I remember absent mindedly clicking on the first link after searching "United Airline" and it was some sketchy site that ...

Is calling United Airlines free ... directly by calling up the relevant airline through the airlines reservations phone number +𝟏-(𝟖𝟓𝟔)-𝟐𝟒𝟔-𝟓𝟒𝟒𝟒 from the list ...

The largest airline in the world by number of destinations served, United operates flights to 235 domestic and 138 international cities in 60 countries around the world. It's headquartered in ...