All regions are divided into their own sub-regional channels with their respected voice/text channels (ie: USA>New-England>Connecticut).
This is to help & support players connect all across North America and to hopefully grow their own localized community within.
League of Legends (NA) is a discord server that makes scrims easier for you and other teams. The server is open to the public and welcome every elo. If you don't have a team, you don't need to worry, this discord features channel where you can advertise your team or join other team. Looking for a League or a Tournament? There is a specific competitive channel where they are all grouped.