Yes, you have to have a data plan with AT&T or any other mobile phone company to place calls or use 3G. The data plan is approx. 30$ extra a month on top of the regular phone line costs.
The iPhone is only available for AT&T and yes, there is an iPhone-specific data plan that is required. iPhone's that have been "unlocked" can be used with other carriers such as T-Mobile or Verizon, but even then an extremely large to unlimited data plan would be required (otherwise, you would have a LOT of overage charges since the iPhone is connected to the internet at all times).
The iPhone data plan is a requirement and this plan is $15.00/month for the DataPlus 200MB for iPhone or $25.00/month for the DataPro 2GB for iPhone, in addition to your voice plan and other features that you may choose. AT&T frequently runs a sweep of all of its accounts and if it finds an account with an iPhone and the iPhone data plan is not on the account they are adding it, no questions asked. Here is what AT&T says on their web site ... Please note: Data plan for iPhone is required for the life of your iPhone service and cannot be removed in the future. Data Plan for iPhone includes unlimited data in the U.S. Access rich HTML email and desktop-level web browsing, as well as Visual Voicemail to listen to voicemail messages in any order you choose. Please note: AT&T is Apple's exclusive carrier partner for iPhone in the United States. An eligible data plan for iPhone is required. This data plan covers data usage in the United States and does not cover international data usage and charges. If AT&T determines that you are using an iPhone on your account without an eligible data plan, AT&T reserves the right to add an eligible data plan to your account and bill you the appropriate monthly fee.
Whatever your base ATT plan is plus $30 per month for the data plan, which is required.
There is no way around paying for the data plan for the iPhone with AT&T. It is required for the entire duration that there is an iPhone on the account. The iPhone data plan is $15.00/month for the DataPlus 200MB for iPhone or $25.00/month for the DataPro 2GB for iPhone, in addition to your voice plan and other features that you may choose. AT&T frequently runs a sweep of all of its accounts and if it finds an account with an iPhone and the iPhone data plan is not on the account they are adding it, no questions asked.
It depends on your carrier. If your carrier is AT&T, it would add a Data Plan to your bill without further notice. According to the AT&T website: "AT&T is Apple's exclusive carrier partner for iPhone in the United States. An eligible data plan for iPhone is required. This data plan covers data usage in the United States and does not cover international data usage and charges. If AT&T determines that you are using an iPhone on your account without an eligible data plan, AT&T reserves the right to add an eligible data plan to your account and bill you the appropriate monthly fee."
With 2 year activation at AT&T you can get a 16GB iPhone 4 for $199 or a 32GB iPhone 4 for $299. A data plan is also required, the minimum cost $15/month and gives you 200MB of data per month. You will also need a messaging/calling plan.
It is $30
When you activate an iPhone using iTunes, you will be required to sign up for an AT&T calling plan to unlock the iPhone. There is a minimum required plan to sign up for service with AT&T. You will also want to add AT&T's unlimited data plan, as accessing visual voicemail as well as surfing the web while not connected to a Wi-Fi network will use the EDGE network, which will lead to an enormous bill without the Data Plan. You can also activate the iPhone on a GoPhone plan through AT&T/Cingular, but this will also require adding minutes.
Contact the service provider you wish to be with for it to get the plan.
93%
no, it is optional.
No