District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KC4ZDN | 12 | 69 | 2005-04-22 | 2007-04-23 | Available |
| KC4ZDO | 11 | 75 | 2001-04-16 | 2003-04-17 | Available |
| KC4ZDP | 11 | 75 | 2021-04-16 | 2023-04-17 | Available |
| KC4ZDQ | 11 | 77 | — | — | Available |
| KC4ZDR | 12 | 71 | 2003-11-23 | 2005-11-24 | Available |
| KC4ZDS | 12 | 69 | 2001-04-16 | 2003-04-17 | Available |
| KC4ZDT | 11 | 67 | 2001-04-16 | 2003-04-17 | Available |
| KC4ZDU | 12 | 71 | 2001-04-16 | 2003-04-17 | Available |
| KC4ZDV | 11 | 73 | 2013-12-28 | 2015-12-29 | Available |
| KC4ZDW | 11 | 73 | 2001-04-16 | 2003-04-17 | Available |
| KC4ZDX | 11 | 75 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZDY | 11 | 77 | — | — | Available |
| KC4ZDZ | 11 | 75 | 2013-04-01 | 2015-04-02 | Available |
| KC4ZEA | 11 | 63 | — | — | Available |
| KC4ZEB | 11 | 67 | 2004-02-11 | 2006-02-12 | Available |
| KC4ZEC | 11 | 69 | 2000-11-14 | 2002-11-15 | Available |
| KC4ZED | 11 | 65 | 1999-05-26 | 2001-05-27 | Available |
| KC4ZEE | 11 | 59 | 2023-03-30 | 2025-03-31 | Available |
| KC4ZEF | 11 | 67 | 2011-08-20 | 2013-08-21 | Available |
| KC4ZEG | 10 | 67 | — | — | Available |
| KC4ZEH | 11 | 65 | 2004-08-17 | 2006-08-18 | Available |
| KC4ZEI | 12 | 61 | 2033-03-30 | — | Active |
| KC4ZEJ | 12 | 71 | 2031-04-29 | — | Active |
| KC4ZEK | 11 | 67 | 2011-04-23 | 2013-04-24 | Available |
| KC4ZEL | 11 | 67 | 2031-04-23 | — | Active |
| KC4ZEM | 10 | 65 | 2022-11-17 | 2024-11-18 | Available |
| KC4ZEN | 12 | 63 | — | — | Available |
| KC4ZEO | 11 | 69 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZEP | 11 | 69 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZEQ | 11 | 71 | 2011-04-23 | 2013-04-24 | Available |
| KC4ZER | 12 | 65 | 2021-05-11 | 2023-05-12 | Available |
| KC4ZES | 12 | 63 | 2031-04-23 | — | Active |
| KC4ZET | 11 | 61 | 2031-10-14 | — | Active |
| KC4ZEU | 12 | 65 | 2021-07-27 | 2023-07-28 | Available |
| KC4ZEV | 11 | 67 | 2031-08-03 | — | Active |
| KC4ZEW | 11 | 67 | 2011-04-23 | 2013-04-24 | Available |
| KC4ZEX | 11 | 69 | 2031-04-23 | — | Active |
| KC4ZEY | 11 | 71 | 2031-05-24 | — | Active |
| KC4ZEZ | 11 | 69 | 2031-04-23 | — | Active |
| KC4ZFA | 11 | 71 | 2031-04-23 | — | Active |
| KC4ZFB | 11 | 75 | 2017-11-07 | 2019-11-08 | Available |
| KC4ZFC | 11 | 77 | 2032-12-16 | — | Active |
| KC4ZFD | 11 | 73 | 2022-12-08 | 2024-12-09 | Available |
| KC4ZFE | 11 | 67 | 2022-07-17 | 2024-07-18 | Available |
| KC4ZFF | 11 | 75 | 2021-04-23 | 2023-04-24 | Available |
| KC4ZFG | 10 | 75 | 2021-04-23 | 2023-04-24 | Available |
| KC4ZFH | 11 | 73 | 2022-04-23 | 2024-04-24 | Available |
| KC4ZFI | 12 | 69 | 2011-04-23 | 2013-04-24 | Available |
| KC4ZFJ | 12 | 79 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZFK | 11 | 75 | — | — | Available |
| KC4ZFL | 11 | 75 | 2031-05-08 | — | Active |
| KC4ZFM | 10 | 73 | 2011-04-23 | 2013-04-24 | Available |
| KC4ZFN | 12 | 71 | 2031-06-17 | — | Active |
| KC4ZFO | 11 | 77 | 2011-04-23 | 2013-04-24 | Available |
| KC4ZFP | 11 | 77 | 2024-03-22 | 2026-03-23 | Available |
| KC4ZFQ | 11 | 79 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZFR | 12 | 73 | — | — | Available |
| KC4ZFS | 12 | 71 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZFT | 11 | 69 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZFU | 12 | 73 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZFV | 11 | 75 | 2031-04-23 | — | Active |
| KC4ZFW | 11 | 75 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZFX | 11 | 77 | — | — | Available |
| KC4ZFY | 11 | 79 | — | — | Available |
| KC4ZFZ | 11 | 77 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZGA | 10 | 71 | 2034-11-13 | — | Active |
| KC4ZGB | 10 | 75 | 2011-04-23 | 2013-04-24 | Available |
| KC4ZGC | 10 | 77 | 2002-04-07 | 2004-04-08 | Available |
| KC4ZGD | 10 | 73 | 2031-04-23 | — | Active |
| KC4ZGE | 10 | 67 | 2031-04-23 | — | Active |
| KC4ZGF | 10 | 75 | 2022-09-22 | 2024-09-23 | Available |
| KC4ZGG | 9 | 75 | 2031-04-23 | — | Active |
| KC4ZGH | 10 | 73 | 2031-04-23 | — | Active |
| KC4ZGI | 11 | 69 | — | — | Available |
| KC4ZGJ | 11 | 79 | 2023-07-27 | 2025-07-28 | Available |
| KC4ZGK | 10 | 75 | 2031-05-21 | — | Active |
| KC4ZGL | 10 | 75 | 2032-10-27 | — | Active |
| KC4ZGM | 9 | 73 | 2003-05-20 | 2005-05-21 | Available |
| KC4ZGN | 11 | 71 | 2011-04-23 | — | Active |
| KC4ZGO | 10 | 77 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZGP | 10 | 77 | 2032-12-08 | — | Active |
| KC4ZGQ | 10 | 79 | 2032-01-06 | — | Active |
| KC4ZGR | 11 | 73 | 1998-10-05 | 2000-10-06 | Available |
| KC4ZGS | 11 | 71 | 2021-04-23 | 2023-04-24 | Available |
| KC4ZGT | 10 | 69 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZGU | 11 | 73 | 2021-04-23 | 2023-04-24 | Available |
| KC4ZGV | 10 | 75 | 2007-02-27 | 2009-02-28 | Available |
| KC4ZGW | 10 | 75 | 2032-09-01 | — | Active |
| KC4ZGX | 10 | 77 | 2031-04-23 | — | Active |
| KC4ZGY | 10 | 79 | 2021-04-23 | 2023-04-24 | Available |
| KC4ZGZ | 10 | 77 | 2011-04-23 | 2013-04-24 | Available |
| KC4ZHA | 11 | 69 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZHB | 11 | 73 | 2012-06-23 | 2014-06-24 | Available |
| KC4ZHC | 11 | 75 | 2023-02-02 | 2025-02-03 | Available |
| KC4ZHD | 11 | 71 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZHE | 11 | 65 | 2023-04-20 | 2025-04-21 | Available |
| KC4ZHF | 11 | 73 | 2021-08-06 | 2023-08-07 | Available |
| KC4ZHG | 10 | 73 | 2001-04-23 | 2003-04-24 | Available |
| KC4ZHH | 11 | 71 | 2033-08-09 | — | Active |
| KC4ZHI | 12 | 67 | 2001-04-23 | 2003-04-24 | Available |