AT&T raising data plan costs

January 19, 2012 2:47:59 PM PST
AT&T has raised the cost of data plans on its smartphones by 20 to 33 percent, depending upon the plan.

The new cost includes extra megabytes of data usage for the lowest-priced service package.

AT&T says it will notify customers when they reach their data limits.

Overage fees run between $10 and $20.