District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4NTS | 11 | 45 | 2031-06-26 | — | Active (Vanity) |
| K4NTT | 10 | 43 | 2029-08-25 | — | Active (Vanity) |
| K4NTU | 11 | 47 | 2005-11-28 | 2007-11-29 | Available |
| K4NTV | 10 | 49 | — | — | Available |
| K4NTW | 10 | 49 | 2029-07-09 | — | Active (Vanity) |
| K4NTX | 10 | 51 | — | — | Available |
| K4NTY | 10 | 53 | 2015-04-03 | 2017-04-04 | Available |
| K4NTZ | 10 | 51 | 2007-01-13 | 2009-01-14 | Available |
| K4NUA | 11 | 49 | — | — | Available |
| K4NUB | 11 | 53 | 2020-11-20 | 2022-11-21 | Available |
| K4NUC | 11 | 55 | 2035-07-10 | — | Active (Vanity) |
| K4NUD | 11 | 51 | 2008-05-11 | 2010-05-12 | Available |
| K4NUE | 11 | 45 | 2024-04-12 | 2026-04-13 | Available |
| K4NUF | 11 | 53 | — | — | Available |
| K4NUG | 10 | 53 | — | — | Available |
| K4NUH | 11 | 51 | 2033-06-03 | — | Active (Vanity) |
| K4NUI | 12 | 47 | — | — | Available |
| K4NUJ | 12 | 57 | 2005-10-26 | 2007-10-27 | Available |
| K4NUK | 11 | 53 | 2012-12-04 | 2014-12-05 | Available |
| K4NUL | 11 | 53 | — | — | Available |
| K4NUM | 10 | 51 | 2032-01-28 | — | Active (Vanity) |
| K4NUN | 12 | 49 | — | — | Available |
| K4NUO | 11 | 55 | — | — | Available |
| K4NUP | 11 | 55 | — | — | Available |
| K4NUQ | 11 | 57 | 2024-10-31 | 2026-11-01 | Available |
| K4NUR | 12 | 51 | 2033-10-28 | — | Active (Vanity) |
| K4NUS | 12 | 49 | 2030-05-23 | — | Active (Vanity) |
| K4NUT | 11 | 47 | 2033-07-03 | — | Active (Vanity) |
| K4NUU | 12 | 51 | — | — | Available |
| K4NUV | 11 | 53 | — | — | Available |
| K4NUW | 11 | 53 | — | — | Available |
| K4NUX | 11 | 55 | — | — | Available |
| K4NUY | 11 | 57 | — | — | Available |
| K4NUZ | 11 | 55 | 2001-09-22 | 2003-09-23 | Available |
| K4NVA | 10 | 51 | 2027-01-04 | — | Active (Vanity) |
| K4NVB | 10 | 55 | — | — | Available |
| K4NVC | 10 | 57 | — | — | Available |
| K4NVD | 10 | 53 | 2035-12-08 | — | Active (Vanity) |
| K4NVE | 10 | 47 | — | — | Available |
| K4NVF | 10 | 55 | — | — | Available |
| K4NVG | 9 | 55 | 2032-04-07 | — | Active |
| K4NVH | 10 | 53 | 2001-03-20 | 2003-03-21 | Available |
| K4NVI | 11 | 49 | 2032-03-23 | — | Active |
| K4NVJ | 11 | 59 | 2026-06-29 | — | Active (Vanity) |
| K4NVK | 10 | 55 | — | — | Available |
| K4NVL | 10 | 55 | — | — | Available |
| K4NVM | 9 | 53 | — | — | Available |
| K4NVN | 11 | 51 | 2027-12-26 | — | Active |
| K4NVO | 10 | 57 | 2007-12-18 | 2009-12-19 | Available |
| K4NVP | 10 | 57 | — | — | Available |
| K4NVQ | 10 | 59 | 2036-06-18 | — | Active (Vanity) |
| K4NVR | 11 | 53 | — | — | Available |
| K4NVS | 11 | 51 | — | — | Available |
| K4NVT | 10 | 49 | — | — | Available |
| K4NVU | 11 | 53 | — | — | Available |
| K4NVV | 10 | 55 | 2036-08-19 | — | Active (Vanity) |
| K4NVW | 10 | 55 | — | — | Available |
| K4NVX | 10 | 57 | 2030-06-05 | — | Active (Vanity) |
| K4NVY | 10 | 59 | 2033-09-06 | — | Active (Vanity) |
| K4NVZ | 10 | 57 | 2031-08-23 | — | Active (Vanity) |
| K4NWA | 10 | 51 | 2028-09-15 | — | Active (Vanity) |
| K4NWB | 10 | 55 | 2035-11-24 | — | Active (Vanity) |
| K4NWC | 10 | 57 | — | — | Available |
| K4NWD | 10 | 53 | 2031-05-04 | — | Active (Vanity) |
| K4NWE | 10 | 47 | 2015-07-17 | 2017-07-18 | Available |
| K4NWF | 10 | 55 | 2029-09-01 | — | Active (Vanity) |
| K4NWG | 9 | 55 | — | — | Available |
| K4NWH | 10 | 53 | — | — | Available |
| K4NWI | 11 | 49 | — | — | Available |
| K4NWJ | 11 | 59 | 2034-02-10 | — | Active (Vanity) |
| K4NWK | 10 | 55 | — | — | Available |
| K4NWL | 10 | 55 | — | — | Available |
| K4NWM | 9 | 53 | — | — | Available |
| K4NWN | 11 | 51 | — | — | Available |
| K4NWO | 10 | 57 | 2033-01-31 | — | Active (Vanity) |
| K4NWP | 10 | 57 | 2033-02-10 | — | Active (Vanity) |
| K4NWQ | 10 | 59 | 2022-07-10 | 2024-07-11 | Available |
| K4NWR | 11 | 53 | 2012-05-09 | 2014-05-10 | Available |
| K4NWS | 11 | 51 | 2028-10-20 | — | Active (Vanity) |
| K4NWT | 10 | 49 | 2027-01-28 | — | Active (Vanity) |
| K4NWU | 11 | 53 | 2035-11-19 | — | Active |
| K4NWV | 10 | 55 | — | — | Available |
| K4NWW | 10 | 55 | 2016-06-18 | 2018-06-19 | Available |
| K4NWX | 10 | 57 | 2029-11-30 | — | Active (Vanity) |
| K4NWY | 10 | 59 | — | — | Available |
| K4NWZ | 10 | 57 | — | — | Available |
| K4NXA | 10 | 53 | 2027-04-29 | — | Active (Vanity) |
| K4NXB | 10 | 57 | 2017-05-29 | 2019-05-30 | Available |
| K4NXC | 10 | 59 | — | — | Available |
| K4NXD | 10 | 55 | 2036-11-11 | — | Active (Vanity) |
| K4NXE | 10 | 49 | — | — | Available |
| K4NXF | 10 | 57 | — | — | Available |
| K4NXG | 9 | 57 | — | — | Available |
| K4NXH | 10 | 55 | 2016-09-19 | 2018-09-20 | Available |
| K4NXI | 11 | 51 | 2015-10-24 | 2017-10-25 | Available |
| K4NXJ | 11 | 61 | — | — | Available |
| K4NXK | 10 | 57 | — | — | Available |
| K4NXL | 10 | 57 | — | — | Available |
| K4NXM | 9 | 55 | — | — | Available |
| K4NXN | 11 | 53 | 2034-03-23 | — | Active (Vanity) |