District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4DHT | 10 | 45 | 2029-05-10 | — | Active (Vanity) |
| N4DHU | 11 | 49 | 2030-10-24 | — | Active (Vanity) |
| N4DHV | 10 | 51 | 2014-07-15 | 2016-07-16 | Available |
| N4DHW | 10 | 51 | 2035-04-18 | — | Active |
| N4DHX | 10 | 53 | 2004-06-16 | 2006-06-17 | Available |
| N4DHY | 10 | 55 | 2004-04-05 | 2006-04-06 | Available |
| N4DHZ | 10 | 53 | 2024-03-29 | 2026-03-30 | Available |
| N4DIA | 11 | 43 | 2030-04-18 | — | Active (Vanity) |
| N4DIB | 11 | 47 | 2009-03-17 | 2011-03-18 | Available |
| N4DIC | 11 | 49 | — | — | Available |
| N4DID | 11 | 45 | 2025-06-08 | — | Active |
| N4DIE | 11 | 39 | 2031-12-07 | — | Active (Vanity) |
| N4DIF | 11 | 47 | 2021-04-23 | 2023-04-24 | Available |
| N4DIG | 10 | 47 | 2034-03-21 | — | Active (Vanity) |
| N4DIH | 11 | 45 | — | — | Available |
| N4DII | 12 | 41 | — | — | Available |
| N4DIJ | 12 | 51 | — | — | Available |
| N4DIK | 11 | 47 | — | — | Available |
| N4DIL | 11 | 47 | 2035-05-03 | — | Active |
| N4DIM | 10 | 45 | 2034-11-01 | — | Active |
| N4DIN | 12 | 43 | 2036-04-22 | — | Active (Vanity) |
| N4DIO | 11 | 49 | 2013-11-25 | 2015-11-26 | Available |
| N4DIP | 11 | 49 | 2031-08-27 | — | Active |
| N4DIQ | 11 | 51 | 2027-02-28 | — | Active (Vanity) |
| N4DIR | 12 | 45 | 2027-01-06 | — | Active (Vanity) |
| N4DIS | 12 | 43 | 2030-04-14 | — | Active (Vanity) |
| N4DIT | 11 | 41 | 2028-04-23 | — | Active (Vanity) |
| N4DIU | 12 | 45 | — | — | Available |
| N4DIV | 11 | 47 | 2033-06-06 | — | Active (Vanity) |
| N4DIW | 11 | 47 | 2036-04-09 | — | Active (Vanity) |
| N4DIX | 11 | 49 | 2034-11-02 | — | Active (Vanity) |
| N4DIY | 11 | 51 | 2031-08-07 | — | Active (Vanity) |
| N4DIZ | 11 | 49 | 2026-01-31 | — | Active |
| N4DJA | 11 | 53 | 2035-08-09 | — | Active (Vanity) |
| N4DJB | 11 | 57 | 2035-12-06 | — | Active |
| N4DJC | 11 | 59 | 2027-12-16 | — | Active |
| N4DJD | 11 | 55 | 2028-12-04 | — | Active (Vanity) |
| N4DJE | 11 | 49 | 2032-02-18 | — | Active (Vanity) |
| N4DJF | 11 | 57 | 2036-06-05 | — | Active (Vanity) |
| N4DJG | 10 | 57 | 2016-05-06 | 2018-05-07 | Available |
| N4DJH | 11 | 55 | 2030-12-18 | — | Active (Vanity) |
| N4DJI | 12 | 51 | — | — | Available |
| N4DJJ | 12 | 61 | 2028-08-01 | — | Active (Vanity) |
| N4DJK | 11 | 57 | — | — | Available |
| N4DJL | 11 | 57 | 2029-06-24 | — | Active (Vanity) |
| N4DJM | 10 | 55 | 2032-09-01 | — | Active (Vanity) |
| N4DJN | 12 | 53 | 2026-09-04 | 2028-09-05 | Canceled (grace period) |
| N4DJO | 11 | 59 | — | — | Available |
| N4DJP | 11 | 59 | 2027-01-02 | — | Active |
| N4DJQ | 11 | 61 | — | — | Available |
| N4DJR | 12 | 55 | 2031-04-27 | — | Active (Vanity) |
| N4DJS | 12 | 53 | 2033-10-05 | — | Active |
| N4DJT | 11 | 51 | 2035-04-28 | — | Active (Vanity) |
| N4DJU | 12 | 55 | 2015-11-08 | 2017-11-09 | Available |
| N4DJV | 11 | 57 | 2035-11-28 | — | Active |
| N4DJW | 11 | 57 | — | — | Available |
| N4DJX | 11 | 59 | 2016-01-07 | 2018-01-08 | Available |
| N4DJY | 11 | 61 | 2025-03-13 | — | Active |
| N4DJZ | 11 | 59 | — | — | Available |
| N4DKA | 10 | 49 | 2030-08-04 | — | Active (Vanity) |
| N4DKB | 10 | 53 | 2025-07-20 | — | Active |
| N4DKC | 10 | 55 | 2004-04-20 | 2006-04-21 | Available |
| N4DKD | 10 | 51 | 2028-01-12 | — | Active |
| N4DKE | 10 | 45 | 2011-05-21 | 2013-05-22 | Available |
| N4DKF | 10 | 53 | 2034-08-31 | — | Active (Vanity) |
| N4DKG | 9 | 53 | 2017-11-17 | 2019-11-18 | Available |
| N4DKH | 10 | 51 | — | — | Available |
| N4DKI | 11 | 47 | 2005-11-28 | 2007-11-29 | Available |
| N4DKJ | 11 | 57 | — | — | Available |
| N4DKK | 10 | 53 | 2004-11-30 | 2006-12-01 | Available |
| N4DKL | 10 | 53 | 2005-06-27 | 2007-06-28 | Available |
| N4DKM | 9 | 51 | 2029-01-31 | — | Active (Vanity) |
| N4DKN | 11 | 49 | 2031-05-07 | — | Active (Vanity) |
| N4DKO | 10 | 55 | — | — | Available |
| N4DKP | 10 | 55 | 2004-08-15 | 2006-08-16 | Available |
| N4DKQ | 10 | 57 | — | — | Available |
| N4DKR | 11 | 51 | 2035-07-30 | — | Active (Vanity) |
| N4DKS | 11 | 49 | 2014-01-18 | 2016-01-19 | Available |
| N4DKT | 10 | 47 | 2025-04-11 | — | Active |
| N4DKU | 11 | 51 | 2035-09-22 | — | Active |
| N4DKV | 10 | 53 | 2006-02-15 | 2008-02-16 | Available |
| N4DKW | 10 | 53 | 2028-12-05 | — | Active (Vanity) |
| N4DKX | 10 | 55 | — | — | Available |
| N4DKY | 10 | 57 | 2029-02-14 | — | Active (Vanity) |
| N4DKZ | 10 | 55 | — | — | Available |
| N4DLA | 10 | 49 | 2030-03-25 | — | Active |
| N4DLB | 10 | 53 | 2032-10-26 | — | Active (Vanity) |
| N4DLC | 10 | 55 | 2033-05-16 | — | Active (Vanity) |
| N4DLD | 10 | 51 | 2034-12-28 | — | Active |
| N4DLE | 10 | 45 | 2026-12-13 | — | Active |
| N4DLF | 10 | 53 | 2032-08-31 | — | Active (Vanity) |
| N4DLG | 9 | 53 | 2034-12-18 | — | Active (Vanity) |
| N4DLH | 10 | 51 | 2031-09-25 | — | Active (Vanity) |
| N4DLI | 11 | 47 | 2005-04-18 | 2007-04-19 | Available |
| N4DLJ | 11 | 57 | 2030-09-25 | — | Active |
| N4DLK | 10 | 53 | 2030-11-05 | — | Active (Vanity) |
| N4DLL | 10 | 53 | 2031-05-10 | — | Active (Vanity) |
| N4DLM | 9 | 51 | 2030-06-26 | — | Active (Vanity) |
| N4DLN | 11 | 49 | — | — | Pending Application |
| N4DLO | 10 | 55 | — | — | Pending Application |