American Express Customer Service and Support American Express offers 24/7 customer service for many of its banking products. Some of its products don't have 24/7 phone lines, but they usually ...

A Business Overview and Contemporary Focus. Founded in 1850, American Express operates as a global services company focused ...

American Express's website contains a potentially serious security glitch that is causing at least one customer's username and password to show up in URLs on the site, CRN has learned. Brett ...

American Express offers 24/7 customer service for many of its banking products. Some of its products don't have 24/7 phone lines, but they usually offer good hours regardless, including weekend ...