District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4KJG | 9 | 63 | — | — | Available |
| K4KJH | 10 | 61 | — | — | Available |
| K4KJI | 11 | 57 | — | — | Available |
| K4KJJ | 11 | 67 | 2029-11-03 | — | Active (Vanity) |
| K4KJK | 10 | 63 | 2031-05-10 | — | Active (Vanity) |
| K4KJL | 10 | 63 | 2031-09-21 | — | Active (Vanity) |
| K4KJM | 9 | 61 | 2033-01-23 | — | Active (Vanity) |
| K4KJN | 11 | 59 | 2028-08-14 | — | Active (Vanity) |
| K4KJO | 10 | 65 | — | — | Available |
| K4KJP | 10 | 65 | 2024-04-12 | 2026-04-13 | Available |
| K4KJQ | 10 | 67 | 2030-10-22 | — | Active |
| K4KJR | 11 | 61 | 2032-07-09 | — | Active (Vanity) |
| K4KJS | 11 | 59 | 2025-03-22 | — | Active |
| K4KJT | 10 | 57 | 2033-12-05 | — | Active (Vanity) |
| K4KJU | 11 | 61 | 2014-05-24 | 2016-05-25 | Available |
| K4KJV | 10 | 63 | 2029-08-30 | — | Active (Vanity) |
| K4KJW | 10 | 63 | 2035-04-19 | — | Active (Vanity) |
| K4KJX | 10 | 65 | — | — | Available |
| K4KJY | 10 | 67 | 2026-06-19 | — | Active |
| K4KJZ | 10 | 65 | 2020-02-27 | 2022-02-28 | Available |
| K4KKA | 9 | 55 | 2026-12-16 | — | Active (Vanity) |
| K4KKB | 9 | 59 | — | — | Available |
| K4KKC | 9 | 61 | 2028-04-28 | — | Active (Vanity) |
| K4KKD | 9 | 57 | 2036-07-13 | — | Active (Vanity) |
| K4KKE | 9 | 51 | — | — | Available |
| K4KKF | 9 | 59 | — | — | Available |
| K4KKG | 8 | 59 | 2027-08-29 | — | Active (Vanity) |
| K4KKH | 9 | 57 | 2024-09-10 | 2026-09-11 | Available |
| K4KKI | 10 | 53 | 2032-12-20 | — | Active (Vanity) |
| K4KKJ | 10 | 63 | 2035-05-14 | — | Active (Vanity) |
| K4KKK | 9 | 59 | 2035-02-08 | — | Active (Vanity) |
| K4KKL | 9 | 59 | 2030-01-11 | — | Active (Vanity) |
| K4KKM | 8 | 57 | 2027-09-26 | — | Active (Vanity) |
| K4KKN | 10 | 55 | 2035-09-01 | — | Active (Vanity) |
| K4KKO | 9 | 61 | 2036-08-07 | — | Active (Vanity) |
| K4KKP | 9 | 61 | 2026-09-27 | — | Active (Vanity) |
| K4KKQ | 9 | 63 | 2027-03-31 | — | Active (Vanity) |
| K4KKR | 10 | 57 | 2034-06-11 | — | Active (Vanity) |
| K4KKS | 10 | 55 | — | — | Available |
| K4KKT | 9 | 53 | 2032-02-07 | — | Active (Vanity) |
| K4KKU | 10 | 57 | — | — | Available |
| K4KKV | 9 | 59 | — | — | Available |
| K4KKW | 9 | 59 | 2034-06-08 | — | Active (Vanity) |
| K4KKX | 9 | 61 | 2023-07-09 | 2025-07-10 | Available |
| K4KKY | 9 | 63 | 2025-07-31 | — | Active (Vanity) |
| K4KKZ | 9 | 61 | 2024-09-08 | 2026-09-09 | Available |
| K4KLA | 9 | 55 | 2024-04-25 | 2026-04-26 | Available |
| K4KLB | 9 | 59 | 2025-12-09 | 2027-12-10 | Canceled (grace period) |
| K4KLC | 9 | 61 | 2036-01-03 | — | Active (Vanity) |
| K4KLD | 9 | 57 | 2032-04-10 | — | Active (Vanity) |
| K4KLE | 9 | 51 | 2018-10-05 | 2020-10-06 | Available |
| K4KLF | 9 | 59 | 2020-04-30 | 2022-05-01 | Available |
| K4KLG | 8 | 59 | 2027-10-31 | — | Active (Vanity) |
| K4KLH | 9 | 57 | 2029-12-14 | — | Active (Vanity) |
| K4KLI | 10 | 53 | — | — | Available |
| K4KLJ | 10 | 63 | 2028-08-24 | — | Active |
| K4KLK | 9 | 59 | 2036-11-04 | — | Active |
| K4KLL | 9 | 59 | 2035-09-01 | — | Active (Vanity) |
| K4KLM | 8 | 57 | 2025-10-26 | — | Active |
| K4KLN | 10 | 55 | 2002-11-03 | 2004-11-04 | Available |
| K4KLO | 9 | 61 | 2032-12-09 | — | Active (Vanity) |
| K4KLP | 9 | 61 | 2022-09-14 | 2024-09-15 | Available |
| K4KLQ | 9 | 63 | 2029-06-29 | — | Active (Vanity) |
| K4KLR | 10 | 57 | 2034-09-28 | — | Active (Vanity) |
| K4KLS | 10 | 55 | 2035-12-15 | — | Active (Vanity) |
| K4KLT | 9 | 53 | 2013-04-13 | 2015-04-14 | Available |
| K4KLU | 10 | 57 | 2026-08-09 | — | Active |
| K4KLV | 9 | 59 | 2034-07-13 | — | Active |
| K4KLW | 9 | 59 | 2032-07-09 | — | Active (Vanity) |
| K4KLX | 9 | 61 | 2025-03-29 | — | Active |
| K4KLY | 9 | 63 | 2026-09-11 | 2028-09-12 | Canceled (grace period) |
| K4KLZ | 9 | 61 | 2026-01-26 | — | Active (Vanity) |
| K4KMA | 8 | 53 | 2035-03-08 | — | Active (Vanity) |
| K4KMB | 8 | 57 | 2034-02-22 | — | Active |
| K4KMC | 8 | 59 | 2028-05-13 | — | Active (Vanity) |
| K4KMD | 8 | 55 | 2030-02-15 | — | Active (Vanity) |
| K4KME | 8 | 49 | 2029-06-16 | — | Active |
| K4KMF | 8 | 57 | 2033-02-02 | — | Active (Vanity) |
| K4KMG | 7 | 57 | 2031-02-21 | — | Active (Vanity) |
| K4KMH | 8 | 55 | 2032-03-29 | — | Active (Vanity) |
| K4KMI | 9 | 51 | 2031-10-26 | — | Active (Vanity) |
| K4KMJ | 9 | 61 | 2034-11-30 | — | Active (Vanity) |
| K4KMK | 8 | 57 | 2027-04-01 | — | Active (Vanity) |
| K4KML | 8 | 57 | 2023-06-06 | 2025-06-07 | Available |
| K4KMM | 7 | 55 | 2034-09-27 | — | Active (Vanity) |
| K4KMN | 9 | 53 | 2034-02-14 | — | Active (Vanity) |
| K4KMO | 8 | 59 | 2035-11-06 | — | Active (Vanity) |
| K4KMP | 8 | 59 | 2028-08-07 | — | Active (Vanity) |
| K4KMQ | 8 | 61 | — | — | Available |
| K4KMR | 9 | 55 | 2030-07-25 | — | Active (Vanity) |
| K4KMS | 9 | 53 | 2027-12-29 | — | Active (Vanity) |
| K4KMT | 8 | 51 | 2027-02-09 | — | Active (Vanity) |
| K4KMU | 9 | 55 | 2024-05-24 | 2026-05-25 | Available |
| K4KMV | 8 | 57 | — | — | Available |
| K4KMW | 8 | 57 | 2028-03-27 | — | Active (Vanity) |
| K4KMX | 8 | 59 | 2029-03-12 | — | Active (Vanity) |
| K4KMY | 8 | 61 | 2004-05-31 | 2006-06-01 | Available |
| K4KMZ | 8 | 59 | 2025-02-03 | — | Active |
| K4KNA | 10 | 51 | 2034-12-27 | — | Active (Vanity) |
| K4KNB | 10 | 55 | — | — | Available |