ITU Callsigns - South Africa.

Callsign blocks:-   H5 S4 S8 V9 ZR-ZU.
ISO 3166 code:-     
Timezone:-           (daylight savings time applies)

Amateur Allocations are as follows:-

ZR       = Class B 
ZS       = Class A 
ZR1 ZS1  = Cape Province - West & Penguin Island
ZR2 ZS2  = Cape Province - East
ZR3 ZS3  = Cape Province
ZR4 ZS4  = Orange Free State
ZR5 ZS5  = Natal
ZR6 ZS6  = Transvaal
ZR7 ZS7  = Antarctic bases (ATA.AN)
ZR8 ZS8  = Prince Edward & Marion Island
ZR9 ZS9  = Walvis Bay
H5       = Bophuthatswana
S4       = Ciskei
S8       = Transkei
V9       = Venda