District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4JII | 12 | 51 | 2017-03-04 | 2019-03-05 | Available |
| K4JIJ | 12 | 61 | — | — | Available |
| K4JIK | 11 | 57 | 1997-10-06 | 1999-10-07 | Available |
| K4JIL | 11 | 57 | 2032-02-25 | — | Active (Vanity) |
| K4JIM | 10 | 55 | 2028-12-07 | — | Active (Vanity) |
| K4JIN | 12 | 53 | — | — | Available |
| K4JIO | 11 | 59 | — | — | Available |
| K4JIP | 11 | 59 | 2032-06-10 | — | Active (Vanity) |
| K4JIQ | 11 | 61 | — | — | Available |
| K4JIR | 12 | 55 | 2023-01-12 | 2025-01-13 | Available |
| K4JIS | 12 | 53 | 2031-04-19 | — | Active (Vanity) |
| K4JIT | 11 | 51 | — | — | Available |
| K4JIU | 12 | 55 | 2027-12-30 | — | Active |
| K4JIV | 11 | 57 | — | — | Available |
| K4JIW | 11 | 57 | 1997-09-01 | 1999-09-02 | Available |
| K4JIX | 11 | 59 | — | — | Available |
| K4JIY | 11 | 61 | 2011-04-23 | 2013-04-24 | Available |
| K4JIZ | 11 | 59 | 2029-02-05 | — | Active |
| K4JJA | 11 | 63 | 2007-08-26 | 2009-08-27 | Available |
| K4JJB | 11 | 67 | 2028-08-09 | — | Active (Vanity) |
| K4JJC | 11 | 69 | 2023-01-29 | 2025-01-30 | Available |
| K4JJD | 11 | 65 | 2036-04-09 | — | Active (Vanity) |
| K4JJE | 11 | 59 | 2024-01-09 | 2026-01-10 | Available |
| K4JJF | 11 | 67 | 2031-03-01 | — | Active (Vanity) |
| K4JJG | 10 | 67 | 2028-07-08 | — | Active (Vanity) |
| K4JJH | 11 | 65 | 2020-10-13 | 2022-10-14 | Available |
| K4JJI | 12 | 61 | — | — | Available |
| K4JJJ | 12 | 71 | 2030-05-14 | — | Active (Vanity) |
| K4JJK | 11 | 67 | 2022-12-16 | 2024-12-17 | Available |
| K4JJL | 11 | 67 | 2030-12-09 | — | Active (Vanity) |
| K4JJM | 10 | 65 | 2029-10-22 | — | Active (Vanity) |
| K4JJN | 12 | 63 | 2034-04-02 | — | Active (Vanity) |
| K4JJO | 11 | 69 | 2030-12-21 | — | Active (Vanity) |
| K4JJP | 11 | 69 | 2020-02-13 | 2022-02-14 | Available |
| K4JJQ | 11 | 71 | 2028-04-08 | — | Active (Vanity) |
| K4JJR | 12 | 65 | 2027-02-13 | — | Active (Vanity) |
| K4JJS | 12 | 63 | 2031-07-13 | — | Active (Vanity) |
| K4JJT | 11 | 61 | — | — | Available |
| K4JJU | 12 | 65 | 2028-03-04 | — | Active (Vanity) |
| K4JJV | 11 | 67 | 2032-08-14 | — | Active (Vanity) |
| K4JJW | 11 | 67 | 2027-04-30 | — | Active |
| K4JJX | 11 | 69 | 2003-07-06 | 2005-07-07 | Available |
| K4JJY | 11 | 71 | 2001-01-22 | 2003-01-23 | Available |
| K4JJZ | 11 | 69 | 2030-04-14 | — | Active (Vanity) |
| K4JKA | 10 | 59 | 2034-05-07 | — | Active (Vanity) |
| K4JKB | 10 | 63 | 2028-02-27 | — | Active (Vanity) |
| K4JKC | 10 | 65 | 2028-03-19 | — | Active |
| K4JKD | 10 | 61 | — | — | Available |
| K4JKE | 10 | 55 | — | — | Available |
| K4JKF | 10 | 63 | 2030-10-19 | — | Active (Vanity) |
| K4JKG | 9 | 63 | 2031-12-11 | — | Active (Vanity) |
| K4JKH | 10 | 61 | 2027-03-28 | — | Active (Vanity) |
| K4JKI | 11 | 57 | 2004-03-22 | 2006-03-23 | Available |
| K4JKJ | 11 | 67 | 2027-09-25 | — | Active |
| K4JKK | 10 | 63 | 2032-08-30 | — | Active (Vanity) |
| K4JKL | 10 | 63 | 2035-09-15 | — | Active |
| K4JKM | 9 | 61 | 2027-01-14 | — | Active |
| K4JKN | 11 | 59 | — | — | Available |
| K4JKO | 10 | 65 | — | — | Available |
| K4JKP | 10 | 65 | — | — | Available |
| K4JKQ | 10 | 67 | 2024-07-14 | 2026-07-15 | Available |
| K4JKR | 11 | 61 | 2032-06-18 | — | Active (Vanity) |
| K4JKS | 11 | 59 | 2022-06-05 | 2024-06-06 | Available |
| K4JKT | 10 | 57 | 2036-06-21 | — | Active (Vanity) |
| K4JKU | 11 | 61 | 2027-06-27 | — | Active (Vanity) |
| K4JKV | 10 | 63 | 2035-10-27 | — | Active (Vanity) |
| K4JKW | 10 | 63 | 2027-03-24 | — | Active (Vanity) |
| K4JKX | 10 | 65 | 2035-09-09 | — | Active (Vanity) |
| K4JKY | 10 | 67 | 2030-12-10 | — | Active (Vanity) |
| K4JKZ | 10 | 65 | 2025-03-07 | — | Active |
| K4JLA | 10 | 59 | 2035-02-02 | — | Active |
| K4JLB | 10 | 63 | 2028-08-19 | — | Active |
| K4JLC | 10 | 65 | 2035-06-27 | — | Active (Vanity) |
| K4JLD | 10 | 61 | 2029-02-19 | — | Active |
| K4JLE | 10 | 55 | 2036-09-30 | — | Active |
| K4JLF | 10 | 63 | 2032-01-19 | — | Active (Vanity) |
| K4JLG | 9 | 63 | 2029-03-11 | — | Active (Vanity) |
| K4JLH | 10 | 61 | 2030-02-05 | — | Active (Vanity) |
| K4JLI | 11 | 57 | — | — | Available |
| K4JLJ | 11 | 67 | 2010-05-30 | 2012-05-31 | Available |
| K4JLK | 10 | 63 | 2029-12-01 | — | Active (Vanity) |
| K4JLL | 10 | 63 | — | — | Available |
| K4JLM | 9 | 61 | 2032-11-18 | — | Active (Vanity) |
| K4JLN | 11 | 59 | 2032-04-08 | — | Active (Vanity) |
| K4JLO | 10 | 65 | 2031-09-13 | — | Active (Vanity) |
| K4JLP | 10 | 65 | 2028-11-24 | — | Active (Vanity) |
| K4JLQ | 10 | 67 | — | — | Available |
| K4JLR | 11 | 61 | 2014-12-20 | 2016-12-21 | Available |
| K4JLS | 11 | 59 | 2028-10-13 | — | Active (Vanity) |
| K4JLT | 10 | 57 | 2025-02-28 | 2027-03-01 | Canceled (grace period) |
| K4JLU | 11 | 61 | 2029-04-02 | — | Active (Vanity) |
| K4JLV | 10 | 63 | 2028-07-03 | — | Active (Vanity) |
| K4JLW | 10 | 63 | 2033-09-06 | — | Active (Vanity) |
| K4JLX | 10 | 65 | 2030-05-05 | — | Active (Vanity) |
| K4JLY | 10 | 67 | 2009-07-17 | 2011-07-18 | Available |
| K4JLZ | 10 | 65 | 2013-03-14 | 2015-03-15 | Available |
| K4JMA | 9 | 57 | 2033-02-22 | — | Active (Vanity) |
| K4JMB | 9 | 61 | 2032-12-30 | — | Active (Vanity) |
| K4JMC | 9 | 63 | 2035-11-29 | — | Active |
| K4JMD | 9 | 59 | 2036-03-17 | — | Active (Vanity) |