District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4FNL | 11 | 51 | 2006-12-13 | 2008-12-14 | Available |
| N4FNM | 10 | 49 | 2028-09-24 | — | Active |
| N4FNN | 12 | 47 | 2027-07-07 | — | Active |
| N4FNO | 11 | 53 | 2032-03-24 | — | Active (Vanity) |
| N4FNP | 11 | 53 | 2029-03-01 | — | Active (Vanity) |
| N4FNQ | 11 | 55 | 2008-08-12 | 2010-08-13 | Available |
| N4FNR | 12 | 49 | 2005-03-14 | 2007-03-15 | Available |
| N4FNS | 12 | 47 | 2010-05-02 | 2012-05-03 | Available |
| N4FNT | 11 | 45 | 2036-04-19 | — | Active |
| N4FNU | 12 | 49 | — | — | Available |
| N4FNV | 11 | 51 | — | — | Available |
| N4FNW | 11 | 51 | — | — | Available |
| N4FNX | 11 | 53 | — | — | Available |
| N4FNY | 11 | 55 | 1997-10-27 | 1999-10-28 | Available |
| N4FNZ | 11 | 53 | 2024-04-05 | 2026-04-06 | Available |
| N4FOA | 10 | 53 | 2008-09-30 | 2010-10-01 | Available |
| N4FOB | 10 | 57 | 2035-09-19 | — | Active |
| N4FOC | 10 | 59 | 2032-03-06 | — | Active (Vanity) |
| N4FOD | 10 | 55 | — | — | Available |
| N4FOE | 10 | 49 | 2033-04-15 | — | Active (Vanity) |
| N4FOF | 10 | 57 | 2026-03-19 | — | Active |
| N4FOG | 9 | 57 | 2014-03-22 | 2016-03-23 | Available |
| N4FOH | 10 | 55 | 2036-03-25 | — | Active |
| N4FOI | 11 | 51 | 2006-08-05 | 2008-08-06 | Available |
| N4FOJ | 11 | 61 | 2028-07-31 | — | Active |
| N4FOK | 10 | 57 | — | — | Available |
| N4FOL | 10 | 57 | — | — | Available |
| N4FOM | 9 | 55 | — | — | Available |
| N4FON | 11 | 53 | 2026-01-28 | — | Active (Vanity) |
| N4FOO | 10 | 59 | 2026-09-16 | — | Active |
| N4FOP | 10 | 59 | 2036-01-24 | — | Active (Vanity) |
| N4FOQ | 10 | 61 | 2026-04-30 | — | Active |
| N4FOR | 11 | 55 | 2032-05-03 | — | Active (Vanity) |
| N4FOS | 11 | 53 | 2026-08-05 | — | Active |
| N4FOT | 10 | 51 | 2000-09-11 | 2002-09-12 | Available |
| N4FOU | 11 | 55 | — | — | Available |
| N4FOV | 10 | 57 | — | — | Available |
| N4FOW | 10 | 57 | 2006-09-11 | 2008-09-12 | Available |
| N4FOX | 10 | 59 | 2032-07-17 | — | Active (Vanity) |
| N4FOY | 10 | 61 | 2033-12-20 | — | Active (Vanity) |
| N4FOZ | 10 | 59 | 2028-01-07 | — | Active (Vanity) |
| N4FPA | 10 | 53 | 2027-07-03 | — | Active (Vanity) |
| N4FPB | 10 | 57 | — | — | Available |
| N4FPC | 10 | 59 | 2021-10-05 | 2023-10-06 | Available |
| N4FPD | 10 | 55 | 2033-05-10 | — | Active (Vanity) |
| N4FPE | 10 | 49 | 2027-03-12 | — | Active (Vanity) |
| N4FPF | 10 | 57 | 2036-09-01 | — | Active |
| N4FPG | 9 | 57 | — | — | Available |
| N4FPH | 10 | 55 | 2006-05-29 | 2008-05-30 | Available |
| N4FPI | 11 | 51 | — | — | Available |
| N4FPJ | 11 | 61 | — | — | Available |
| N4FPK | 10 | 57 | 2026-09-18 | — | Active |
| N4FPL | 10 | 57 | 2034-10-21 | — | Active |
| N4FPM | 9 | 55 | 2028-03-13 | — | Active (Vanity) |
| N4FPN | 11 | 53 | 2003-04-27 | 2005-04-28 | Available |
| N4FPO | 10 | 59 | 1999-12-10 | 2001-12-11 | Available |
| N4FPP | 10 | 59 | — | — | Available |
| N4FPQ | 10 | 61 | — | — | Available |
| N4FPR | 11 | 55 | 2000-06-23 | 2002-06-24 | Available |
| N4FPS | 11 | 53 | 2034-06-19 | — | Active (Vanity) |
| N4FPT | 10 | 51 | 2031-02-08 | — | Active (Vanity) |
| N4FPU | 11 | 55 | 2007-11-10 | 2009-11-11 | Available |
| N4FPV | 10 | 57 | 2035-07-29 | — | Active (Vanity) |
| N4FPW | 10 | 57 | 2034-10-16 | — | Active (Vanity) |
| N4FPX | 10 | 59 | 2004-10-06 | 2006-10-07 | Available |
| N4FPY | 10 | 61 | — | — | Available |
| N4FPZ | 10 | 59 | 2003-10-26 | 2005-10-27 | Available |
| N4FQA | 10 | 55 | — | — | Available |
| N4FQB | 10 | 59 | — | — | Available |
| N4FQC | 10 | 61 | 2018-03-24 | 2020-03-25 | Available |
| N4FQD | 10 | 57 | — | — | Available |
| N4FQE | 10 | 51 | 1999-05-16 | 2001-05-17 | Available |
| N4FQF | 10 | 59 | — | — | Available |
| N4FQG | 9 | 59 | — | — | Available |
| N4FQH | 10 | 57 | 2034-11-02 | — | Active |
| N4FQI | 11 | 53 | — | — | Available |
| N4FQJ | 11 | 63 | 2027-07-07 | — | Active |
| N4FQK | 10 | 59 | — | — | Available |
| N4FQL | 10 | 59 | 2034-05-24 | — | Active |
| N4FQM | 9 | 57 | — | — | Available |
| N4FQN | 11 | 55 | — | — | Available |
| N4FQO | 10 | 61 | — | — | Available |
| N4FQP | 10 | 61 | 2026-08-08 | — | Active |
| N4FQQ | 10 | 63 | — | — | Available |
| N4FQR | 11 | 57 | 2027-09-12 | — | Active |
| N4FQS | 11 | 55 | 2015-10-16 | 2017-10-17 | Available |
| N4FQT | 10 | 53 | — | — | Available |
| N4FQU | 11 | 57 | 2007-01-27 | 2009-01-28 | Available |
| N4FQV | 10 | 59 | 2005-08-09 | 2007-08-10 | Available |
| N4FQW | 10 | 59 | — | — | Available |
| N4FQX | 10 | 61 | — | — | Available |
| N4FQY | 10 | 63 | 2006-12-19 | 2008-12-20 | Available |
| N4FQZ | 10 | 61 | 2016-05-01 | 2018-05-02 | Available |
| N4FRA | 11 | 49 | 2027-11-07 | — | Active |
| N4FRB | 11 | 53 | 2027-01-27 | — | Active |
| N4FRC | 11 | 55 | 2034-07-24 | — | Active (Vanity) |
| N4FRD | 11 | 51 | 2016-03-25 | 2018-03-26 | Available |
| N4FRE | 11 | 45 | 2027-04-11 | — | Active (Vanity) |
| N4FRF | 11 | 53 | 2026-06-28 | — | Active |
| N4FRG | 10 | 53 | 2029-02-16 | — | Active (Vanity) |