There are many EPG links that you can use. EPG provide huge channel list and huge data so we have to separate them into countries that are relevant to you.
The following is EPGs that integrated with our Real IPTV Service (you can also remove .gz at the end)
USA Single Channels
USA Sport Channels
USA East Coast/West Coast
The following EPGs are not integrated with Real IPTV service yet. We will integrate soon.