NA Chess Hub is not affiliated with FIDE, US Chess Federation, Canadian Chess Federation or NW Chess.

That being said, having a membership with these chess organizations (FIDE, USCF, CFC and NWSRS) doesn't mean you already had an account on NA Chess Hub.

To register a chess event on NA Chess Hub, players need to first create an account on NA Chess Hub, using their chess ID (FIDE ID, USCF ID, CFC ID or NWSRS ID) at - 

https://www.nachesshub.com/Identity/Account/CreateAccount#player

More details at 01. How to create an account for player?