SP900CPZ 3Z1OTTON HF1OTTON SN1OTTON SO1OTTON SP1OTTON
Special callsigns SP900CPZ, 3Z1OTTON, HF1OTTON, SN1OTTON, SO1OTTON, SP1OTTON and SQ1OTTON will be active from 3 June to 2 July to mark the 900th anniversary of the first mission to Pomerania undertaken by Otto, bishop of Bamberg. A certificate will be available, see https://sp1kze.pzk.org.pl/900.html#en for information.