District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4ZLT | 9 | 55 | 2028-07-10 | — | Active (Vanity) |
| K4ZLU | 10 | 59 | — | — | Available |
| K4ZLV | 9 | 61 | — | — | Available |
| K4ZLW | 9 | 61 | 2014-03-22 | 2016-03-23 | Available |
| K4ZLX | 9 | 63 | — | — | Available |
| K4ZLY | 9 | 65 | — | — | Available |
| K4ZLZ | 9 | 63 | 2027-08-20 | — | Active |
| K4ZMA | 8 | 55 | 2031-10-05 | — | Active (Vanity) |
| K4ZMB | 8 | 59 | 2030-03-13 | — | Active (Vanity) |
| K4ZMC | 8 | 61 | 2024-03-15 | 2026-03-16 | Available |
| K4ZMD | 8 | 57 | 2028-12-18 | — | Active (Vanity) |
| K4ZME | 8 | 51 | 2019-02-03 | 2021-02-04 | Available |
| K4ZMF | 8 | 59 | 2031-01-23 | — | Active (Vanity) |
| K4ZMG | 7 | 59 | 2010-04-12 | 2012-04-13 | Available |
| K4ZMH | 8 | 57 | 2004-05-24 | 2006-05-25 | Available |
| K4ZMI | 9 | 53 | 2036-02-05 | — | Active |
| K4ZMJ | 9 | 63 | — | — | Available |
| K4ZMK | 8 | 59 | — | — | Available |
| K4ZML | 8 | 59 | — | — | Available |
| K4ZMM | 7 | 57 | — | — | Pending Application |
| K4ZMN | 9 | 55 | — | — | Available |
| K4ZMO | 8 | 61 | 2031-04-18 | — | Active |
| K4ZMP | 8 | 61 | — | — | Available |
| K4ZMQ | 8 | 63 | 2015-03-01 | 2017-03-02 | Available |
| K4ZMR | 9 | 57 | 2031-05-27 | — | Active |
| K4ZMS | 9 | 55 | — | — | Available |
| K4ZMT | 8 | 53 | 2028-01-05 | — | Active |
| K4ZMU | 9 | 57 | — | — | Available |
| K4ZMV | 8 | 59 | 2036-06-29 | — | Active (Vanity) |
| K4ZMW | 8 | 59 | 2028-09-15 | — | Active (Vanity) |
| K4ZMX | 8 | 61 | — | — | Available |
| K4ZMY | 8 | 63 | 2029-06-30 | — | Active (Vanity) |
| K4ZMZ | 8 | 61 | — | — | Available |
| K4ZNA | 10 | 53 | — | — | Available |
| K4ZNB | 10 | 57 | 2010-11-29 | 2012-11-30 | Available |
| K4ZNC | 10 | 59 | 2029-07-27 | — | Active (Vanity) |
| K4ZND | 10 | 55 | 2006-10-28 | 2008-10-29 | Available |
| K4ZNE | 10 | 49 | — | — | Available |
| K4ZNF | 10 | 57 | — | — | Available |
| K4ZNG | 9 | 57 | — | — | Available |
| K4ZNH | 10 | 55 | 2027-11-24 | — | Active |
| K4ZNI | 11 | 51 | — | — | Available |
| K4ZNJ | 11 | 61 | — | — | Available |
| K4ZNK | 10 | 57 | 2014-10-12 | 2016-10-13 | Available |
| K4ZNL | 10 | 57 | — | — | Available |
| K4ZNM | 9 | 55 | — | — | Available |
| K4ZNN | 11 | 53 | 2004-04-12 | 2006-04-13 | Available |
| K4ZNO | 10 | 59 | 2035-09-29 | — | Active (Vanity) |
| K4ZNP | 10 | 59 | — | — | Available |
| K4ZNQ | 10 | 61 | — | — | Available |
| K4ZNR | 11 | 55 | 1998-02-02 | 2000-02-03 | Available |
| K4ZNS | 11 | 53 | — | — | Available |
| K4ZNT | 10 | 51 | — | — | Available |
| K4ZNU | 11 | 55 | — | — | Available |
| K4ZNV | 10 | 57 | — | — | Available |
| K4ZNW | 10 | 57 | 1999-10-23 | 2001-10-24 | Available |
| K4ZNX | 10 | 59 | — | — | Available |
| K4ZNY | 10 | 61 | — | — | Available |
| K4ZNZ | 10 | 59 | — | — | Available |
| K4ZOA | 9 | 59 | — | — | Available |
| K4ZOB | 9 | 63 | — | — | Available |
| K4ZOC | 9 | 65 | — | — | Available |
| K4ZOD | 9 | 61 | 2028-07-21 | — | Active (Vanity) |
| K4ZOE | 9 | 55 | 2035-12-09 | — | Active (Vanity) |
| K4ZOF | 9 | 63 | — | — | Available |
| K4ZOG | 8 | 63 | 2027-07-01 | — | Active (Vanity) |
| K4ZOH | 9 | 61 | — | — | Available |
| K4ZOI | 10 | 57 | — | — | Available |
| K4ZOJ | 10 | 67 | — | — | Available |
| K4ZOK | 9 | 63 | — | — | Available |
| K4ZOL | 9 | 63 | 2029-01-30 | — | Active (Vanity) |
| K4ZOM | 8 | 61 | 2030-08-14 | — | Active (Vanity) |
| K4ZON | 10 | 59 | — | — | Available |
| K4ZOO | 9 | 65 | 2030-03-13 | — | Active (Vanity) |
| K4ZOP | 9 | 65 | — | — | Available |
| K4ZOQ | 9 | 67 | — | — | Available |
| K4ZOR | 10 | 61 | 2033-12-05 | — | Active (Vanity) |
| K4ZOS | 10 | 59 | — | — | Available |
| K4ZOT | 9 | 57 | 2030-05-18 | — | Active (Vanity) |
| K4ZOU | 10 | 61 | — | — | Available |
| K4ZOV | 9 | 63 | — | — | Available |
| K4ZOW | 9 | 63 | — | — | Available |
| K4ZOX | 9 | 65 | 2035-12-12 | — | Active (Vanity) |
| K4ZOY | 9 | 67 | — | — | Available |
| K4ZOZ | 9 | 65 | 2029-11-06 | — | Active (Vanity) |
| K4ZPA | 9 | 59 | 2028-11-29 | — | Active (Vanity) |
| K4ZPB | 9 | 63 | — | — | Available |
| K4ZPC | 9 | 65 | — | — | Available |
| K4ZPD | 9 | 61 | — | — | Available |
| K4ZPE | 9 | 55 | 2028-10-21 | — | Active (Vanity) |
| K4ZPF | 9 | 63 | 2035-04-12 | — | Active (Vanity) |
| K4ZPG | 8 | 63 | 2029-10-16 | — | Active (Vanity) |
| K4ZPH | 9 | 61 | — | — | Available |
| K4ZPI | 10 | 57 | — | — | Available |
| K4ZPJ | 10 | 67 | — | — | Available |
| K4ZPK | 9 | 63 | — | — | Available |
| K4ZPL | 9 | 63 | 2036-01-16 | — | Active |
| K4ZPM | 8 | 61 | — | — | Available |
| K4ZPN | 10 | 59 | — | — | Available |
| K4ZPO | 9 | 65 | — | — | Available |