I added the North Texas Skeptics to the list. They have been around for awhile.
We are up to 19 organizations listed now but some of the newer Meetup groups have already disappeared. I will purge them from the list when I get some time.
The Dallas Brights is a Brights Community Cluster of the Brights' Net. If you are a Dallas area resident with a naturalistic worldview, please feel free to post notices of local activism opportunities or special events to our announcements mailing list. For information, please contact us at firstname.lastname@example.org.