District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4ETC | 9 | 47 | 2028-03-15 | — | Active (Vanity) |
| K4ETD | 9 | 43 | 2027-07-04 | — | Active (Vanity) |
| K4ETE | 9 | 37 | 2032-03-27 | — | Active (Vanity) |
| K4ETF | 9 | 45 | — | — | Available |
| K4ETG | 8 | 45 | 2013-03-02 | 2015-03-03 | Available |
| K4ETH | 9 | 43 | 2033-03-16 | — | Active (Vanity) |
| K4ETI | 10 | 39 | 2025-03-15 | — | Active |
| K4ETJ | 10 | 49 | 2033-11-14 | — | Active (Vanity) |
| K4ETK | 9 | 45 | — | — | Available |
| K4ETL | 9 | 45 | 2034-05-07 | — | Active (Vanity) |
| K4ETM | 8 | 43 | 2025-10-24 | — | Active |
| K4ETN | 10 | 41 | 2032-11-27 | — | Active (Vanity) |
| K4ETO | 9 | 47 | — | — | Available |
| K4ETP | 9 | 47 | — | — | Available |
| K4ETQ | 9 | 49 | — | — | Available |
| K4ETR | 10 | 43 | 2031-03-12 | — | Active (Vanity) |
| K4ETS | 10 | 41 | 2033-08-27 | — | Active (Vanity) |
| K4ETT | 9 | 39 | 2030-06-02 | — | Active (Vanity) |
| K4ETU | 10 | 43 | — | — | Available |
| K4ETV | 9 | 45 | 2010-08-06 | 2012-08-07 | Available |
| K4ETW | 9 | 45 | 2030-11-24 | — | Active (Vanity) |
| K4ETX | 9 | 47 | 2027-05-16 | — | Active (Vanity) |
| K4ETY | 9 | 49 | 2029-05-22 | — | Active (Vanity) |
| K4ETZ | 9 | 47 | — | — | Available |
| K4EUA | 10 | 45 | — | — | Available |
| K4EUB | 10 | 49 | — | — | Available |
| K4EUC | 10 | 51 | 2026-04-04 | — | Active |
| K4EUD | 10 | 47 | — | — | Available |
| K4EUE | 10 | 41 | — | — | Available |
| K4EUF | 10 | 49 | 2025-04-22 | — | Active |
| K4EUG | 9 | 49 | 2027-11-28 | — | Active (Vanity) |
| K4EUH | 10 | 47 | 2026-05-13 | — | Active |
| K4EUI | 11 | 43 | 2028-02-19 | — | Active |
| K4EUJ | 11 | 53 | — | — | Available |
| K4EUK | 10 | 49 | — | — | Available |
| K4EUL | 10 | 49 | — | — | Available |
| K4EUM | 9 | 47 | — | — | Available |
| K4EUN | 11 | 45 | — | — | Available |
| K4EUO | 10 | 51 | 2027-06-24 | — | Active |
| K4EUP | 10 | 51 | 2033-09-10 | — | Active (Vanity) |
| K4EUQ | 10 | 53 | — | — | Available |
| K4EUR | 11 | 47 | 2004-10-14 | 2006-10-15 | Available |
| K4EUS | 11 | 45 | 2035-12-19 | — | Active (Vanity) |
| K4EUT | 10 | 43 | 2007-06-24 | 2009-06-25 | Available |
| K4EUU | 11 | 47 | — | — | Available |
| K4EUV | 10 | 49 | 2005-04-22 | 2007-04-23 | Available |
| K4EUW | 10 | 49 | 2005-08-10 | 2007-08-11 | Available |
| K4EUX | 10 | 51 | 2014-08-19 | 2016-08-20 | Available |
| K4EUY | 10 | 53 | — | — | Available |
| K4EUZ | 10 | 51 | — | — | Available |
| K4EVA | 9 | 47 | 2030-06-30 | — | Active (Vanity) |
| K4EVB | 9 | 51 | 2032-02-19 | — | Active (Vanity) |
| K4EVC | 9 | 53 | 2020-11-20 | 2022-11-21 | Available |
| K4EVD | 9 | 49 | — | — | Available |
| K4EVE | 9 | 43 | 2028-02-26 | — | Active (Vanity) |
| K4EVF | 9 | 51 | — | — | Available |
| K4EVG | 8 | 51 | — | — | Available |
| K4EVH | 9 | 49 | 2032-02-26 | — | Active (Vanity) |
| K4EVI | 10 | 45 | 2025-10-30 | — | Active |
| K4EVJ | 10 | 55 | — | — | Available |
| K4EVK | 9 | 51 | 2031-03-20 | — | Active (Vanity) |
| K4EVL | 9 | 51 | — | — | Available |
| K4EVM | 8 | 49 | — | — | Available |
| K4EVN | 10 | 47 | 2033-03-05 | — | Active (Vanity) |
| K4EVO | 9 | 53 | 2030-07-07 | — | Active (Vanity) |
| K4EVP | 9 | 53 | — | — | Available |
| K4EVQ | 9 | 55 | 2026-12-17 | — | Active (Vanity) |
| K4EVR | 10 | 49 | 2035-06-21 | — | Active (Vanity) |
| K4EVS | 10 | 47 | 2001-10-22 | 2003-10-23 | Available |
| K4EVT | 9 | 45 | 2035-11-03 | — | Active (Vanity) |
| K4EVU | 10 | 49 | 2036-06-29 | — | Active (Vanity) |
| K4EVV | 9 | 51 | 2030-07-18 | — | Active (Vanity) |
| K4EVW | 9 | 51 | 2033-10-17 | — | Active (Vanity) |
| K4EVX | 9 | 53 | — | — | Available |
| K4EVY | 9 | 55 | — | — | Available |
| K4EVZ | 9 | 53 | 2032-04-08 | — | Active (Vanity) |
| K4EWA | 9 | 47 | 2029-10-28 | — | Active (Vanity) |
| K4EWB | 9 | 51 | 2032-12-06 | — | Active (Vanity) |
| K4EWC | 9 | 53 | 2027-08-20 | — | Active |
| K4EWD | 9 | 49 | 2024-07-15 | 2026-07-16 | Available |
| K4EWE | 9 | 43 | 2024-09-30 | 2026-10-01 | Available |
| K4EWF | 9 | 51 | — | — | Available |
| K4EWG | 8 | 51 | 2029-04-21 | — | Active |
| K4EWH | 9 | 49 | 2027-01-17 | — | Active |
| K4EWI | 10 | 45 | — | — | Available |
| K4EWJ | 10 | 55 | — | — | Available |
| K4EWK | 9 | 51 | 2017-10-30 | 2019-10-31 | Available |
| K4EWL | 9 | 51 | 2032-04-16 | — | Active (Vanity) |
| K4EWM | 8 | 49 | — | — | Available |
| K4EWN | 10 | 47 | 2017-08-27 | 2019-08-28 | Available |
| K4EWO | 9 | 53 | 2031-06-02 | — | Active (Vanity) |
| K4EWP | 9 | 53 | 2034-08-20 | — | Active (Vanity) |
| K4EWQ | 9 | 55 | — | — | Available |
| K4EWR | 10 | 49 | 2029-05-31 | — | Active (Vanity) |
| K4EWS | 10 | 47 | 2028-01-18 | — | Active (Vanity) |
| K4EWT | 9 | 45 | — | — | Available |
| K4EWU | 10 | 49 | 2014-10-19 | 2016-10-20 | Available |
| K4EWV | 9 | 51 | — | — | Available |
| K4EWW | 9 | 51 | — | — | Available |
| K4EWX | 9 | 53 | — | — | Available |