OY first on 144MHz
OY3JE
| DXCC | Country | OY call | DX call | Date | UTC | Mode | Prop |
| 3A | Monaco | OY4TN | 3A/DL8YHR | 01/03-10 | 23:23 | JT65 | EME |
| 3B | Mauritius Island | OY4TN | 3B8EME | 19/05-10 | 16:42 | JT65 | EME |
| 4O | Montenegro | OY4TN | 4O3A | 01/06-09 | 14:33 | JT65 | EME |
| 5Z | Kenya | OY4TN | 5Z4EME | 01/04-09 | 18:30 | JT65 | EME |
| 8Q | Maldive Islands | OY4TN | 8Q7QQ | 25/03-10 | 18:22 | JT65 | EME |
| 9A | Croatia | OY4TN | 9A2TK | 01/10-09 | 18:13 | JT65 | EME |
| 9H | Malta | OY4TN | 9H1PA | 27/02-10 | 19:48 | JT65 | EME |
| BD | China | OY4TN | BD4SY | 21/09-10 | 19:06 | JT65 | EME |
| C3 | Andorra | OY4TN | C37DXU | 25/07-09 | 11:51 | JT65 | EME |
| CE0Y | Easter Island | OY4TN | CE0Y/DK2ZF | 21/10-10 | 01:10 | JT65 | EME |
| CT | Portugal | OY4TN | CT1HZE | 16/05-08 | 19:44 | JT65 | EME |
| DL | Germany | OY2BS | DJ5BV | 21/10-69 | 05:00 | MS | |
| DM | DDR | OY/SK6JF | DM2BYE | 08/06-77 | 22:24 | CW | MS |
| EA | Spain | OY3JE | EA2AWD | 10/06-93 | 20:55 | SSB | ES |
| EA6 | Balearic Islands | OY4TN | EA6VQ | 13/01-08 | 11:15 | JT65 | EME |
| EI | Ireland | OY9JD | EI8EF | 06/03-86 | 20:15 | SSB | AR |
| ES | Estonia | OY5NS | UR2ROT | 12/08-79 | 20:22 | CW | MS |
| F | France | OY2BS | F9FT | 20/10-69 | 05:00 | MS | |
| G | England | OY2BS | G3CCH | 15/11-69 | 03:00 | MS | |
| GD | Isle of Man | OY5NS | GD3UMW | 28/09-78 | 23:33 | CW | AR |
| GI | Northern Ireland | OY5NS | GI4KSO | 03/01-81 | 16:20 | CW | MS |
| GJ | Jersey | OY5NS | GJ3YHU | 11/08-80 | 00:01 | CW | MS |
| GM | Scotland | OY2BS | GM3EOJ | 11/06-70 | 21:20 | TR | |
| GW | Wales | OY/SK6JF | GW4CQT | 08/08-77 | 06:08 | CW | MS |
| HG | Hungary | OY9JD | HG5CA | 08/06-84 | 17:31 | SSB | ES |
| HB9 | Schweitz | OY2BS | HB9AIC | 06/07-70 | 19:08 | ES | |
| I | Italy | OY9JD | I1KTC | 12/08-88 | 04:24 | SSB | MS |
| IS0 | Sardinia | OY4TN | IS0/DF2zc | 02/05-09 | 21:57 | JT65 | EME |
| JA | Japan | OY4TN | JR3REX | 03/08-08 | 09:32 | JT65 | EME |
| K | USA | OY9JD | W5UN | 11/08-85 | 11:45 | CW | EME |
| KL | Alaska | OY4TN | KL7UA | 13/09-09 | 01:15 | JT65 | EME |
| KP4 | Puerto Rico | OY4TN | WP4G | 07/02-09 | 01:48 | JT65 | EME |
| LA | Norway | OY5NS | LA3WU | 05/07-76 | 19:44 | SSB | TR |
| LX | Luxemburg | OY2BS | LX1ST | 20/10-69 | 23:00 | MS | |
| LY | Lithuania | OY9JD | LY3WR | 17/11-89 | 17:59 | CW | AE |
| LZ | Bulgaria | OY4TN | LZ1DP | 07/03-09 | 17:57 | JT65 | EME |
| OA | Peru | OY4TN | OA4TT | 04/09-10 | 12:49 | JT65 | EME |
| OE | Austria | OY/SK6JF | OE5JFL | 11/08-77 | 00:02 | CW | MS |
| OH | Finland | OY5NS | OH3AZW | 14/12-78 | 00:01 | CW | MS |
| OH0 | Aland | OY5NS | OH0JN | 12/08-79 | 07:30 | CW | MS |
| OK | Czechoslovakia | OY5NS | OK1KKH | 12/08-80 | 23:24 | CW | MS |
| OM | Slovak Republic | OY4TN | OM3BC | 16/05-08 | 20:13 | JT65 | EME |
| ON | Belgium | OY/SK6JF | ON5QW | 11/08-77 | 14:16 | CW | MS |
| OY | Faroe Isl. | OY? | OY? | ? | |||
| OZ | Denmark | OY2BS | OZ5NM | 14/12-68 | 23:00 | MS | |
| PA | Holland | OY2BS | PA0KEP | 11/06-70 | 22:35 | TR | |
| PJ | Netherlands Ant. | OY4TN | PJ4NX | 07/02-09 | 21:38 | JT65 | EME |
| PY | Brazil | OY4TN | PY2RSB | 20/03-2010 | 18:47 | JT65 | EME |
| S5 | Slovenia | OY9JD | S53X | 09/06-95 | 16:32 | SSB | ES |
| SM | Sweden | OY/SK6AB | SK6AB | 03/08-77 | 22:00 | CW | MS |
| SP | Poland | OY/SK6JF | SP5JC | 12/08-77 | 05:45 | CW | MS |
| SV | Greece | OY4TN | SV8CS | 20/02-08 | 20:30 | JT65 | EME |
| T7 | San Marino | OY4TN | T70A | 21/04-10 | 16:20 | JT65 | EME |
| TF | Iceland | OY9JD | TF/LA6HL | 09/07-82 | 18:45 | CW | TR |
| TK | Corsica | OY4TN | TK5JJ | 16/09-08 | 23:12 | JT65 | EME |
| UA | Uropean Russia | OY9JD | UA1ZCL | 28/01-85 | 19:42 | CW | AE |
| UA2 | Kallingradsk | OY/G4DHF | UZ2FWF | 12/08-91 | 14:14 | CW | AR |
| UA9 | Asiatic Russia | OY/G4DHF | UA9fAD | 13/08-91 | 12:00 | CW | EME |
| UB | Ukraine | OY9JD | UB5DAA | 08/06-84 | 20:40 | SSB | ES |
| UC | Russia | OY9JD | RC2WDI | 17/11-89 | 18:29 | CW | AE |
| UK | Uzbekistan | OY4TN | UK/DL9LBH | 27/02-10 | 19:48 | JT65 | RME |
| UN | Kazakhstan | OY4TN | UN7GK | 08/09-09 | 03:41 | JT65 | EME |
| V5 | Namibia | OY4TN | V5/KT6Q | 17/01-09 | 02:00 | JT65 | EME |
| VE | Canada | OY4TN | VE5UF | 07/02-09 | 01:43 | JT65 | EME |
| VK | Australia | OY4TN | VK2KU | 06/09-09 | 20:23 | JT65 | EME |
| XE2AT | Mexico | OY4TN | XE2AT | 10/07-10 | 16:43 | JT65 | EME |
| YL | Latvia | OY4TN | YL2OK | 22/11-07 | 23:53 | FSK | MS |
| YO | Romania | OY9JD | YO2IS | 08/06-84 | 17:40 | SSB | ES |
| YU | Serbia | OY4TN | YU7AA | 12/03-08 | 19:51 | JT65 | EME |
| (YU) | Yoguslavia | OY9JD | YU7NXA | 08/06-84 | 17:34 | SSB | ES |
| ZS | South Africa | OY4TN | ZS2GK | 06/08-08 | 16:30 | JT65 | EME |
| ZL | New Zealand | OY4TN | ZL3TY | 07/09-09 | 21:33 | JT65 | EME |
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RED = new or updated in 2011