There's Adam & Eve, AEBN ... there's even Asians on Blondes.
This story about Podporn producer Xobile (headquartered in Charlotte) underlines the struggles people in other parts of the country still face with community disdain (I like it when porn companies respond to accusations of immorality by saying porn's popularity is a result of bad parenting) even as Porn Valley employees blithely pull triple-anals in the Lamplighter parking lot (which reminds me, I'm late for lunch).