The move is part of AT&T's ongoing strategy to eliminate smartphone subsidies among third-party retailers and convince more customers to go the installment route.
AT&T is in the process of eliminating service contracts and subsidies for its retail partners. But they will still be available at AT&T stores.
The wireless carrier will instead promote an "All-In" plan that includes $60 for the plan and $20 for the smartphone.
The wireless provider follows cable and wireless industry associations in seeking help from the courts.
CNET's Marguerite Reardon takes a look at T-Mobile's new plan to entice wireless customers to jump ship from their existing carriers.
AT&T's Digital Life and Drive platforms are joining forces so you can tap into your home security and automation set up straight from your car.
This is the third time that AT&T has added unlimited calling to Mexico in its different plans. The company previously brought it to World Connect Value and its subisidiary Cricket Wireless.
The company expects a pretax loss due to changes in pension and post-employment plans and abandonment of certain copper assets.
The company is aggressively pursuing new areas, such as Internet of Things, connected cars and smart homes.
AT&T is one of the four major wireless carriers to agree to pay back customers for fraudulent text message charges, but its settlement may not be sufficient to guarantee a full reimbursement.