District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4FXW | 9 | 61 | — | — | Available |
| K4FXX | 9 | 63 | 2018-07-30 | 2020-07-31 | Available |
| K4FXY | 9 | 65 | — | — | Available |
| K4FXZ | 9 | 63 | 2005-03-01 | 2007-03-02 | Available |
| K4FYA | 9 | 59 | 2021-07-19 | 2023-07-20 | Available |
| K4FYB | 9 | 63 | 2006-10-08 | 2008-10-09 | Available |
| K4FYC | 9 | 65 | 2003-05-04 | 2005-05-05 | Available |
| K4FYD | 9 | 61 | 1999-02-21 | 2001-02-22 | Available |
| K4FYE | 9 | 55 | — | — | Available |
| K4FYF | 9 | 63 | — | — | Available |
| K4FYG | 8 | 63 | 2028-07-29 | — | Active |
| K4FYH | 9 | 61 | 1998-04-19 | 2000-04-20 | Available |
| K4FYI | 10 | 57 | 2029-01-21 | — | Active (Vanity) |
| K4FYJ | 10 | 67 | — | — | Available |
| K4FYK | 9 | 63 | — | — | Available |
| K4FYL | 9 | 63 | — | — | Available |
| K4FYM | 8 | 61 | 2029-10-17 | — | Active |
| K4FYN | 10 | 59 | — | — | Available |
| K4FYO | 9 | 65 | — | — | Available |
| K4FYP | 9 | 65 | — | — | Available |
| K4FYQ | 9 | 67 | — | — | Available |
| K4FYR | 10 | 61 | 2033-05-03 | — | Active (Vanity) |
| K4FYS | 10 | 59 | 2037-01-06 | — | Active (Vanity) |
| K4FYT | 9 | 57 | — | — | Available |
| K4FYU | 10 | 61 | — | — | Available |
| K4FYV | 9 | 63 | — | — | Available |
| K4FYW | 9 | 63 | — | — | Available |
| K4FYX | 9 | 65 | 2028-11-01 | — | Active |
| K4FYY | 9 | 67 | 2015-06-20 | 2017-06-21 | Available |
| K4FYZ | 9 | 65 | 2007-01-09 | 2009-01-10 | Available |
| K4FZA | 9 | 57 | — | — | Available |
| K4FZB | 9 | 61 | — | — | Available |
| K4FZC | 9 | 63 | 2024-03-05 | 2026-03-06 | Available |
| K4FZD | 9 | 59 | — | — | Available |
| K4FZE | 9 | 53 | 2033-02-15 | — | Active (Vanity) |
| K4FZF | 9 | 61 | 2007-02-20 | 2009-02-21 | Available |
| K4FZG | 8 | 61 | 2033-07-06 | — | Active (Vanity) |
| K4FZH | 9 | 59 | 2033-05-06 | — | Active (Vanity) |
| K4FZI | 10 | 55 | — | — | Available |
| K4FZJ | 10 | 65 | 2027-08-04 | — | Active (Vanity) |
| K4FZK | 9 | 61 | 2032-07-24 | — | Active (Vanity) |
| K4FZL | 9 | 61 | — | — | Available |
| K4FZM | 8 | 59 | 2024-07-22 | 2026-07-23 | Available |
| K4FZN | 10 | 57 | 2035-04-26 | — | Active (Vanity) |
| K4FZO | 9 | 63 | 2035-01-30 | — | Active (Vanity) |
| K4FZP | 9 | 63 | 2025-04-25 | — | Active |
| K4FZQ | 9 | 65 | 2016-03-28 | 2018-03-29 | Available |
| K4FZR | 10 | 59 | 2016-09-09 | 2018-09-10 | Available |
| K4FZS | 10 | 57 | — | — | Available |
| K4FZT | 9 | 55 | — | — | Available |
| K4FZU | 10 | 59 | 2036-01-24 | — | Active (Vanity) |
| K4FZV | 9 | 61 | — | — | Available |
| K4FZW | 9 | 61 | — | — | Available |
| K4FZX | 9 | 63 | — | — | Available |
| K4FZY | 9 | 65 | — | — | Available |
| K4FZZ | 9 | 63 | 2020-11-21 | 2022-11-22 | Available |
| K4GAA | 8 | 51 | 2024-05-31 | 2026-06-01 | Available |
| K4GAB | 8 | 55 | 2036-07-29 | — | Active (Vanity) |
| K4GAC | 8 | 57 | 2027-03-20 | — | Active (Vanity) |
| K4GAD | 8 | 53 | 2025-03-24 | — | Active |
| K4GAE | 8 | 47 | — | — | Available |
| K4GAF | 8 | 55 | 2015-02-23 | 2017-02-24 | Available |
| K4GAG | 7 | 55 | 2029-02-24 | — | Active (Vanity) |
| K4GAH | 8 | 53 | 2027-09-02 | — | Active (Vanity) |
| K4GAI | 9 | 49 | — | — | Available |
| K4GAJ | 9 | 59 | — | — | Available |
| K4GAK | 8 | 55 | — | — | Available |
| K4GAL | 8 | 55 | 2026-07-10 | — | Active |
| K4GAM | 7 | 53 | 2025-06-21 | — | Active (Vanity) |
| K4GAN | 9 | 51 | 2031-05-21 | — | Active |
| K4GAO | 8 | 57 | 2031-07-15 | — | Active (Vanity) |
| K4GAP | 8 | 57 | 2035-06-24 | — | Active (Vanity) |
| K4GAQ | 8 | 59 | — | — | Available |
| K4GAR | 9 | 53 | 2031-01-04 | — | Active (Vanity) |
| K4GAS | 9 | 51 | 2032-01-05 | — | Active (Vanity) |
| K4GAT | 8 | 49 | 2030-01-07 | — | Active (Vanity) |
| K4GAU | 9 | 53 | 2026-11-04 | — | Active (Vanity) |
| K4GAV | 8 | 55 | — | — | Available |
| K4GAW | 8 | 55 | 2033-12-05 | — | Active (Vanity) |
| K4GAX | 8 | 57 | 2006-07-12 | 2008-07-13 | Available |
| K4GAY | 8 | 59 | — | — | Available |
| K4GAZ | 8 | 57 | 2027-06-02 | — | Active (Vanity) |
| K4GBA | 8 | 55 | 2036-06-27 | — | Active (Vanity) |
| K4GBB | 8 | 59 | 2033-03-16 | — | Active |
| K4GBC | 8 | 61 | 2016-08-07 | 2018-08-08 | Available |
| K4GBD | 8 | 57 | — | — | Available |
| K4GBE | 8 | 51 | 2027-01-18 | — | Active |
| K4GBF | 8 | 59 | 2029-02-25 | — | Active |
| K4GBG | 7 | 59 | 2020-09-28 | 2022-09-29 | Available |
| K4GBH | 8 | 57 | 2024-05-24 | 2026-05-25 | Available |
| K4GBI | 9 | 53 | 2028-06-19 | — | Active (Vanity) |
| K4GBJ | 9 | 63 | 2027-03-03 | — | Active |
| K4GBK | 8 | 59 | 2024-03-05 | 2026-03-06 | Available |
| K4GBL | 8 | 59 | 2026-12-28 | — | Active (Vanity) |
| K4GBM | 7 | 57 | 2035-06-19 | — | Active |
| K4GBN | 9 | 55 | 2029-10-29 | — | Active (Vanity) |
| K4GBO | 8 | 61 | 2026-02-02 | — | Active (Vanity) |
| K4GBP | 8 | 61 | — | — | Available |
| K4GBQ | 8 | 63 | — | — | Available |
| K4GBR | 9 | 57 | 2031-12-20 | — | Active (Vanity) |