The closest place I can think of would be Nurseries Caroliniana , or maybe Head-Lee Nursery in SC?
Gooseberries are an alternate host for a fungal disease called white pine blister rust. They are restricted in North Carolina and several other states. The North Carolina Department of Agriculture has regulations making it illegal to import or grow currant and gooseberry plants (the genus Ribes) in North Carolina because of this disease.
Two mail-order sources for your azaela: