Inland Reptiles in Spokane, WA. they actually specialize in Carpet Pythons, but have have other arboreal pythons as well. they'll probably be at the Seattle show in May.
here's Nick, the owner/breeder, at his table from the show last fall:
and some of his GTP's:
Edit: there's actually a guy in our area on CL selling his 12yr old GTP right now with enclosure and all the gear. price tag is like $850 tho.![]()