ontario to Wanaque (New Jersey) | 2,396.60 mi (3,856.96 km) |
| Ontario to Wantagh (New York) | 2,438.71 mi (3,924.72 km) |
| Ontario to Warner Robins (Georgia) | 1,953.95 mi (3,144.58 km) |
| Ontario to Warr Acres (Oklahoma) | 1,136.97 mi (1,829.78 km) |
| Ontario to Warren (Michigan) | 1,949.36 mi (3,137.19 km) |
| Ontario to Warren (Ohio) | 2,056.96 mi (3,310.36 km) |
| Ontario to Warrensburg (Missouri) | 1,363.26 mi (2,193.96 km) |
| Ontario to Warrensville Heights (Ohio) | 2,020.98 mi (3,252.46 km) |
| Ontario to Warrenville (Illinois) | 1,681.39 mi (2,705.94 km) |
| Ontario to Warrington (Florida) | 1,783.33 mi (2,869.99 km) |
| Ontario to Warsaw (Indiana) | 1,796.32 mi (2,890.90 km) |
| Ontario to Warwick (Rhode Island) | 2,542.07 mi (4,091.07 km) |
| Ontario to Wasco (California) | 146.66 mi (236.03 km) |
| Ontario to Washington (District of Columbia) | 2,261.37 mi (3,639.33 km) |
| Ontario to Washington (Illinois) | 1,606.13 mi (2,584.82 km) |
