Two major developments have dominated the U.S. wireless market in recent months – the long-awaited Verizon iPhone 4 release and the AT&T; bid for T-Mobile. In light of these events, how are the major U.S. providers doing with regards to customer satisfaction, churn rates, and demand going forward?

To find out, ChangeWave conducted a survey of 4,068 consumers on their impressions and future plans regarding their wireless service providers. The survey, completed March 28, also looked at key comparisons between Verizon iPhone 4 owners and AT&T; iPhone 4 owners.

Report details include:

• Market Share Competition Among the Major Providers: Verizon (VZ), AT&T; (T), Sprint/Nextel (S), and T-Mobile
• Customer Satisfaction Ratings by Wireless Provider
• Dropped Call Rates – Past 90 Days by Company
• Verizon vs. AT&T;: Comparison of Dropped Call Rates – Past 2 Years
• Mobile Internet Speed Rankings by Provider
• Customer Loyalty and Churn Rates
• Most Important Reasons for Switching Providers
• Wireless Providers Best Positioned to Gain New Customers
• AT&T; iPhone 4 Owners vs. Verizon iPhone 4 Owners – A Comparison
• Importance of Talking While Surfing the Internet Among Consumers

Corporate Trends for the Major Wireless Service Providers:

• Current Corporate Market Share
• Corporate Customer Satisfaction
• Likelihood of Companies Switching in Next 6 Months and Impact of Verizon iPhone

Companies in the Report:

APPLE (AAPL), AT&T; (T), SPRINT NEXTEL (S), VERIZON (VZ), DEUTSCHE TELEKOM

The complete Wireless Service Provider Report is available here.

*NOTE: ChangeWave's Wireless Service Provider survey is conducted quarterly, and the full series of four reports is available here.