You can order DOGTV through your online DIRECTV account, by phone, chat or you can visit the DIRECTV Help Center for more info.
 
  1. Online:  Log in to your DIRECTV account.

    • Go to ‘My Programming’.

    • Scroll to ‘Add Additional Premium Channels’

    • Select ‘Activate Now’

  2. Phone: 855-838-4388.
  3. Chat: support.directv.com/contact