Sunfish sail numbers are assigned to individuals, not boats themselves as in many other classes. If you buy a pre-owned Sunfish, you will need to join the Class and request your own sail number. You can request your new sail number by emailing and requesting one from the Class Office.
You can purchase actual sail number stickers from most marine suppliers. Replacement sail numbers are to be in accordance with ISCA Class Rules. Note that as of January 1, 2015, any new or replacement numbers shall be a minimum of 300mm or 12”, easy to read, and rounded in shape. This style of number may be purchased through . If further information is needed, contact the Class Office for assistance.