Area Codes
| 256 | Alabama (Huntsville, Decatur, Cullman, Gadsden, Florence, Anniston and northern and eastern Alabama) | More information at: Area Code 256 Phone Number Blocks
| 256 | Alabama (Huntsville, Decatur, Cullman, Gadsden, Florence, Anniston and northern and eastern Alabama) | More information at: Area Code 256 Phone Number Blocks