D4Z Sao Vicente Island Cabo Verde Cape Verde. From DXNews.com26/09/2020 by PY3TXPiotr, SQ9D will be active from Sao Vicente Island, IOTA AF-086, Cabo Verde (Cape Verde) 28 – 29 October 2017 as D4Z. Previous articleHP3SS Panama. From DXNews.comNext article EANx Formulas