| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | AE4JM | 180 | 33.58 % | | 292 | 33.68 % | | | 2 | C C D C C C | BD1IIJ | 141 | 26.31 % | | 199 | 22.95 % | | | 3 | C C D C | AC4G | 68 | 12.69 % | | 128 | 14.76 % | | | 4 | C D C C | K0EJ | 53 | 9.89 % | | 102 | 11.76 % | | | 5 | C D C C C | F4GOP | 50 | 9.33 % | | 71 | 8.19 % | | | 6 | C D D C | E72U | 10 | 1.87 % | | 17 | 1.96 % | | | 7 | D C D C C | 4X1ST | 9 | 1.68 % | | 10 | 1.15 % | | | 8 | C D C | G3P | 5 | 0.93 % | | 7 | 0.81 % | | | 9 | C D D C C | S52AW | 5 | 0.93 % | | 8 | 0.92 % | | | 10 | D C D C C C | 2E0CVN | 4 | 0.75 % | | 8 | 0.92 % | | | 11 | D C D C | 9A5O | 2 | 0.37 % | | 2 | 0.23 % | | | 12 | C C D C C / C | HA3OU/P | 2 | 0.37 % | | 2 | 0.23 % | | | 13 | C D D C C C | E29TGW | 1 | 0.19 % | | 1 | 0.12 % | | | 14 | D C D D C C | 9A92HT | 1 | 0.19 % | | 2 | 0.23 % | | | 15 | C C D C C C / C | DL7USW/P | 1 | 0.19 % | | 1 | 0.12 % | | | 16 | C C D D C C C | PA75OTC | 1 | 0.19 % | | 1 | 0.12 % | | | 17 | D C D D D C | 9A925T | 1 | 0.19 % | | 2 | 0.23 % | | | 18 | C C D / C C D C C | TI5/VA3RA | 1 | 0.19 % | | 1 | 0.12 % | | | 19 | C D D C / C | Z35M/P | 1 | 0.19 % | | 1 | 0.12 % | |
|