| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C C | AT5UIA | 2641 | 48.11 % | | 3920 | 44.23 % | | | 2 | C C D C C | AB0TC | 1419 | 25.85 % | | 2362 | 26.65 % | | | 3 | C D C C C | D2ACE | 734 | 13.37 % | | 1026 | 11.58 % | | | 4 | C C D C | AB1J | 270 | 4.92 % | | 454 | 5.12 % | | | 5 | C D C C | F2VX | 203 | 3.70 % | | 331 | 3.73 % | | | 6 | D C D C C | 3B9FR | 66 | 1.20 % | | 134 | 1.51 % | | | 7 | C D D C C | A61QQ | 35 | 0.64 % | | 52 | 0.59 % | | | 8 | D C D C C C | 2E0DVS | 32 | 0.58 % | | 41 | 0.46 % | | | 9 | C D D C | A61R | 25 | 0.46 % | | 37 | 0.42 % | | | 10 | D C D C | 3W9A | 17 | 0.31 % | | 26 | 0.29 % | | | 11 | C D D C C C | E25YNH | 9 | 0.16 % | | 9 | 0.10 % | | | 12 | C C D C C C / C | EI8FQB/M | 7 | 0.13 % | | 7 | 0.08 % | | | 13 | C C D C C C / C C C | HB9CWK/QRP | 5 | 0.09 % | | 5 | 0.06 % | | | 14 | C C D C C / C C C | EA1DO/QRP | 4 | 0.07 % | | 4 | 0.05 % | | | 15 | C C D D C C C C | DL60AZBL | 2 | 0.04 % | | 4 | 0.05 % | | | 16 | C C D D D D C | DL2025C | 2 | 0.04 % | | 2 | 0.02 % | | | 17 | C C D D C C C | DL70ABL | 2 | 0.04 % | | 2 | 0.02 % | | | 18 | C C D / C C D C | EA5/RV3A | 1 | 0.02 % | | 1 | 0.01 % | | | 19 | C C D C C / C | DG4ST/P | 1 | 0.02 % | | 1 | 0.01 % | | | 20 | D C C C C | 9HJFL | 1 | 0.02 % | | 1 | 0.01 % | | | 21 | C D C C C / C | F6GNP/M | 1 | 0.02 % | | 2 | 0.02 % | | | 22 | C D C C C / C C C | F8BJK/PKN | 1 | 0.02 % | | 1 | 0.01 % | | | 23 | C C D D C | EI92K | 1 | 0.02 % | | 1 | 0.01 % | | | 24 | C C D C C C C | HB9YOTA | 1 | 0.02 % | | 1 | 0.01 % | | | 25 | C C D D D C C C C C | HG100RADIO | 1 | 0.02 % | | 1 | 0.01 % | | | 26 | C C D C C C C C | II0EIANR | 1 | 0.02 % | | 1 | 0.01 % | | | 27 | C C D / C C D C C | IK3/UY7LA | 1 | 0.02 % | | 2 | 0.02 % | | | 28 | C C / C C D C C | LZ/AE1TP | 1 | 0.02 % | | 1 | 0.01 % | | | 29 | C C D D D D C C C C | LZ2025ZONE | 1 | 0.02 % | | 2 | 0.02 % | | | 30 | C C D D D C C C | OL730PLZ | 1 | 0.02 % | | 1 | 0.01 % | | | 31 | C C D / C C D C C C | SV1/SV5FRI | 1 | 0.02 % | | 1 | 0.01 % | | | 32 | C C / C C D C C C | TF/SP8GGV | 1 | 0.02 % | | 1 | 0.01 % | | | 33 | C C D C / C | UB5O/M | 1 | 0.02 % | | 1 | 0.01 % | |
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