you can transfer registration from a foreign registry to AKC and have the dog dual registered..
there is a list of accepted foreign registries there on the link..
there are some domestic registries that are accepted as well to dual register with AKC..
You have a form that you must fill out.
AKC has reciprocal agreements with other reputable kennel clubs around the world. Provided the paperwork is in order they will register each other's dogs.