| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AA1N | 224 | 28.04 % | | 253 | 29.35 % | | | 2 | C C D C C C | CA6SNT | 175 | 21.90 % | | 186 | 21.58 % | | | 3 | C C D C C | AA0RT | 167 | 20.90 % | | 177 | 20.53 % | | | 4 | C D C C C | D2ACE | 122 | 15.27 % | | 124 | 14.39 % | | | 5 | C D C C | E7DX | 60 | 7.51 % | | 63 | 7.31 % | | | 6 | C D D C | E73M | 13 | 1.63 % | | 14 | 1.62 % | | | 7 | D C D C | 3G2S | 13 | 1.63 % | | 14 | 1.62 % | | | 8 | C D C | C4E | 5 | 0.63 % | | 5 | 0.58 % | | | 9 | D C D C C | 4U1WB | 5 | 0.63 % | | 5 | 0.58 % | | | 10 | C C D D C | LZ25W | 3 | 0.38 % | | 3 | 0.35 % | | | 11 | C D D C C | S57AL | 3 | 0.38 % | | 3 | 0.35 % | | | 12 | D C D D C | 3Z77D | 2 | 0.25 % | | 3 | 0.35 % | | | 13 | C C D C C / C C D | AL1VE/WE7 | 1 | 0.13 % | | 2 | 0.23 % | | | 14 | D C D C C C | 9A1RBZ | 1 | 0.13 % | | 2 | 0.23 % | | | 15 | D C / C D C C | 9A/W3WM | 1 | 0.13 % | | 1 | 0.12 % | | | 16 | C C D C C C / D | SM7DBD/7 | 1 | 0.13 % | | 1 | 0.12 % | | | 17 | C C D D C C | TM77SM | 1 | 0.13 % | | 1 | 0.12 % | | | 18 | C D / C C D C C C | V4/SP9FIH | 1 | 0.13 % | | 1 | 0.12 % | | | 19 | C C D D D C | ZL100C | 1 | 0.13 % | | 1 | 0.12 % | |
|