District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KD4ONN | 13 | 63 | 2035-08-07 | — | Active (Vanity) |
| KD4ONO | 12 | 69 | 2012-05-19 | 2014-05-20 | Available |
| KD4ONP | 12 | 69 | 2022-05-19 | 2024-05-20 | Available |
| KD4ONQ | 12 | 71 | — | — | Available |
| KD4ONR | 13 | 65 | 2003-11-25 | 2005-11-26 | Available |
| KD4ONS | 13 | 63 | 2023-08-17 | 2025-08-18 | Available |
| KD4ONT | 12 | 61 | 2022-05-19 | 2024-05-20 | Available |
| KD4ONU | 13 | 65 | 2022-05-19 | 2024-05-20 | Available |
| KD4ONV | 12 | 67 | 2032-05-19 | — | Active |
| KD4ONW | 12 | 67 | 2024-04-10 | 2026-04-11 | Available |
| KD4ONX | 12 | 69 | 2022-05-19 | 2024-05-20 | Available |
| KD4ONY | 12 | 71 | 2002-05-19 | 2004-05-20 | Available |
| KD4ONZ | 12 | 69 | 2002-05-19 | 2004-05-20 | Available |
| KD4OOA | 11 | 69 | 2023-06-13 | 2025-06-14 | Available |
| KD4OOB | 11 | 73 | 2012-05-19 | 2014-05-20 | Available |
| KD4OOC | 11 | 75 | 2001-08-04 | 2003-08-05 | Available |
| KD4OOD | 11 | 71 | — | — | Available |
| KD4OOE | 11 | 65 | 2035-05-22 | — | Active |
| KD4OOF | 11 | 73 | 2001-04-07 | 2003-04-08 | Available |
| KD4OOG | 10 | 73 | — | — | Available |
| KD4OOH | 11 | 71 | 2002-05-19 | 2004-05-20 | Available |
| KD4OOI | 12 | 67 | — | — | Available |
| KD4OOJ | 12 | 77 | — | — | Available |
| KD4OOK | 11 | 73 | 2002-05-19 | 2004-05-20 | Available |
| KD4OOL | 11 | 73 | 2002-05-19 | 2004-05-20 | Available |
| KD4OOM | 10 | 71 | 2020-12-04 | 2022-12-05 | Available |
| KD4OON | 12 | 69 | 2012-05-23 | 2014-05-24 | Available |
| KD4OOO | 11 | 75 | 2032-05-19 | — | Active |
| KD4OOP | 11 | 75 | 2002-05-19 | 2004-05-20 | Available |
| KD4OOQ | 11 | 77 | 2022-05-19 | 2024-05-20 | Available |
| KD4OOR | 12 | 71 | 2002-05-19 | 2004-05-20 | Available |
| KD4OOS | 12 | 69 | 1998-03-31 | 2000-04-01 | Available |
| KD4OOT | 11 | 67 | 2032-05-03 | — | Active (Vanity) |
| KD4OOU | 12 | 71 | 2032-05-19 | — | Active |
| KD4OOV | 11 | 73 | 2022-05-19 | 2024-05-20 | Available |
| KD4OOW | 11 | 73 | — | — | Available |
| KD4OOX | 11 | 75 | — | — | Available |
| KD4OOY | 11 | 77 | 2002-05-19 | 2004-05-20 | Available |
| KD4OOZ | 11 | 75 | 2012-05-19 | 2014-05-20 | Available |
| KD4OPA | 11 | 69 | 2002-05-19 | 2004-05-20 | Available |
| KD4OPB | 11 | 73 | 2021-09-20 | 2023-09-21 | Available |
| KD4OPC | 11 | 75 | 2002-05-19 | 2004-05-20 | Available |
| KD4OPD | 11 | 71 | 2022-05-19 | 2024-05-20 | Available |
| KD4OPE | 11 | 65 | — | — | Available |
| KD4OPF | 11 | 73 | 2013-02-02 | 2015-02-03 | Available |
| KD4OPG | 10 | 73 | 1998-10-20 | 2000-10-21 | Available |
| KD4OPH | 11 | 71 | 2002-05-19 | 2004-05-20 | Available |
| KD4OPI | 12 | 67 | 2002-05-26 | 2004-05-27 | Available |
| KD4OPJ | 12 | 77 | 2032-06-04 | — | Active |
| KD4OPK | 11 | 73 | 2032-05-26 | — | Active |
| KD4OPL | 11 | 73 | 2002-05-26 | 2004-05-27 | Available |
| KD4OPM | 10 | 71 | 2002-05-26 | 2004-05-27 | Available |
| KD4OPN | 12 | 69 | 2012-05-26 | 2014-05-27 | Available |
| KD4OPO | 11 | 75 | 2002-12-01 | 2004-12-02 | Available |
| KD4OPP | 11 | 75 | 2012-05-26 | 2014-05-27 | Available |
| KD4OPQ | 11 | 77 | 2022-05-26 | 2024-05-27 | Available |
| KD4OPR | 12 | 71 | 2012-09-14 | 2014-09-15 | Available |
| KD4OPS | 12 | 69 | 2032-05-26 | — | Active |
| KD4OPT | 11 | 67 | 2022-05-26 | 2024-05-27 | Available |
| KD4OPU | 12 | 71 | 2032-07-08 | — | Active |
| KD4OPV | 11 | 73 | 2032-10-04 | — | Active |
| KD4OPW | 11 | 73 | 2032-06-09 | — | Active |
| KD4OPX | 11 | 75 | — | — | Available |
| KD4OPY | 11 | 77 | 2002-05-26 | 2004-05-27 | Available |
| KD4OPZ | 11 | 75 | 2022-05-29 | 2024-05-30 | Available |
| KD4OQA | 11 | 71 | 2012-05-26 | 2014-05-27 | Available |
| KD4OQB | 11 | 75 | 2022-07-24 | 2024-07-25 | Available |
| KD4OQC | 11 | 77 | — | — | Available |
| KD4OQD | 11 | 73 | 2032-05-26 | — | Active |
| KD4OQE | 11 | 67 | 2032-05-26 | — | Active |
| KD4OQF | 11 | 75 | 2002-05-26 | 2004-05-27 | Available |
| KD4OQG | 10 | 75 | 2012-05-26 | 2014-05-27 | Available |
| KD4OQH | 11 | 73 | 2022-05-26 | 2024-05-27 | Available |
| KD4OQI | 12 | 69 | 2012-05-26 | 2014-05-27 | Available |
| KD4OQJ | 12 | 79 | 2002-05-26 | 2004-05-27 | Available |
| KD4OQK | 11 | 75 | 2000-07-04 | 2002-07-05 | Available |
| KD4OQL | 11 | 75 | 2012-05-26 | 2014-05-27 | Available |
| KD4OQM | 10 | 73 | 2012-08-13 | 2014-08-14 | Available |
| KD4OQN | 12 | 71 | — | — | Available |
| KD4OQO | 11 | 77 | 2002-08-11 | 2004-08-12 | Available |
| KD4OQP | 11 | 77 | 2002-05-26 | 2004-05-27 | Available |
| KD4OQQ | 11 | 79 | 2022-05-26 | 2024-05-27 | Available |
| KD4OQR | 12 | 73 | 2032-05-26 | — | Active |
| KD4OQS | 12 | 71 | 2032-08-18 | — | Active |
| KD4OQT | 11 | 69 | 2012-05-26 | 2014-05-27 | Available |
| KD4OQU | 12 | 73 | 2023-03-30 | 2025-03-31 | Available |
| KD4OQV | 11 | 75 | — | — | Available |
| KD4OQW | 11 | 75 | 1998-08-17 | 2000-08-18 | Available |
| KD4OQX | 11 | 77 | 2022-05-26 | 2024-05-27 | Available |
| KD4OQY | 11 | 79 | 2022-05-26 | 2024-05-27 | Available |
| KD4OQZ | 11 | 77 | — | — | Available |
| KD4ORA | 12 | 65 | 2032-05-26 | — | Active |
| KD4ORB | 12 | 69 | 2012-05-26 | 2014-05-27 | Available |
| KD4ORC | 12 | 71 | 2033-09-14 | — | Active |
| KD4ORD | 12 | 67 | 2012-06-12 | 2014-06-13 | Available |
| KD4ORE | 12 | 61 | 2023-04-05 | 2025-04-06 | Available |
| KD4ORF | 12 | 69 | 2002-05-26 | 2004-05-27 | Available |
| KD4ORG | 11 | 69 | 2032-05-26 | — | Active |
| KD4ORH | 12 | 67 | 2002-05-26 | 2004-05-27 | Available |
| KD4ORI | 13 | 63 | 2006-09-23 | 2008-09-24 | Available |