March 18 - 4:55pm EDT   The call quality among various wireless voice network providers has held steady over the last 18 months while the gap between the best performing networks and the worst is disappearing, says a recent JD Power and Associates report, though Verizon is still at the top of the list. On average, its customers have reported just 15 problems per 100 (PP100) calls as related to voice quality, the ability to make connections and the number of drops. [full story]

August 14 - 12:00pm EDT   Verizon has just edged out long-time champion T-Mobile in its ability to help cellular customers, according to the results of a new JD Power study. The research group gave the second-largest carrier the nod for a high score of 103 in the survey, which tracked both carriers' ability to provide an actual solution to a given problem on the phone, in person, or online, as well as the amount of hold time for phone help. Verizon is said to be especially noteworthy for resolving many more of its problems the first time where rivals sometimes require multiple sessions. [full story]

March 27 - 4:50pm EDT   J.D. Power and Associates on Thursday released the first volume of its 2008 Wireless Call Quality Performance Study, which rates the major wireless carriers in seven specific areas relating to quality based on surveys of users. The bi-annual report rates each provider on a demerit point system, measuring their performance on a problems per 100 calls (PP100) scale, with lower scores translating to better performance. The report concluded Alltel, T-Mobile, Verizon and US Cellular are the top-ranking providers in their respective regions. [full story]