prefix

entity

continent

ITU zone

CQ zone

GL

CE9, KC4, 3Y,
8J1, AT0, DP0,
FT8Y, LU, OR4,
R1AN, VK0,
VP8, ZL5, ZS1,
ZX0, etc.

Antarctica

AN

67, 69, 70,
71, 72, 73,
74

12, 13, 29,
30, 32, 38,
39

OB

VK

Australia

OC

55, 58, 59

29, 30

OF78

VK9C

Cocos (Keeling) Is.

OC

54

29

NH87,88

VK9X

Christmas I.

OC

54

29

OH29