The customers can connect with the airlines in the following ways :
Access the official website of the American Airlines
Scroll down the homepage
In the "help" section at the bottom, click "contact American."
There you will find "share with us."
Click on "CALL"
Here, you will find the contact numbers related to various countries
Check out the Spanish number.
You can also visit the
American Airlines EspaƱol booking desk to learn about the various services while traveling from Spain.
Source:
https://cancellationflights.com/american-airlines-telefono/