Callsign blocks:- PJ P4. ISO 3166 code:- ANT.SA (Aruba ABW.SA) Timezone:- Amateur Allocations are as follows:- PJ2 = Curacao PJ3 = Aruba (ABW.SA) PJ4 = Bonin PJ5 = St Eustatius PJ6 = Saba PJ7 = St Maarten PJ8 = St Maarten