How do I block a number from texting me on my at&t phone?

How can i block a number from calling my phone or texting?

• i have an account with cricket wireless and i have two phones i am having a problem with a certain number contacting both my phones through text messages and calling. i would like to ...show more

• Answer:

  Access Block List Step 1 Select the "Menu" option from the main screen on the phone. Step 2 Scroll to and select the option for your phone book. Step 3 Press the "Menu" button when your list opens up. Step 4 Select the "Block List" option. Step 5 Press the "OK" selection to add numbers to your block list. Follow the portions below for the specific type of number you want to block. Enter New Number to Block List Step 1 Select the option for "Number" or "Unknown Numbers" from the block list. Step 2 Type in the number that you want to block or select the option to block all unknown callers (calls with no caller ID). Step 3 Select the "Save" option. Add a Contact to the Block List Step 1 Select the option for "Contacts" or "Recent Contacts" from the block list. Step 2 Scroll to and select the desired contact that appears. Step 3 Press the "OK" button to confirm. Step 4 Select the option to "Save."