| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C C | BA7LIX | 2228 | 51.66 % | | 2636 | 49.72 % | | | 2 | C C D C C | AA0AW | 785 | 18.20 % | | 930 | 17.54 % | | | 3 | C D C C C | F1GEV | 518 | 12.01 % | | 600 | 11.32 % | | | 4 | C D C C | D1FF | 335 | 7.77 % | | 402 | 7.58 % | | | 5 | C C D C | AA0N | 295 | 6.84 % | | 339 | 6.39 % | | | 6 | D C D C C C | 4E1FLD | 40 | 0.93 % | | 49 | 0.92 % | | | 7 | D C D C C | 3D2MA | 18 | 0.42 % | | 21 | 0.40 % | | | 8 | C C D C C C / C | JA8JVL/P | 17 | 0.39 % | | 18 | 0.34 % | | | 9 | C D D C C | E77EA | 17 | 0.39 % | | 18 | 0.34 % | | | 10 | D C D C | 3Z9W | 9 | 0.21 % | | 9 | 0.17 % | | | 11 | C D D C | E72E | 7 | 0.16 % | | 8 | 0.15 % | | | 12 | C D C | W6B | 5 | 0.12 % | | 5 | 0.09 % | | | 13 | C D D C C C | E25KAE | 4 | 0.09 % | | 5 | 0.09 % | | | 14 | C D C C / D | R5AF/0 | 4 | 0.09 % | | 7 | 0.13 % | | | 15 | C C D C C C / D | JF6CRV/1 | 3 | 0.07 % | | 3 | 0.06 % | | | 16 | C C D / C C D C C C | BW2/JP1RIW | 3 | 0.07 % | | 4 | 0.08 % | | | 17 | C C D C C C / C C C | BD4VOJ/QRP | 3 | 0.07 % | | 4 | 0.08 % | | | 18 | C C D D C C | EM50ZW | 2 | 0.05 % | | 2 | 0.04 % | | | 19 | C D / C C D C | V4/WE9G | 2 | 0.05 % | | 2 | 0.04 % | | | 20 | C C D C C C / C C | KK7TWZ/AG | 2 | 0.05 % | | 2 | 0.04 % | | | 21 | C C D D D | BV400 | 1 | 0.02 % | | 1 | 0.02 % | | | 22 | C C D C C / C | AC0DH/P | 1 | 0.02 % | | 1 | 0.02 % | | | 23 | C C D C C C / C C D | JG8NQJ/JD1 | 1 | 0.02 % | | 2 | 0.04 % | | | 24 | C C D D C C C C C | HG35FIRAC | 1 | 0.02 % | | 1 | 0.02 % | | | 25 | D C D C C C / D | 7K2BOT/1 | 1 | 0.02 % | | 1 | 0.02 % | | | 26 | C C D / C D C C C | KH6/G3SEA | 1 | 0.02 % | | 1 | 0.02 % | | | 27 | C D C C C / C C D | G6IPC/VE6 | 1 | 0.02 % | | 1 | 0.02 % | | | 28 | C D C C C / D | R0FBA/9 | 1 | 0.02 % | | 1 | 0.02 % | | | 29 | C D D D C C C | R100HVS | 1 | 0.02 % | | 1 | 0.02 % | | | 30 | D C D D C C | 9M67MY | 1 | 0.02 % | | 2 | 0.04 % | | | 31 | C C D C C / D | RA0QK/8 | 1 | 0.02 % | | 1 | 0.02 % | | | 32 | C C D D C C C | UP44WFF | 1 | 0.02 % | | 1 | 0.02 % | | | 33 | C C D C C / C D | KH6XX/W0 | 1 | 0.02 % | | 1 | 0.02 % | | | 34 | C D / C C D C C C | W5/DL6ZBN | 1 | 0.02 % | | 1 | 0.02 % | | | 35 | C C D C C C C | OE8BIKE | 1 | 0.02 % | | 1 | 0.02 % | | | 36 | C C D C C / C C C | YU1LM/QRP | 1 | 0.02 % | | 2 | 0.04 % | |
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