Headquartered at Whitacre Tower in downtown Dallas, Texas, AT&T is an American multinational telecommunications corporation. The customers can buy various data plans from AT&T. The data plan such as AT&T Mobile Share Device Data Plans and family mobile share Data Plans are offered by the company. There are different types of ATT Data Plan among which some are described further in this article.

ATT Data Plan

The features of ATT data plans are listed below:-

• With this data plan, you can enjoy unlimited talk time and text messaging service.
• You can enjoy unlimited texting service from United States to any countries of the world.
• The data you did not used this month can be used in the next months.

You are charged with the certain amount of money to use the service. The cost details of AT&T Data Plan is given below:-

• 10 GB Plan

Cost – (device access charge+$100 per month)

Devices                                                               Device Access Charges

Tablet, Camera, Game Device                            $10.00/month

Basic Phone                                                            $15.00/month

Internet Device                                                      $20.00/month

Smart Locator, Automotive                                 $10.00/month

Wearable Access Charge                                      $10.00/month

Wireless Home Phone                                          $20.00/month

Wireless Home Phone Internet                         $30.00/month

• Volume Based ATT Data Plan

1. 300 MB Cost –       Device access charge+$20 per month
2. 1 GB Cost –             $25.00 /moth +Device access charge
3. 3GB Cost –             $40.00 /month+ Device access charge
4. 6 GB Cost –            $70 per month +device access charges
5. 15 GB Cost –          $130 per month +device access charges
6. 20 GB Cost –         $150+device access charges
7. 30 GB Cost –         $225 per month + device access charges
8. 40 GB – Cost –       $300 per month + device access charges
9. 50 GB Cost –          $375 per month + device access charges

• Family Mobile Share Data Plan

The features of mobile share data plan are listed below:-

• Enjoy unlimited talk time and text messages.
• Unlimited texting service from US to all around the world.
• 50 GB cloud storage service offered

You can estimate your monthly data usage by using the Data Calculator provided online to buy any data plan. The Data Calculator is available in the web page http://www.att.com/att/datacalculator/index.html.