ITU Callsigns - Czech Republic.

Callsign blocks:-   OK-OL.
ISO 3166 code:-     CZE.EU
Timezone:-           (daylight savings time applies)

Amateur Allocations are as follows:-

OK1 = Bohemia
OL2 = Bohemia
OL3 = Bohemia
OL4 = Bohemia
OL5 = Bohemia
OK2 = Moravia
OL6 = Moravia
OL7 = Moravia
OK4 = Special
OK5 = Special
OK6 = Special
OK7 = Special 
OK8 = Foreigner 
OK0 = Repeater 
OL  = Novice