U.S. Cellular goes flat-rate too

02/21/2008 | ChicagoBusiness.com

U.S. Cellular is the fourth U.S. wireless carrier this week to unveil a national plan for unlimited voice calls. The operator, however, did say that just a small portion of its 6 million users are considered high-volume callers, which is the group most likely to gravitate toward the $99.99-a-month plan.

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