They do make 39s, but they're usually for women and very few are made for limited styles. Most of those styles, however, are completely unisex and fit similarly regardless (they're usually just the women's sized version of the men's shoes). The other option is to do a custom order.
source: fellow 39.
so here's the ironic thing...... i have one, but my mother parked her car in the garage and i can't take the snowblower out because there's no room :') i'm just thinking of it as exercise for my core D:~~~~