District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KC4UHN | 13 | 65 | — | — | Available |
| KC4UHO | 12 | 71 | 2020-11-27 | 2022-11-28 | Available |
| KC4UHP | 12 | 71 | 2033-01-16 | — | Active |
| KC4UHQ | 12 | 73 | 2000-12-31 | 2003-01-01 | Available |
| KC4UHR | 13 | 67 | 2000-11-27 | 2002-11-28 | Available |
| KC4UHS | 13 | 65 | — | — | Available |
| KC4UHT | 12 | 63 | 1999-05-12 | 2001-05-13 | Available |
| KC4UHU | 13 | 67 | 2031-10-25 | — | Active |
| KC4UHV | 12 | 69 | — | — | Available |
| KC4UHW | 12 | 69 | 2011-04-02 | 2013-04-03 | Available |
| KC4UHX | 12 | 71 | — | — | Available |
| KC4UHY | 12 | 73 | 2000-11-27 | 2002-11-28 | Available |
| KC4UHZ | 12 | 71 | — | — | Available |
| KC4UIA | 13 | 61 | 2021-03-08 | 2023-03-09 | Available |
| KC4UIB | 13 | 65 | — | — | Available |
| KC4UIC | 13 | 67 | 2010-11-27 | 2012-11-28 | Available |
| KC4UID | 13 | 63 | 2001-02-19 | 2003-02-20 | Available |
| KC4UIE | 13 | 57 | — | — | Available |
| KC4UIF | 13 | 65 | 2012-07-02 | 2014-07-03 | Available |
| KC4UIG | 12 | 65 | 2019-04-30 | 2021-05-01 | Available |
| KC4UIH | 13 | 63 | — | — | Available |
| KC4UII | 14 | 59 | 2005-03-02 | 2007-03-03 | Available |
| KC4UIJ | 14 | 69 | — | — | Available |
| KC4UIK | 13 | 65 | — | — | Available |
| KC4UIL | 13 | 65 | 2031-01-18 | — | Active |
| KC4UIM | 12 | 63 | 2020-12-28 | 2022-12-29 | Available |
| KC4UIN | 14 | 61 | 2011-03-26 | 2013-03-27 | Available |
| KC4UIO | 13 | 67 | — | — | Available |
| KC4UIP | 13 | 67 | 2030-12-28 | — | Active |
| KC4UIQ | 13 | 69 | 2030-11-27 | — | Active |
| KC4UIR | 14 | 63 | 2010-11-27 | 2012-11-28 | Available |
| KC4UIS | 14 | 61 | — | — | Available |
| KC4UIT | 13 | 59 | 2021-04-09 | 2023-04-10 | Available |
| KC4UIU | 14 | 63 | 2011-01-29 | 2013-01-30 | Available |
| KC4UIV | 13 | 65 | 2000-11-27 | 2002-11-28 | Available |
| KC4UIW | 13 | 65 | 2007-05-11 | 2009-05-12 | Available |
| KC4UIX | 13 | 67 | 2033-11-01 | — | Active |
| KC4UIY | 13 | 69 | 2002-07-14 | 2004-07-15 | Available |
| KC4UIZ | 13 | 67 | 2031-02-05 | — | Active |
| KC4UJA | 13 | 71 | 2023-05-04 | 2025-05-05 | Available |
| KC4UJB | 13 | 75 | 2000-11-27 | 2002-11-28 | Available |
| KC4UJC | 13 | 77 | 2000-11-27 | 2002-11-28 | Available |
| KC4UJD | 13 | 73 | 2001-05-07 | 2003-05-08 | Available |
| KC4UJE | 13 | 67 | 1999-07-20 | 2001-07-21 | Available |
| KC4UJF | 13 | 75 | 2011-02-12 | 2013-02-13 | Available |
| KC4UJG | 12 | 75 | 2011-02-12 | 2013-02-13 | Available |
| KC4UJH | 13 | 73 | 2010-11-27 | 2012-11-28 | Available |
| KC4UJI | 14 | 69 | 2010-11-27 | 2012-11-28 | Available |
| KC4UJJ | 14 | 79 | 2033-03-08 | — | Active |
| KC4UJK | 13 | 75 | — | — | Available |
| KC4UJL | 13 | 75 | — | — | Available |
| KC4UJM | 12 | 73 | 2020-12-31 | 2023-01-01 | Available |
| KC4UJN | 14 | 71 | 2031-02-12 | — | Active |
| KC4UJO | 13 | 77 | — | — | Available |
| KC4UJP | 13 | 77 | — | — | Available |
| KC4UJQ | 13 | 79 | 2000-11-27 | 2002-11-28 | Available |
| KC4UJR | 14 | 73 | — | — | Available |
| KC4UJS | 14 | 71 | — | — | Available |
| KC4UJT | 13 | 69 | — | — | Available |
| KC4UJU | 14 | 73 | 2000-11-27 | 2002-11-28 | Available |
| KC4UJV | 13 | 75 | 2016-03-07 | 2018-03-08 | Available |
| KC4UJW | 13 | 75 | — | — | Available |
| KC4UJX | 13 | 77 | 2012-05-08 | 2014-05-09 | Available |
| KC4UJY | 13 | 79 | — | — | Available |
| KC4UJZ | 13 | 77 | — | — | Available |
| KC4UKA | 12 | 67 | 2022-06-09 | 2024-06-10 | Available |
| KC4UKB | 12 | 71 | — | — | Available |
| KC4UKC | 12 | 73 | — | — | Available |
| KC4UKD | 12 | 69 | 2031-01-22 | — | Active |
| KC4UKE | 12 | 63 | 2010-12-04 | 2012-12-05 | Available |
| KC4UKF | 12 | 71 | — | — | Available |
| KC4UKG | 11 | 71 | 2011-01-29 | 2013-01-30 | Available |
| KC4UKH | 12 | 69 | — | — | Available |
| KC4UKI | 13 | 65 | 2003-11-14 | 2005-11-15 | Available |
| KC4UKJ | 13 | 75 | 2001-04-02 | 2003-04-03 | Available |
| KC4UKK | 12 | 71 | 2021-08-04 | 2023-08-05 | Available |
| KC4UKL | 12 | 71 | 2031-09-20 | — | Active |
| KC4UKM | 11 | 69 | — | — | Available |
| KC4UKN | 13 | 67 | 2000-07-14 | 2002-07-15 | Available |
| KC4UKO | 12 | 73 | 2031-04-02 | — | Active |
| KC4UKP | 12 | 73 | — | — | Available |
| KC4UKQ | 12 | 75 | 2011-01-29 | 2013-01-30 | Available |
| KC4UKR | 13 | 69 | 2008-11-29 | 2010-11-30 | Available |
| KC4UKS | 13 | 67 | 2000-12-04 | 2002-12-05 | Available |
| KC4UKT | 12 | 65 | — | — | Available |
| KC4UKU | 13 | 69 | 2030-12-04 | — | Active |
| KC4UKV | 12 | 71 | 2033-01-19 | — | Active |
| KC4UKW | 12 | 71 | 2000-12-04 | 2002-12-05 | Available |
| KC4UKX | 12 | 73 | 2000-12-04 | 2002-12-05 | Available |
| KC4UKY | 12 | 75 | 2015-11-24 | 2017-11-25 | Available |
| KC4UKZ | 12 | 73 | 2000-12-04 | 2002-12-05 | Available |
| KC4ULA | 12 | 67 | 2001-02-19 | 2003-02-20 | Available |
| KC4ULB | 12 | 71 | — | — | Available |
| KC4ULC | 12 | 73 | — | — | Available |
| KC4ULD | 12 | 69 | 2001-01-29 | 2003-01-30 | Available |
| KC4ULE | 12 | 63 | 2000-12-04 | 2002-12-05 | Available |
| KC4ULF | 12 | 71 | 2000-12-04 | 2002-12-05 | Available |
| KC4ULG | 11 | 71 | 2000-12-04 | 2002-12-05 | Available |
| KC4ULH | 12 | 69 | 2000-12-04 | 2002-12-05 | Available |
| KC4ULI | 13 | 65 | 2000-12-04 | 2002-12-05 | Available |