Source: Laura M. Holson, NY Times ( Free Registration )

With millions of people snapping up the iPhone, AT&T, the exclusive carrier for the popular phone, should be quite pleased with the stream of revenue it can expect from customers.

But AT&T, the biggest telecommunications company in the United States, has a problem: analysts say consumers are dropping traditional landlines faster than expected. The company, which still gets 32 percent of its revenue from its landline business, reports its second-quarter financial results Wednesday and is expected to talk about how its traditional phone service is contracting. 

Read Full Article: Phone giants fight to keep subscribers