District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KD4UHS | 13 | 61 | 2002-12-01 | 2004-12-02 | Available |
| KD4UHT | 12 | 59 | 2034-06-02 | — | Active |
| KD4UHU | 13 | 63 | 2012-12-01 | 2014-12-02 | Available |
| KD4UHV | 12 | 65 | — | — | Available |
| KD4UHW | 12 | 65 | 2002-12-01 | 2004-12-02 | Available |
| KD4UHX | 12 | 67 | 2010-12-24 | 2012-12-25 | Available |
| KD4UHY | 12 | 69 | 2032-12-01 | — | Active |
| KD4UHZ | 12 | 67 | 2002-12-01 | 2004-12-02 | Available |
| KD4UIA | 13 | 57 | 2002-12-01 | 2004-12-02 | Available |
| KD4UIB | 13 | 61 | 2032-12-01 | — | Active |
| KD4UIC | 13 | 63 | 2032-12-01 | — | Active |
| KD4UID | 13 | 59 | 2034-01-05 | — | Active |
| KD4UIE | 13 | 53 | 1999-12-18 | 2001-12-19 | Available |
| KD4UIF | 13 | 61 | 2002-12-01 | 2004-12-02 | Available |
| KD4UIG | 12 | 61 | 2022-12-01 | 2024-12-02 | Available |
| KD4UIH | 13 | 59 | — | — | Available |
| KD4UII | 14 | 55 | 2002-12-01 | 2004-12-02 | Available |
| KD4UIJ | 14 | 65 | 2002-12-01 | 2004-12-02 | Available |
| KD4UIK | 13 | 61 | 2012-12-01 | 2014-12-02 | Available |
| KD4UIL | 13 | 61 | 2017-10-03 | 2019-10-04 | Available |
| KD4UIM | 12 | 59 | — | — | Available |
| KD4UIN | 14 | 57 | 2002-12-01 | 2004-12-02 | Available |
| KD4UIO | 13 | 63 | — | — | Available |
| KD4UIP | 13 | 63 | 2002-12-01 | 2004-12-02 | Available |
| KD4UIQ | 13 | 65 | 2012-12-01 | 2014-12-02 | Available |
| KD4UIR | 14 | 59 | 2012-12-01 | 2014-12-02 | Available |
| KD4UIS | 14 | 57 | 2002-12-01 | 2004-12-02 | Available |
| KD4UIT | 13 | 55 | 2024-10-16 | 2026-10-17 | Available |
| KD4UIU | 14 | 59 | 2032-12-01 | — | Active |
| KD4UIV | 13 | 61 | 2002-09-14 | 2004-09-15 | Available |
| KD4UIW | 13 | 61 | 2002-12-01 | 2004-12-02 | Available |
| KD4UIX | 13 | 63 | 2002-12-01 | 2004-12-02 | Available |
| KD4UIY | 13 | 65 | 2012-12-01 | 2014-12-02 | Available |
| KD4UIZ | 13 | 63 | 2032-12-01 | — | Active |
| KD4UJA | 13 | 67 | — | — | Available |
| KD4UJB | 13 | 71 | 2032-12-01 | — | Active |
| KD4UJC | 13 | 73 | 2014-12-02 | 2016-12-03 | Available |
| KD4UJD | 13 | 69 | 2024-03-05 | 2026-03-06 | Available |
| KD4UJE | 13 | 63 | 2013-03-25 | 2015-03-26 | Available |
| KD4UJF | 13 | 71 | 2032-12-01 | — | Active |
| KD4UJG | 12 | 71 | 2004-09-08 | 2006-09-09 | Available |
| KD4UJH | 13 | 69 | 2022-12-01 | 2024-12-02 | Available |
| KD4UJI | 14 | 65 | 2004-04-09 | 2006-04-10 | Available |
| KD4UJJ | 14 | 75 | 2002-12-01 | 2004-12-02 | Available |
| KD4UJK | 13 | 71 | 2013-12-01 | 2015-12-02 | Available |
| KD4UJL | 13 | 71 | 2002-12-01 | 2004-12-02 | Available |
| KD4UJM | 12 | 69 | 2034-07-01 | — | Active |
| KD4UJN | 14 | 67 | 2002-12-01 | 2004-12-02 | Available |
| KD4UJO | 13 | 73 | 2034-03-27 | — | Active |
| KD4UJP | 13 | 73 | 2013-06-22 | 2015-06-23 | Available |
| KD4UJQ | 13 | 75 | 2022-12-04 | 2024-12-05 | Available |
| KD4UJR | 14 | 69 | 2032-12-01 | — | Active |
| KD4UJS | 14 | 67 | 2022-12-01 | 2024-12-02 | Available |
| KD4UJT | 13 | 65 | 2033-02-10 | — | Active |
| KD4UJU | 14 | 69 | 2022-12-01 | 2024-12-02 | Available |
| KD4UJV | 13 | 71 | 2012-12-14 | 2014-12-15 | Available |
| KD4UJW | 13 | 71 | — | — | Available |
| KD4UJX | 13 | 73 | 2032-12-01 | — | Active |
| KD4UJY | 13 | 75 | 2022-12-01 | 2024-12-02 | Available |
| KD4UJZ | 13 | 73 | — | — | Available |
| KD4UKA | 12 | 63 | 2003-02-23 | 2005-02-24 | Available |
| KD4UKB | 12 | 67 | 2034-02-23 | — | Active (Vanity) |
| KD4UKC | 12 | 69 | 2002-06-17 | 2004-06-18 | Available |
| KD4UKD | 12 | 65 | — | — | Available |
| KD4UKE | 12 | 59 | 2012-12-10 | 2014-12-11 | Available |
| KD4UKF | 12 | 67 | 2007-08-14 | 2009-08-15 | Available |
| KD4UKG | 11 | 67 | 2012-12-08 | 2014-12-09 | Available |
| KD4UKH | 12 | 65 | 2022-12-08 | 2024-12-09 | Available |
| KD4UKI | 13 | 61 | — | — | Available |
| KD4UKJ | 13 | 71 | 2022-12-08 | 2024-12-09 | Available |
| KD4UKK | 12 | 67 | 2022-12-08 | 2024-12-09 | Available |
| KD4UKL | 12 | 67 | 2002-12-08 | 2004-12-09 | Available |
| KD4UKM | 11 | 65 | 2023-02-07 | 2025-02-08 | Available |
| KD4UKN | 13 | 63 | 2032-12-09 | — | Active |
| KD4UKO | 12 | 69 | 2002-12-08 | 2004-12-09 | Available |
| KD4UKP | 12 | 69 | 2012-12-08 | 2014-12-09 | Available |
| KD4UKQ | 12 | 71 | 2002-12-08 | 2004-12-09 | Available |
| KD4UKR | 13 | 65 | 2022-12-08 | 2024-12-09 | Available |
| KD4UKS | 13 | 63 | 2012-12-08 | 2014-12-09 | Available |
| KD4UKT | 12 | 61 | 2034-04-12 | — | Active |
| KD4UKU | 13 | 65 | 2033-10-20 | — | Active |
| KD4UKV | 12 | 67 | 2002-12-08 | 2004-12-09 | Available |
| KD4UKW | 12 | 67 | 2029-02-18 | — | Active (Vanity) |
| KD4UKX | 12 | 69 | 2004-04-05 | 2006-04-06 | Available |
| KD4UKY | 12 | 71 | — | — | Available |
| KD4UKZ | 12 | 69 | 2022-12-08 | 2024-12-09 | Available |
| KD4ULA | 12 | 63 | 2002-12-08 | 2004-12-09 | Available |
| KD4ULB | 12 | 67 | 2009-03-07 | 2011-03-08 | Available |
| KD4ULC | 12 | 69 | — | — | Available |
| KD4ULD | 12 | 65 | 2032-12-08 | — | Active |
| KD4ULE | 12 | 59 | 2015-12-22 | 2017-12-23 | Available |
| KD4ULF | 12 | 67 | 2022-12-08 | 2024-12-09 | Available |
| KD4ULG | 11 | 67 | — | — | Available |
| KD4ULH | 12 | 65 | 2012-12-08 | 2014-12-09 | Available |
| KD4ULI | 13 | 61 | 2005-09-13 | 2007-09-14 | Available |
| KD4ULJ | 13 | 71 | 2002-12-08 | 2004-12-09 | Available |
| KD4ULK | 12 | 67 | 2013-04-10 | 2015-04-11 | Available |
| KD4ULL | 12 | 67 | 2013-05-13 | 2015-05-14 | Available |
| KD4ULM | 11 | 65 | 2003-08-10 | 2005-08-11 | Available |
| KD4ULN | 13 | 63 | 2022-12-08 | 2024-12-09 | Available |