J.D. Power and Associates announced the results of its latest study concerning quality of cell phone calls. Verizon Wireless ranked number one in the Northeast, Mid-Atlantic and West Regions, and tied Sprint for number one in the Southwest. Alltel ranked well in the Southeast and North Central regions. Notably absent from the rankings are AT&T and T-Mobile. J.D. Power surveyed 22,000 people and asked them about dropped calls; static/interference; failed connection on the first try; voice distortion; echoes; no immediate voice mail notification; and no immediate text message notification.