If you're here looking up Delta customer care, you probably already know who they are. But it helps to get an idea of how big they are and what their support operation looks like if you are a customer. Delta also goes by or is associated with the names Delta Airlines, Delta Air, Delta Air Lines, Inc.. They are considered to be part of the following sectors and industries: Airlines, Travel. Delta is associated with terms like public, b2c by their customers and industry analysts. Their competition, in the eyes of customers, are companies like American Airlines, United Airlines, Jetblue. They employ 80,000 people according to customers in the know.