| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AC0C | 256 | 31.18 % | | 384 | 36.57 % | | | 2 | C C D C C | AB3CV | 228 | 27.77 % | | 250 | 23.81 % | | | 3 | C C D C C C | BH4SYG | 145 | 17.66 % | | 163 | 15.52 % | | | 4 | C D C C | F2CW | 52 | 6.33 % | | 66 | 6.29 % | | | 5 | C D C C C | F4EUN | 35 | 4.26 % | | 37 | 3.52 % | | | 6 | C D D C | E71A | 26 | 3.17 % | | 34 | 3.24 % | | | 7 | C D D C C | A45WH | 16 | 1.95 % | | 23 | 2.19 % | | | 8 | D C D C | 3Z2X | 13 | 1.58 % | | 21 | 2.00 % | | | 9 | C D C | B4L | 12 | 1.46 % | | 18 | 1.71 % | | | 10 | D C D C C | 4K6FO | 9 | 1.10 % | | 11 | 1.05 % | | | 11 | C C D D C C C | DM50PCK | 4 | 0.49 % | | 6 | 0.57 % | | | 12 | C C D D D C C | DR800BI | 2 | 0.24 % | | 6 | 0.57 % | | | 13 | C C D / C C D C | EA8/RA1A | 2 | 0.24 % | | 2 | 0.19 % | | | 14 | D C D C C C | 4U1ITU | 2 | 0.24 % | | 3 | 0.29 % | | | 15 | C C D D C C C C | DM20KIDS | 2 | 0.24 % | | 2 | 0.19 % | | | 16 | C C D D C | HA30M | 2 | 0.24 % | | 4 | 0.38 % | | | 17 | C C D C C C / D | IK3UNA/1 | 2 | 0.24 % | | 2 | 0.19 % | | | 18 | D C / C D D C | 9A/S53V | 1 | 0.12 % | | 1 | 0.10 % | | | 19 | C C D D D C C C | DM200TSV | 1 | 0.12 % | | 1 | 0.10 % | | | 20 | D C D D C C | 9A15BB | 1 | 0.12 % | | 2 | 0.19 % | | | 21 | C C D / C D C C | CT9/R9DX | 1 | 0.12 % | | 3 | 0.29 % | | | 22 | C C / C C D C C | DL/KU1CW | 1 | 0.12 % | | 2 | 0.19 % | | | 23 | D C D D C C C | 3Z50AYP | 1 | 0.12 % | | 1 | 0.10 % | | | 24 | C / C D D C C | F/E73CQ | 1 | 0.12 % | | 1 | 0.10 % | | | 25 | C D D D C C C | E750EBL | 1 | 0.12 % | | 1 | 0.10 % | | | 26 | C C / C D C C C | JW/W2NAF | 1 | 0.12 % | | 1 | 0.10 % | | | 27 | C C / C D C C | LY/R3FQ | 1 | 0.12 % | | 1 | 0.10 % | | | 28 | C D D C C C | S53APR | 1 | 0.12 % | | 1 | 0.10 % | | | 29 | C D D D D C | S5660R | 1 | 0.12 % | | 1 | 0.10 % | | | 30 | C C D / C D C C / C | SV9/W1NN/P | 1 | 0.12 % | | 2 | 0.19 % | |
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