The best way to access your account is to go to your townhall installation:
Then scroll down to the footer and click Log In.
This will take you to the login page where you need to enter the email address and password you used when you first signed up.
There is a FORGOT PASSWORD function if you have forgotten your password.
If you have forgotten your username please email firstname.lastname@example.org with the name of your organization and we will help you.