How to remove your Gowalla account
(if the instuction below doesn’t work, try the removal link from which this info comes.)
Go to Settings; the option will be at the bottom, below the “Birthday” and “Gender” settings. Note that after removing your account, your photos and stories will still exist at spots, but all association to you will be removed.
Direct removal link: http://help.gowalla.com/customer/portal/articles/181516-removing-your-account
Helpful Trick: Removing online data
Helpful Trick: Remove third-party logins
If you signed up for Gowalla using a third-party login such as Facebook or Twitter, you probably want to revoke all access from Gowalla. Click here to find out how.