District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4FFT | 10 | 49 | 2022-05-10 | 2024-05-11 | Available |
| N4FFU | 11 | 53 | 2027-12-05 | — | Active |
| N4FFV | 10 | 55 | — | — | Available |
| N4FFW | 10 | 55 | 2015-06-05 | 2017-06-06 | Available |
| N4FFX | 10 | 57 | 2008-03-18 | 2010-03-19 | Available |
| N4FFY | 10 | 59 | — | — | Available |
| N4FFZ | 10 | 57 | 2000-10-11 | 2002-10-12 | Available |
| N4FGA | 9 | 51 | 2028-07-01 | — | Active (Vanity) |
| N4FGB | 9 | 55 | 2030-08-25 | — | Active (Vanity) |
| N4FGC | 9 | 57 | 2009-04-29 | 2011-04-30 | Available |
| N4FGD | 9 | 53 | 2029-03-05 | — | Active |
| N4FGE | 9 | 47 | 2026-05-10 | — | Active |
| N4FGF | 9 | 55 | 2016-05-09 | 2018-05-10 | Available |
| N4FGG | 8 | 55 | 2015-11-28 | 2017-11-29 | Available |
| N4FGH | 9 | 53 | 2036-02-16 | — | Active |
| N4FGI | 10 | 49 | — | — | Available |
| N4FGJ | 10 | 59 | 2005-08-03 | 2007-08-04 | Available |
| N4FGK | 9 | 55 | 2006-04-16 | 2008-04-17 | Available |
| N4FGL | 9 | 55 | 2029-11-27 | — | Active (Vanity) |
| N4FGM | 8 | 53 | — | — | Available |
| N4FGN | 10 | 51 | — | — | Available |
| N4FGO | 9 | 57 | 2028-07-20 | — | Active (Vanity) |
| N4FGP | 9 | 57 | 2034-03-14 | — | Active (Vanity) |
| N4FGQ | 9 | 59 | — | — | Available |
| N4FGR | 10 | 53 | — | — | Available |
| N4FGS | 10 | 51 | 2016-12-06 | 2018-12-07 | Available |
| N4FGT | 9 | 49 | — | — | Available |
| N4FGU | 10 | 53 | 2013-02-23 | 2015-02-24 | Available |
| N4FGV | 9 | 55 | — | — | Available |
| N4FGW | 9 | 55 | 2006-04-23 | 2008-04-24 | Available |
| N4FGX | 9 | 57 | — | — | Available |
| N4FGY | 9 | 59 | 2027-02-07 | — | Active |
| N4FGZ | 9 | 57 | 2000-10-24 | 2002-10-25 | Available |
| N4FHA | 10 | 49 | — | — | Available |
| N4FHB | 10 | 53 | 2026-05-03 | — | Active |
| N4FHC | 10 | 55 | 2002-04-23 | 2004-04-24 | Available |
| N4FHD | 10 | 51 | — | — | Available |
| N4FHE | 10 | 45 | — | — | Available |
| N4FHF | 10 | 53 | — | — | Available |
| N4FHG | 9 | 53 | 2026-02-28 | — | Active |
| N4FHH | 10 | 51 | 2007-02-20 | 2009-02-21 | Available |
| N4FHI | 11 | 47 | — | — | Available |
| N4FHJ | 11 | 57 | — | — | Available |
| N4FHK | 10 | 53 | 2009-04-20 | 2011-04-21 | Available |
| N4FHL | 10 | 53 | 2036-05-29 | — | Active |
| N4FHM | 9 | 51 | 2016-11-29 | 2018-11-30 | Available |
| N4FHN | 11 | 49 | 2032-02-04 | — | Active |
| N4FHO | 10 | 55 | 2026-06-03 | — | Active |
| N4FHP | 10 | 55 | 2022-12-08 | — | Active |
| N4FHQ | 10 | 57 | 2006-12-26 | 2008-12-27 | Available |
| N4FHR | 11 | 51 | 2006-08-07 | 2008-08-08 | Available |
| N4FHS | 11 | 49 | 1998-07-05 | 2000-07-06 | Available |
| N4FHT | 10 | 47 | 2006-05-03 | 2008-05-04 | Available |
| N4FHU | 11 | 51 | — | — | Available |
| N4FHV | 10 | 53 | 2034-01-04 | — | Active |
| N4FHW | 10 | 53 | 1998-10-04 | 2000-10-05 | Available |
| N4FHX | 10 | 55 | — | — | Available |
| N4FHY | 10 | 57 | 2029-02-11 | — | Active |
| N4FHZ | 10 | 55 | 2029-11-26 | — | Active |
| N4FIA | 11 | 45 | — | — | Available |
| N4FIB | 11 | 49 | 2018-11-26 | 2020-11-27 | Available |
| N4FIC | 11 | 51 | 2028-10-15 | — | Active |
| N4FID | 11 | 47 | — | — | Available |
| N4FIE | 11 | 41 | — | — | Available |
| N4FIF | 11 | 49 | — | — | Available |
| N4FIG | 10 | 49 | 2035-09-16 | — | Active (Vanity) |
| N4FIH | 11 | 47 | 2031-09-10 | — | Active |
| N4FII | 12 | 43 | — | — | Available |
| N4FIJ | 12 | 53 | 2016-04-22 | 2018-04-23 | Available |
| N4FIK | 11 | 49 | 2007-01-06 | 2009-01-07 | Available |
| N4FIL | 11 | 49 | 2026-05-17 | — | Active |
| N4FIM | 10 | 47 | — | — | Available |
| N4FIN | 12 | 45 | 2016-05-29 | 2018-05-30 | Available |
| N4FIO | 11 | 51 | 2016-08-01 | 2018-08-02 | Available |
| N4FIP | 11 | 51 | 2023-06-01 | 2025-06-02 | Available |
| N4FIQ | 11 | 53 | 2017-03-12 | 2019-03-13 | Available |
| N4FIR | 12 | 47 | 2036-05-06 | — | Active |
| N4FIS | 12 | 45 | — | — | Available |
| N4FIT | 11 | 43 | — | — | Available |
| N4FIU | 12 | 47 | — | — | Available |
| N4FIV | 11 | 49 | 2028-03-14 | — | Active (Vanity) |
| N4FIW | 11 | 49 | — | — | Available |
| N4FIX | 11 | 51 | 2029-06-24 | — | Active (Vanity) |
| N4FIY | 11 | 53 | — | — | Available |
| N4FIZ | 11 | 51 | 2005-08-09 | 2007-08-10 | Available |
| N4FJA | 11 | 55 | 2006-04-10 | 2008-04-11 | Available |
| N4FJB | 11 | 59 | 2032-02-05 | — | Active (Vanity) |
| N4FJC | 11 | 61 | 2034-02-25 | — | Active (Vanity) |
| N4FJD | 11 | 57 | 2007-11-12 | 2009-11-13 | Available |
| N4FJE | 11 | 51 | 2027-06-26 | — | Active |
| N4FJF | 11 | 59 | 2034-10-31 | — | Active |
| N4FJG | 10 | 59 | 2011-12-24 | 2013-12-25 | Available |
| N4FJH | 11 | 57 | — | — | Available |
| N4FJI | 12 | 53 | 2026-11-14 | — | Active |
| N4FJJ | 12 | 63 | — | — | Available |
| N4FJK | 11 | 59 | — | — | Available |
| N4FJL | 11 | 59 | — | — | Available |
| N4FJM | 10 | 57 | 2006-08-05 | 2008-08-06 | Available |
| N4FJN | 12 | 55 | 1997-11-24 | 1999-11-25 | Available |
| N4FJO | 11 | 61 | 2028-03-20 | — | Active |