| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | AB3CX | 143 | 35.66 % | | 147 | 35.94 % | | | 2 | C C D C C C | CT7ACS | 125 | 31.17 % | | 128 | 31.30 % | | | 3 | C C D C | DP5A | 66 | 16.46 % | | 66 | 16.14 % | | | 4 | C D C C | F5IN | 23 | 5.74 % | | 23 | 5.62 % | | | 5 | C D C C C | F4DSK | 22 | 5.49 % | | 23 | 5.62 % | | | 6 | C D D C C | S51MF | 6 | 1.50 % | | 6 | 1.47 % | | | 7 | C D D C | S52D | 6 | 1.50 % | | 6 | 1.47 % | | | 8 | D C D C | 9A3B | 2 | 0.50 % | | 2 | 0.49 % | | | 9 | C D C | G3T | 2 | 0.50 % | | 2 | 0.49 % | | | 10 | D C D C C | 9A2AJ | 2 | 0.50 % | | 2 | 0.49 % | | | 11 | C C D C C C C | DA0WRTC | 1 | 0.25 % | | 1 | 0.24 % | | | 12 | D C D D C C C | 4U24OCT | 1 | 0.25 % | | 1 | 0.24 % | | | 13 | C C D D C | OF10A | 1 | 0.25 % | | 1 | 0.24 % | | | 14 | C C D D C C C | DM60BER | 1 | 0.25 % | | 1 | 0.24 % | |
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