In order to submit Community Events, you must be a registered user of wwoz.org.
To register, use the link here: http://wwoz.org/user/register
If you're already registered, you can login at http://wwoz.org/user or by clicking on an icon located in a flyout menu at the upper right of every page (desktop) or at the bottom of the screen for devices.
Once you're registered and logged in, you can add Community Events here.
If you want to submit an event to the Livewire Music Calendar, go here.