There's a new hackerspace in Roswell called Counterpoint Hackerspace. They've just moved in to their new space as of October 2016. Their website doesn't have a lot of info as of yet. From their Meetup Page:
We are Counterpoint. Counterpoint is a hackerspace for technical-creative projects, doocratically run by our members. We are a non-profit educational institution intended for public benefit. Come and visit our space located in Roswell, Georgia. We teach, we learn, we share.