CQ AND ITU ZONES
AND
Former U.S.S.R. Callsign, Prefix and Zone information.

CLICK ON THE SOURCES BELOW FOR ZONE INFORMATION
ITU AND CQ ZONES
ARRL - Buy The Radio Amateur's World Atlas

Former U.S.S.R. Callsign, Prefix and Zone information.

Old callsign   Country     Zone   New Callsign         Date changed

UA             E. Russia       16        RA - RZ,  UA - UI       1994
UB             Ukraine         16        UR - UZ,  EM - EO      1994
UC             Belarus         16        EU - EW                       1994
UD             Azerbaijan    21        4J - 4K                         1994
UF             Georgia         21       4L                                  1993
UG             Armenia        21       EK                                 1994
UH             Turkmenistan 17      EZ                                  1994
UI              Uzbekistan     17      UJ - UM                        1994
UJ              Tajikistan       17      EY                                 1994
UL             Kazakhstan    17      UN - UQ                       1994
UM            Kyrgzstan      17      EX                                 1994
UO            Moldova        16      ER                                 1993
UP             Lithuania        15      LY                                19-12-87
UQ            Latvia             15     YL                                19-12-87
UR            Estonia           15      ES                                19-12-87
4J1            M.V. Island   15      R1MVA - R1MVZ
4K1           Antarctica     12      R1ANA - R1ANZ
4K2           F.J.L.            40      R1FJA - R1FJZ
...................................................................
Russian Prefix - Zone combinations


  UA9A - 17         UA9N - 17         UA0A - 18         UA0N - 19
  UA9B - 17         UA9O - 18         UA0B - 18         UA0O - 18
  UA9C - 17         UA9P - 18         UA0C - 19         UA0P - 18
  UA9D - 17         UA9Q - 17         UA0D - 19         UA0Q - 19
  UA9E - 17         UA9R - 17          UA0E - 19         UA0R - 19
  UA9F - 17         UA9S - 16          UA0F - 19         UA0S - 18
  UA9G - 17         UA9T - 17         UA0G - 19         UA0T - 18
  UA9H - 18        UA9U - 18          UA0H - 18         UA0U - 18
  UA9I - 18         UA9V - 18          UA0I - 19           UA0V - 18
  UA9J - 17         UA9W - 16         UA0J - 19          UA0W - 18
  UA9K - 17        UA9X - 17          UA0K - 19        UA0X - 19
  UA9L - 17        UA9Y - 18          UA0L - 19         UA0Y - 23
  UA9M - 17       UA9Z - 18          UA0M - 19        UA0Z - 19

  UA8T = UA0T     Zone 18
  UA8V = UA0V     Zone 18
....................................................................
Thanks to W8CNL, UA9CR, RA3AUU, LY1DS, K5FUV, NC1L and W6/G0AZT 
for the compilation