There's places like Noisebridge (which was an absolute pleasure to visit and experience) or regional DEF CON groups. As mentioned by others, the EFF's Electron

There's places like Noisebridge (which was an absolute pleasure to visit and experience) or regional DEF CON groups. As mentioned by others, the EFF's Electronic Frontier Alliance tries to act as a regional group for these types of things, but in my experience it's pretty dead (at least the Utah group has been completely unresponsive).