Perhaps thats is true for Content Providers like Netflix Youtube, for pure play CDN providers adding PoP in new areas bolsters their network and helps in sales a lot, it makes no sense for them to not talk to you at all.
From a security perspective, even assuming those operators already design to not trust the locations they're in, shipping servers to random end users seems like a bad idea.
Oh they don't trust the location at all, in some DCs, I have seen continuous camera feeds, actual cages which are locked etc. this is /was the case when you have to ship your equipment to a co-lo,