Midst reports that the Verizon iPhone is a virtual guarantee next year, there is growing speculation on the impact it would have on the major U.S. wireless service providers.

During September, ChangeWave surveyed 4,025 consumers on their attitudes and opinions towards their wireless providers – including customer satisfaction and loyalty, as well as the issue of dropped call rates.

The September 15-23 survey also focused on the industry impact if the Apple iPhone becomes available on Verizon (VZ), T-Mobile or Sprint/Nextel (S).

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
• Potential Impact of the Apple (AAPL) iPhone if Offered on Other Providers
• Dropped Calls Rates – Past 90 Days by Company
• Customer Loyalty and Churn Rates
• Likelihood of Switching in Next 90 Days by Wireless Provider
• Most Important Reasons for Switching Providers
• Wireless Providers Best Positioned to Gain New Customers

Plus Corporate Trends for the Major Wireless Service Providers:

• Current Corporate Market Share
• Corporate Customer Satisfaction
• Likelihood of Companies Switching in Next 6 Months

Companies in the Report:

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