Radio club "Nikola Tesla" from Stip is  founded 1947. First callsign was YU5GBC
which  was  used  since  Macedonian  independence  in 1991.  After that,  callsign
was 4N5GBC and since Macedonia got Z3 prefiex call was changed to Z37GBC.
As one of  most  active  HF clubs  in  Macedonia,  there  were  used  many special
callsigns like 4O0WCY, YT5R,YZ0G, 4N9ARG, 4N5M, Z39UN, Z30RM, Z39HAM,
Z360M  and  Z30M as our contest call.  In May  2002  callsign  is changed to Z37M
and first activity with this call was made during our  DX-pedition in  Turkey for WPX
CW contest (TA0/Z37M).  During last  20 years our club hosted  many HAM`s from
all over the  world.  It is still  open  for everybody  who in  any case  visit Macedonia.
73 and CU in the contests.

More details on www.qsl.net/z37m

Since December 2011 all  Z37M logs are uploaded to the LOTW and eQSL.
That  was hard  job, so maybe there are some  missed  QSO's  or mistakes,
because  most of the logs were on the paper. If someone miss some QSO`s,
let us know on the e-mail: z37m@t-home.mk