Región Insular (Equatorial Guinean region) ⬤ public ISO 3166-2 code: GQ-ISubdivisionsProvince AnnobónBioko NorteBioko Sur Child topics: Annobón (Equatorial Guinean province)Bioko Norte (Equatorial Guinean province)Bioko Sur (Equatorial Guinean province) Parent topics: Equatorial Guinea