Calypso Address Number Plaque. Although we think this address sign has the beat of Calypso Music, we really see our Calypso address numbers in the Greek mythological definition of the Sea Nymph, Daughter of Atlas. Just the facts with this popular address plaque. Large, easy to read house numbers make you easy to find. Perfect for the individual home or entire associations. 13″W x 4.5″H 16″W x 6″H 21″W x 7.25″H Select Material, Color, and Size below to see pricing. Please go to Custom Sign Quote for other sizes.