District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4SZQ | 11 | 57 | 2019-01-28 | 2021-01-29 | Available |
| N4SZR | 12 | 51 | 2028-01-06 | — | Active |
| N4SZS | 12 | 49 | 2028-01-09 | — | Active |
| N4SZT | 11 | 47 | 2030-05-04 | — | Active |
| N4SZU | 12 | 51 | 2022-10-27 | 2024-10-28 | Available |
| N4SZV | 11 | 53 | 2030-12-22 | — | Active |
| N4SZW | 11 | 53 | — | — | Available |
| N4SZX | 11 | 55 | — | — | Available |
| N4SZY | 11 | 57 | 2018-03-18 | 2020-03-19 | Available |
| N4SZZ | 11 | 55 | 2028-02-26 | — | Active |
| N4TAA | 10 | 41 | 2022-04-14 | 2024-04-15 | Available |
| N4TAB | 10 | 45 | 2030-07-23 | — | Active (Vanity) |
| N4TAC | 10 | 47 | 2035-04-21 | — | Active (Vanity) |
| N4TAD | 10 | 43 | 2027-12-16 | — | Active |
| N4TAE | 10 | 37 | 2036-03-11 | — | Active (Vanity) |
| N4TAF | 10 | 45 | 2029-03-17 | — | Active (Vanity) |
| N4TAG | 9 | 45 | 2029-04-14 | — | Active (Vanity) |
| N4TAH | 10 | 43 | 2028-03-24 | — | Active |
| N4TAI | 11 | 39 | 1998-06-07 | 2000-06-08 | Available |
| N4TAJ | 11 | 49 | 2036-08-06 | — | Active (Vanity) |
| N4TAK | 10 | 45 | 2010-09-09 | 2012-09-10 | Available |
| N4TAL | 10 | 45 | 2031-11-22 | — | Active (Vanity) |
| N4TAM | 9 | 43 | 2028-03-25 | — | Active |
| N4TAN | 11 | 41 | 2035-07-12 | — | Active (Vanity) |
| N4TAO | 10 | 47 | 2027-06-27 | — | Active (Vanity) |
| N4TAP | 10 | 47 | 2035-12-09 | — | Active (Vanity) |
| N4TAQ | 10 | 49 | 2031-10-29 | — | Active |
| N4TAR | 11 | 43 | 2028-02-25 | — | Active |
| N4TAS | 11 | 41 | 2036-12-16 | — | Active (Vanity) |
| N4TAT | 10 | 39 | 2027-04-04 | — | Active (Vanity) |
| N4TAU | 11 | 43 | 2028-04-01 | — | Active |
| N4TAV | 10 | 45 | 2036-09-19 | — | Active (Vanity) |
| N4TAW | 10 | 45 | 2031-08-19 | — | Active (Vanity) |
| N4TAX | 10 | 47 | 2036-05-23 | — | Active (Vanity) |
| N4TAY | 10 | 49 | 2032-09-07 | — | Active (Vanity) |
| N4TAZ | 10 | 47 | 2032-04-23 | — | Active (Vanity) |
| N4TBA | 10 | 45 | 2034-08-17 | — | Active |
| N4TBB | 10 | 49 | 2030-03-20 | — | Active (Vanity) |
| N4TBC | 10 | 51 | 2018-03-06 | 2020-03-07 | Available |
| N4TBD | 10 | 47 | 2028-04-27 | — | Active |
| N4TBE | 10 | 41 | 2031-07-02 | — | Active (Vanity) |
| N4TBF | 10 | 49 | 2008-08-21 | 2010-08-22 | Available |
| N4TBG | 9 | 49 | 2027-06-23 | — | Active (Vanity) |
| N4TBH | 10 | 47 | 2029-12-13 | — | Active |
| N4TBI | 11 | 43 | 2027-01-05 | — | Active (Vanity) |
| N4TBJ | 11 | 53 | 2035-06-24 | — | Active (Vanity) |
| N4TBK | 10 | 49 | 2035-06-21 | — | Active (Vanity) |
| N4TBL | 10 | 49 | 2034-08-03 | — | Active (Vanity) |
| N4TBM | 9 | 47 | 2032-09-01 | — | Active |
| N4TBN | 11 | 45 | 2025-10-02 | — | Active (Vanity) |
| N4TBO | 10 | 51 | 2035-06-09 | — | Active (Vanity) |
| N4TBP | 10 | 51 | 1998-06-07 | 2000-06-08 | Available |
| N4TBQ | 10 | 53 | 2012-02-11 | 2014-02-12 | Available |
| N4TBR | 11 | 47 | 2033-03-25 | — | Active (Vanity) |
| N4TBS | 11 | 45 | 2030-08-07 | — | Active (Vanity) |
| N4TBT | 10 | 43 | — | — | Available |
| N4TBU | 11 | 47 | 2028-08-19 | — | Active |
| N4TBV | 10 | 49 | — | — | Available |
| N4TBW | 10 | 49 | 2028-07-02 | — | Active |
| N4TBX | 10 | 51 | 2033-11-21 | — | Active (Vanity) |
| N4TBY | 10 | 53 | — | — | Available |
| N4TBZ | 10 | 51 | 2028-07-24 | — | Active |
| N4TCA | 10 | 47 | 2034-09-07 | — | Active (Vanity) |
| N4TCB | 10 | 51 | 2028-04-28 | — | Active |
| N4TCC | 10 | 53 | 2033-06-11 | — | Active (Vanity) |
| N4TCD | 10 | 49 | — | — | Available |
| N4TCE | 10 | 43 | 2011-04-23 | 2013-04-24 | Available |
| N4TCF | 10 | 51 | 2032-03-15 | — | Active (Vanity) |
| N4TCG | 9 | 51 | 2033-12-29 | — | Active (Vanity) |
| N4TCH | 10 | 49 | 2029-04-16 | — | Active (Vanity) |
| N4TCI | 11 | 45 | 2034-02-16 | — | Active (Vanity) |
| N4TCJ | 11 | 55 | 1998-06-07 | 2000-06-08 | Available |
| N4TCK | 10 | 51 | 1998-06-07 | 2000-06-08 | Available |
| N4TCL | 10 | 51 | 2028-08-27 | — | Active |
| N4TCM | 9 | 49 | 2034-02-25 | — | Active (Vanity) |
| N4TCN | 11 | 47 | — | — | Available |
| N4TCO | 10 | 53 | 2028-02-25 | — | Active |
| N4TCP | 10 | 53 | 2034-08-30 | — | Active (Vanity) |
| N4TCQ | 10 | 55 | 1998-06-07 | 2000-06-08 | Available |
| N4TCR | 11 | 49 | 2029-04-12 | — | Active (Vanity) |
| N4TCS | 11 | 47 | 2032-02-08 | — | Active |
| N4TCT | 10 | 45 | 2032-05-25 | — | Active |
| N4TCU | 11 | 49 | 2008-01-30 | 2010-01-31 | Available |
| N4TCV | 10 | 51 | 2035-06-01 | — | Active |
| N4TCW | 10 | 51 | 2028-06-24 | — | Active |
| N4TCX | 10 | 53 | 2028-02-25 | — | Active |
| N4TCY | 10 | 55 | 2008-02-20 | 2010-02-21 | Available |
| N4TCZ | 10 | 53 | — | — | Available |
| N4TDA | 10 | 43 | 2008-02-20 | 2010-02-21 | Available |
| N4TDB | 10 | 47 | 2008-10-27 | 2010-10-28 | Available |
| N4TDC | 10 | 49 | 2030-04-21 | — | Active (Vanity) |
| N4TDD | 10 | 45 | 2028-02-25 | — | Active |
| N4TDE | 10 | 39 | 2019-06-17 | 2021-06-18 | Available |
| N4TDF | 10 | 47 | — | — | Available |
| N4TDG | 9 | 47 | 2018-03-06 | 2020-03-07 | Available |
| N4TDH | 10 | 45 | 1998-06-14 | 2000-06-15 | Available |
| N4TDI | 11 | 41 | 2030-01-17 | — | Active (Vanity) |
| N4TDJ | 11 | 51 | 2036-03-25 | — | Active (Vanity) |
| N4TDK | 10 | 47 | — | — | Available |
| N4TDL | 10 | 47 | 2023-03-27 | 2025-03-28 | Available |