Welcome to the home page of Ham Radio Station OP4K    



Primary call ON4JZ
Other callsigns used OO4JZ - OQ4JZ - OR4JZ - OS4JZ - OT4JZ and OT5A (contest team Lier M/M) 

Ex callsigns ON1BZJ - ON4AJZ

January 2025	February 2025	March 2024
April 2024	May 2024	June 2024
July 2024	August 2024	September 2024
October 2024	November 2024	December 2024

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