

The London International Radiotelegraphic Conference made a partial allotment of call letters among nations which signed the convention and the International Bureau at Berne, with the consent of such nations, has modified and added to this assignment of call letters by circular of April 23, 1913. The distribution of call letters among nations thus authorized is printed below for the guidance of operators of all stations, ship and shore, of the United States. A.............All to Germany and protectorates. B.............All to Great Britain. CAA to CMZ....Not yet assigned. CNA to CNZ....Morocco. COA to CPZ....Chile. CQA to CQZ....Monaco. CRA to CTZ....Portugal and colonies. CUA to CUZ....Not yet assigned. CVA to CVZ....Roumania. CWA to CWZ....Uruguay. CXA to CZZ....Not yet assigned. D.............All to Germany and protectorates. EAA to EGZ....Spain and colonies. EHA to EZZ....Not yet assigned. F.............All to France and colonies. G.............All to Great Britain. HAA to HFZ....Austria-Hungary and Bosnia-Herzegovina. HGA to HHZ....Siam. HIA to HZZ....Not yet assigned. I.............All to Italy and colonies. J.............All to Japan and possessions. KAA to KCZ....Germany and protectorates. KDA to KZZ....United States. LAA to LHZ....Norway. LIA to LRZ....Argentine Republic. LSA to LWZ....Not yet assigned. LXA to LZZ....Bulgaria. M.............All to Great Britain. N.............All to the United States. OAA to OFZ....Not yet assigned. OGA to OMZ....Austria-Hungary and Bosnia-Herzegovina. ONA to OTZ....Belgium and colonies. OUA to OZZ....Denmark. PAA to PIZ....Netherlands. PJA to PJM....Curacao (Dutch). PJN to PJZ....Surinam (Dutch). PKA to PMZ....Dutch East Indies. PNA to PZZ....Not yet assigned. Q.............Reserved for code abbreviations. R.............All to Russia. SAA to SMZ....Sweden. SNA to STZ....Brazil. SUA to SUZ....Egypt. SVA to SZZ....Greece. TAA to TMZ....Turkey. TNA to TZZ....Not yet assigned. UAA to UMZ....France and colonies. UNA to UZZ....Austria-Hungary and Bosnia-Herzegovina. VAA to VGZ....Canada (British). VHA to VKZ....Australian Federation (British). VLA to VMZ....New Zealand (British). VNA to VNZ....South African Union (British). VOA to VOZ....Newfoundland (British). VPA to VSZ....British colonies not autonomous. VTA to VWZ....British India. VXA to VZZ....Not yet assigned. W.............All to the United States. XAA to XCZ....Mexico. XDA to XZZ....Not yet assigned. YAA to YZZ....Not yet assigned. ZAA to ZZZ....Not yet assigned.