District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4HPH | 10 | 53 | 2022-08-12 | 2024-08-13 | Available |
| N4HPI | 11 | 49 | — | — | Available |
| N4HPJ | 11 | 59 | 1999-10-17 | 2001-10-18 | Available |
| N4HPK | 10 | 55 | 2019-07-09 | 2021-07-10 | Available |
| N4HPL | 10 | 55 | 2019-11-14 | 2021-11-15 | Available |
| N4HPM | 9 | 53 | 2017-04-03 | 2019-04-04 | Available |
| N4HPN | 11 | 51 | 2029-05-24 | — | Active |
| N4HPO | 10 | 57 | 2017-04-19 | 2019-04-20 | Available |
| N4HPP | 10 | 57 | — | — | Available |
| N4HPQ | 10 | 59 | 1998-07-12 | 2000-07-13 | Available |
| N4HPR | 11 | 53 | 1998-08-30 | 2000-08-31 | Available |
| N4HPS | 11 | 51 | 2027-02-03 | — | Active |
| N4HPT | 10 | 49 | 2027-07-29 | — | Active |
| N4HPU | 11 | 53 | 2007-03-24 | 2009-03-25 | Available |
| N4HPV | 10 | 55 | 2007-07-29 | 2009-07-30 | Available |
| N4HPW | 10 | 55 | 2035-04-20 | — | Active |
| N4HPX | 10 | 57 | — | — | Available |
| N4HPY | 10 | 59 | 2029-01-28 | — | Active |
| N4HPZ | 10 | 57 | 2007-07-03 | 2009-07-04 | Available |
| N4HQA | 10 | 53 | 2007-04-21 | 2009-04-22 | Available |
| N4HQB | 10 | 57 | — | — | Available |
| N4HQC | 10 | 59 | — | — | Available |
| N4HQD | 10 | 55 | — | — | Available |
| N4HQE | 10 | 49 | 2027-07-29 | — | Active |
| N4HQF | 10 | 57 | 2007-05-29 | 2009-05-30 | Available |
| N4HQG | 9 | 57 | 2004-09-07 | 2006-09-08 | Available |
| N4HQH | 10 | 55 | 2024-12-07 | — | Active |
| N4HQI | 11 | 51 | 1997-08-25 | 1999-08-26 | Available |
| N4HQJ | 11 | 61 | 2018-03-23 | 2020-03-24 | Available |
| N4HQK | 10 | 57 | — | — | Available |
| N4HQL | 10 | 57 | 1997-11-10 | 1999-11-11 | Available |
| N4HQM | 9 | 55 | — | — | Available |
| N4HQN | 11 | 53 | 2033-11-30 | — | Active |
| N4HQO | 10 | 59 | — | — | Available |
| N4HQP | 10 | 59 | 1998-07-26 | 2000-07-27 | Available |
| N4HQQ | 10 | 61 | — | — | Available |
| N4HQR | 11 | 55 | — | — | Available |
| N4HQS | 11 | 53 | 2035-07-17 | — | Active (Vanity) |
| N4HQT | 10 | 51 | 2022-12-22 | 2024-12-23 | Available |
| N4HQU | 11 | 55 | 2026-06-03 | — | Active (Vanity) |
| N4HQV | 10 | 57 | — | — | Available |
| N4HQW | 10 | 57 | 2020-03-13 | 2022-03-14 | Available |
| N4HQX | 10 | 59 | — | — | Available |
| N4HQY | 10 | 61 | 2007-02-17 | 2009-02-18 | Available |
| N4HQZ | 10 | 59 | 2026-01-09 | — | Active (Vanity) |
| N4HRA | 11 | 47 | 2028-03-17 | — | Active |
| N4HRB | 11 | 51 | 2028-05-14 | — | Active |
| N4HRC | 11 | 53 | 2027-06-20 | — | Active |
| N4HRD | 11 | 49 | 2035-04-12 | — | Active (Vanity) |
| N4HRE | 11 | 43 | 2030-10-21 | — | Active |
| N4HRF | 11 | 51 | 2028-01-26 | — | Active (Vanity) |
| N4HRG | 10 | 51 | 2015-01-13 | 2017-01-14 | Available |
| N4HRH | 11 | 49 | 2014-09-11 | 2016-09-12 | Available |
| N4HRI | 12 | 45 | 1997-10-06 | 1999-10-07 | Available |
| N4HRJ | 12 | 55 | — | — | Available |
| N4HRK | 11 | 51 | 2025-12-03 | — | Active |
| N4HRL | 11 | 51 | 2036-04-26 | — | Active (Vanity) |
| N4HRM | 10 | 49 | 2005-07-29 | 2007-07-30 | Available |
| N4HRN | 12 | 47 | 2034-10-25 | — | Active |
| N4HRO | 11 | 53 | 2029-02-03 | — | Active |
| N4HRP | 11 | 53 | 2006-04-02 | 2008-04-03 | Available |
| N4HRQ | 11 | 55 | 2019-05-08 | 2021-05-09 | Available |
| N4HRR | 12 | 49 | 2033-01-05 | — | Active |
| N4HRS | 12 | 47 | 2029-02-13 | — | Active (Vanity) |
| N4HRT | 11 | 45 | 2035-02-19 | — | Active (Vanity) |
| N4HRU | 12 | 49 | 2006-09-24 | 2008-09-25 | Available |
| N4HRV | 11 | 51 | 2029-04-08 | — | Active (Vanity) |
| N4HRW | 11 | 51 | 2017-07-02 | 2019-07-03 | Available |
| N4HRX | 11 | 53 | — | — | Available |
| N4HRY | 11 | 55 | — | — | Available |
| N4HRZ | 11 | 53 | — | — | Available |
| N4HSA | 11 | 45 | 2033-12-15 | — | Active (Vanity) |
| N4HSB | 11 | 49 | 2035-03-21 | — | Active (Vanity) |
| N4HSC | 11 | 51 | — | — | Available |
| N4HSD | 11 | 47 | 2005-01-26 | 2007-01-27 | Available |
| N4HSE | 11 | 41 | 2018-11-25 | 2020-11-26 | Available |
| N4HSF | 11 | 49 | 2025-06-28 | — | Active |
| N4HSG | 10 | 49 | 2001-12-03 | 2003-12-04 | Available |
| N4HSH | 11 | 47 | 2006-04-15 | 2008-04-16 | Available |
| N4HSI | 12 | 43 | 2027-06-24 | — | Active |
| N4HSJ | 12 | 53 | 1999-12-12 | 2001-12-13 | Available |
| N4HSK | 11 | 49 | 2018-02-22 | 2020-02-23 | Available |
| N4HSL | 11 | 49 | 2008-04-07 | 2010-04-08 | Available |
| N4HSM | 10 | 47 | 1997-10-15 | 1999-10-16 | Available |
| N4HSN | 12 | 45 | — | — | Available |
| N4HSO | 11 | 51 | 2031-07-20 | — | Active (Vanity) |
| N4HSP | 11 | 51 | 2018-06-17 | 2020-06-18 | Available |
| N4HSQ | 11 | 53 | — | — | Available |
| N4HSR | 12 | 47 | 2026-06-28 | — | Active |
| N4HSS | 12 | 45 | 1997-12-29 | 1999-12-30 | Available |
| N4HST | 11 | 43 | — | — | Available |
| N4HSU | 12 | 47 | 2013-11-23 | 2015-11-24 | Available |
| N4HSV | 11 | 49 | 2028-06-25 | — | Active (Vanity) |
| N4HSW | 11 | 49 | 2017-06-20 | 2019-06-21 | Available |
| N4HSX | 11 | 51 | 2017-06-20 | 2019-06-21 | Available |
| N4HSY | 11 | 53 | — | — | Available |
| N4HSZ | 11 | 51 | — | — | Available |
| N4HTA | 10 | 43 | 2028-12-29 | — | Active |
| N4HTB | 10 | 47 | 2026-05-21 | — | Active |
| N4HTC | 10 | 49 | 2027-11-28 | — | Active (Vanity) |