| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DF0SX | 172 | 42.47 % | | 220 | 41.20 % | | | 2 | C C D C C C | CR7ACS | 90 | 22.22 % | | 106 | 19.85 % | | | 3 | C C D C | EV6Z | 72 | 17.78 % | | 116 | 21.72 % | | | 4 | C D C C | F3NB | 23 | 5.68 % | | 36 | 6.74 % | | | 5 | C D C C C | A6HBD | 14 | 3.46 % | | 17 | 3.18 % | | | 6 | D C D C | 3Z5W | 7 | 1.73 % | | 9 | 1.69 % | | | 7 | D C D C C | 7Z1HL | 5 | 1.23 % | | 5 | 0.94 % | | | 8 | C D D C | E72U | 5 | 1.23 % | | 5 | 0.94 % | | | 9 | C D D C C | E74WN | 4 | 0.99 % | | 7 | 1.31 % | | | 10 | C C D C C / C | HA2VR/P | 2 | 0.49 % | | 2 | 0.37 % | | | 11 | D C D C C C | 9M2MRS | 2 | 0.49 % | | 2 | 0.37 % | | | 12 | C C D / C C D C C | CT7/OH2OT | 1 | 0.25 % | | 1 | 0.19 % | | | 13 | D C D D D C | 9A203B | 1 | 0.25 % | | 1 | 0.19 % | | | 14 | C D C | C4Z | 1 | 0.25 % | | 1 | 0.19 % | | | 15 | C C D C C C / C C C | HB9DAX/QRP | 1 | 0.25 % | | 1 | 0.19 % | | | 16 | C C D C C C C | HG7SNOW | 1 | 0.25 % | | 1 | 0.19 % | | | 17 | C C / C C D C C C | LX/DL2JRM | 1 | 0.25 % | | 1 | 0.19 % | | | 18 | C / C C D C C | M/SP3CW | 1 | 0.25 % | | 1 | 0.19 % | | | 19 | C C D / C D C C | PJ2/K8ND | 1 | 0.25 % | | 1 | 0.19 % | | | 20 | C C D C / C | YR5Z/P | 1 | 0.25 % | | 1 | 0.19 % | |
|