The following sites might have a club listed:
Meetup is the world's largest network of self-organized clubs and community groups.
Here is the Ukulele Meetup ( ukulele.meetup.com ) and Ukulele Jam ( ukulele-jam.meetup.com ) page.
Submit or Update a Ukulele Club Listing
You'll be redirected to LearningUkulele.com
All club submissions will be verified before posting.
Be sure to check all listing for most current information, dates, etc...
All club listings have been verified at their time of listing. I rely on the listing's owners and site visitors to notify LearningUkulele.com of changes and updates.