I'd go with the Cooper Station address--it is, after all, the post office for the East Village, which is where you'd sort of expect him to be.

In the link I posted above, the Bob Dylan Fan Club folks said that Dylan had told them that he'd always wished he had a fan club--I suppose that the "Dylan" image seemed antithetical that--

Anyway, I am with dwditty--the way you spend you time is your own business--