District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KA4OMY | 10 | 71 | — | — | Available |
| KA4OMZ | 10 | 69 | — | — | Available |
| KA4ONA | 12 | 61 | — | — | Available |
| KA4ONB | 12 | 65 | 2007-09-24 | 2009-09-25 | Available |
| KA4ONC | 12 | 67 | — | — | Available |
| KA4OND | 12 | 63 | — | — | Available |
| KA4ONE | 12 | 57 | — | — | Available |
| KA4ONF | 12 | 65 | — | — | Available |
| KA4ONG | 11 | 65 | — | — | Available |
| KA4ONH | 12 | 63 | — | — | Available |
| KA4ONI | 13 | 59 | — | — | Available |
| KA4ONJ | 13 | 69 | 2015-11-13 | 2017-11-14 | Available |
| KA4ONK | 12 | 65 | — | — | Available |
| KA4ONL | 12 | 65 | — | — | Available |
| KA4ONM | 11 | 63 | — | — | Available |
| KA4ONN | 13 | 61 | 2016-01-29 | 2018-01-30 | Available |
| KA4ONO | 12 | 67 | 2021-05-05 | 2023-05-06 | Available |
| KA4ONP | 12 | 67 | — | — | Available |
| KA4ONQ | 12 | 69 | — | — | Available |
| KA4ONR | 13 | 63 | — | — | Available |
| KA4ONS | 13 | 61 | — | — | Available |
| KA4ONT | 12 | 59 | — | — | Available |
| KA4ONU | 13 | 63 | — | — | Available |
| KA4ONV | 12 | 65 | — | — | Available |
| KA4ONW | 12 | 65 | — | — | Available |
| KA4ONX | 12 | 67 | 2036-07-24 | — | Active |
| KA4ONY | 12 | 69 | — | — | Available |
| KA4ONZ | 12 | 67 | — | — | Available |
| KA4OOA | 11 | 67 | 2007-11-25 | 2009-11-26 | Available |
| KA4OOB | 11 | 71 | 2036-10-06 | — | Active (Vanity) |
| KA4OOC | 11 | 73 | 2005-03-27 | 2007-03-28 | Available |
| KA4OOD | 11 | 69 | 2015-02-02 | 2017-02-03 | Available |
| KA4OOE | 11 | 63 | — | — | Available |
| KA4OOF | 11 | 71 | — | — | Available |
| KA4OOG | 10 | 71 | — | — | Available |
| KA4OOH | 11 | 69 | — | — | Available |
| KA4OOI | 12 | 65 | 2026-06-19 | — | Active |
| KA4OOJ | 12 | 75 | — | — | Available |
| KA4OOK | 11 | 71 | — | — | Available |
| KA4OOL | 11 | 71 | — | — | Available |
| KA4OOM | 10 | 69 | 2033-03-31 | — | Active (Vanity) |
| KA4OON | 12 | 67 | — | — | Available |
| KA4OOO | 11 | 73 | — | — | Available |
| KA4OOP | 11 | 73 | — | — | Available |
| KA4OOQ | 11 | 75 | — | — | Available |
| KA4OOR | 12 | 69 | — | — | Available |
| KA4OOS | 12 | 67 | — | — | Available |
| KA4OOT | 11 | 65 | — | — | Available |
| KA4OOU | 12 | 69 | — | — | Available |
| KA4OOV | 11 | 71 | — | — | Available |
| KA4OOW | 11 | 71 | — | — | Available |
| KA4OOX | 11 | 73 | — | — | Available |
| KA4OOY | 11 | 75 | — | — | Available |
| KA4OOZ | 11 | 73 | — | — | Available |
| KA4OPA | 11 | 67 | 2003-11-30 | 2005-12-01 | Available |
| KA4OPB | 11 | 71 | — | — | Available |
| KA4OPC | 11 | 73 | 2015-01-12 | 2017-01-13 | Available |
| KA4OPD | 11 | 69 | — | — | Available |
| KA4OPE | 11 | 63 | — | — | Available |
| KA4OPF | 11 | 71 | 2005-12-04 | 2007-12-05 | Available |
| KA4OPG | 10 | 71 | — | — | Available |
| KA4OPH | 11 | 69 | 2034-02-01 | — | Active |
| KA4OPI | 12 | 65 | — | — | Available |
| KA4OPJ | 12 | 75 | 2027-03-20 | — | Active |
| KA4OPK | 11 | 71 | — | — | Available |
| KA4OPL | 11 | 71 | — | — | Available |
| KA4OPM | 10 | 69 | 2027-10-23 | — | Active |
| KA4OPN | 12 | 67 | 2035-05-31 | — | Active |
| KA4OPO | 11 | 73 | 2005-02-28 | 2007-03-01 | Available |
| KA4OPP | 11 | 73 | 2036-02-23 | — | Active |
| KA4OPQ | 11 | 75 | — | — | Available |
| KA4OPR | 12 | 69 | — | — | Available |
| KA4OPS | 12 | 67 | — | — | Available |
| KA4OPT | 11 | 65 | — | — | Available |
| KA4OPU | 12 | 69 | — | — | Available |
| KA4OPV | 11 | 71 | — | — | Available |
| KA4OPW | 11 | 71 | — | — | Available |
| KA4OPX | 11 | 73 | — | — | Available |
| KA4OPY | 11 | 75 | — | — | Available |
| KA4OPZ | 11 | 73 | — | — | Available |
| KA4OQA | 11 | 69 | — | — | Available |
| KA4OQB | 11 | 73 | — | — | Available |
| KA4OQC | 11 | 75 | 2015-01-24 | 2017-01-25 | Available |
| KA4OQD | 11 | 71 | — | — | Available |
| KA4OQE | 11 | 65 | 2006-08-08 | 2008-08-09 | Available |
| KA4OQF | 11 | 73 | — | — | Available |
| KA4OQG | 10 | 73 | 2007-05-28 | 2009-05-29 | Available |
| KA4OQH | 11 | 71 | — | — | Available |
| KA4OQI | 12 | 67 | 2021-03-19 | 2023-03-20 | Available |
| KA4OQJ | 12 | 77 | — | — | Available |
| KA4OQK | 11 | 73 | — | — | Available |
| KA4OQL | 11 | 73 | — | — | Available |
| KA4OQM | 10 | 71 | — | — | Available |
| KA4OQN | 12 | 69 | — | — | Available |
| KA4OQO | 11 | 75 | 2006-09-06 | 2008-09-07 | Available |
| KA4OQP | 11 | 75 | — | — | Available |
| KA4OQQ | 11 | 77 | — | — | Available |
| KA4OQR | 12 | 71 | — | — | Available |
| KA4OQS | 12 | 69 | 2015-03-27 | 2017-03-28 | Available |
| KA4OQT | 11 | 67 | 2031-04-02 | — | Active |