Where can I buy an iPhone?
Apple Online Store
When you purchase your iPhone from the Apple Online Store, you will get it SIM-free. So you can sign up for service with the carrier of your choice and change your carrier at any time. You can get a SIM or micro-SIM card from any carrier offering iPhone plans. View a list of carriers.
You can visit the Apple Online Store to shop for iPhone and accessories 24 hours a day. When you find what you like, simply add the item(s) to your shopping basket and check out.
See Shopping & 1-Click for more information on this topic.
The iPhone Support site contains a wealth of information to help you learn more about iPhone capabilities, including the iPhone Users Guide, “How To" articles, troubleshooting tips, and customer discussion forums. This site is updated regularly, and we encourage you to check it for valuable information to help you get the most out of your iPhone.
iPhone comes with 90 days of technical support. In addition, your iPhone, its rechargeable battery, and all included accessories are covered against defects for a full year from the purchase date by a limited hardware warranty.
For technical support and service options, please visit our online resources.