District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4TWS | 11 | 45 | 2023-12-16 | 2025-12-17 | Available |
| N4TWT | 10 | 43 | 2033-12-14 | — | Active (Vanity) |
| N4TWU | 11 | 47 | 2030-01-10 | — | Active |
| N4TWV | 10 | 49 | 1998-09-13 | 2000-09-14 | Available |
| N4TWW | 10 | 49 | 2018-07-28 | 2020-07-29 | Available |
| N4TWX | 10 | 51 | 2033-03-16 | — | Active |
| N4TWY | 10 | 53 | 1998-09-13 | 2000-09-14 | Available |
| N4TWZ | 10 | 51 | 2024-09-28 | 2026-09-29 | Available |
| N4TXA | 10 | 47 | 2029-02-19 | — | Active |
| N4TXB | 10 | 51 | 2018-05-20 | 2020-05-21 | Available |
| N4TXC | 10 | 53 | 2028-06-29 | — | Active |
| N4TXD | 10 | 49 | 2032-05-24 | — | Active |
| N4TXE | 10 | 43 | — | — | Available |
| N4TXF | 10 | 51 | 2032-10-27 | — | Active |
| N4TXG | 9 | 51 | 1998-09-20 | 2000-09-21 | Available |
| N4TXH | 10 | 49 | 1998-09-20 | 2000-09-21 | Available |
| N4TXI | 11 | 45 | 2028-08-19 | — | Active |
| N4TXJ | 11 | 55 | 2013-02-02 | 2015-02-03 | Available |
| N4TXK | 10 | 51 | 2028-09-07 | — | Active |
| N4TXL | 10 | 51 | 2030-10-27 | — | Active |
| N4TXM | 9 | 49 | 2005-06-27 | 2007-06-28 | Available |
| N4TXN | 11 | 47 | 2028-08-04 | — | Active |
| N4TXO | 10 | 53 | 2009-12-12 | 2011-12-13 | Available |
| N4TXP | 10 | 53 | 2019-09-19 | 2021-09-20 | Available |
| N4TXQ | 10 | 55 | 1998-09-20 | 2000-09-21 | Available |
| N4TXR | 11 | 49 | 2029-03-07 | — | Active |
| N4TXS | 11 | 47 | 2033-09-09 | — | Active |
| N4TXT | 10 | 45 | 2036-10-23 | — | Active (Vanity) |
| N4TXU | 11 | 49 | 2019-04-21 | 2021-04-22 | Available |
| N4TXV | 10 | 51 | 2029-06-09 | — | Active |
| N4TXW | 10 | 51 | 2034-10-18 | — | Active (Vanity) |
| N4TXX | 10 | 53 | 2032-11-11 | — | Active (Vanity) |
| N4TXY | 10 | 55 | 2027-08-19 | — | Active (Vanity) |
| N4TXZ | 10 | 53 | — | — | Available |
| N4TYA | 10 | 49 | 1998-09-20 | 2000-09-21 | Available |
| N4TYB | 10 | 53 | 2036-07-30 | — | Active (Vanity) |
| N4TYC | 10 | 55 | 2008-07-02 | 2010-07-03 | Available |
| N4TYD | 10 | 51 | 2028-05-26 | — | Active |
| N4TYE | 10 | 45 | 2020-04-14 | 2022-04-15 | Available |
| N4TYF | 10 | 53 | — | — | Available |
| N4TYG | 9 | 53 | 2029-02-20 | — | Active (Vanity) |
| N4TYH | 10 | 51 | 1998-09-20 | 2000-09-21 | Available |
| N4TYI | 11 | 47 | 2028-06-08 | — | Active |
| N4TYJ | 11 | 57 | 2009-12-12 | 2011-12-13 | Available |
| N4TYK | 10 | 53 | 2032-10-01 | — | Active (Vanity) |
| N4TYL | 10 | 53 | 2037-01-21 | — | Active (Vanity) |
| N4TYM | 9 | 51 | 2028-12-02 | — | Active |
| N4TYN | 11 | 49 | 2008-12-17 | 2010-12-18 | Available |
| N4TYO | 10 | 55 | 2031-07-29 | — | Active |
| N4TYP | 10 | 55 | 2000-06-09 | 2002-06-10 | Available |
| N4TYQ | 10 | 57 | 2028-11-03 | — | Active |
| N4TYR | 11 | 51 | 2017-11-17 | 2019-11-18 | Available |
| N4TYS | 11 | 49 | 2028-08-10 | — | Active |
| N4TYT | 10 | 47 | 2008-09-14 | 2010-09-15 | Available |
| N4TYU | 11 | 51 | 2029-02-24 | — | Active |
| N4TYV | 10 | 53 | 2030-08-07 | — | Active |
| N4TYW | 10 | 53 | 2030-08-03 | — | Active |
| N4TYX | 10 | 55 | 2024-03-05 | 2026-03-06 | Available |
| N4TYY | 10 | 57 | 2011-07-09 | 2013-07-10 | Available |
| N4TYZ | 10 | 55 | — | — | Available |
| N4TZA | 10 | 47 | 2001-02-12 | 2003-02-13 | Available |
| N4TZB | 10 | 51 | 2018-12-10 | 2020-12-11 | Available |
| N4TZC | 10 | 53 | 1998-09-24 | 2000-09-25 | Available |
| N4TZD | 10 | 49 | 2026-09-04 | 2028-09-05 | Canceled (grace period) |
| N4TZE | 10 | 43 | 2028-06-24 | — | Active |
| N4TZF | 10 | 51 | 2001-07-16 | 2003-07-17 | Available |
| N4TZG | 9 | 51 | 1998-09-27 | 2000-09-28 | Available |
| N4TZH | 10 | 49 | 2029-01-01 | — | Active |
| N4TZI | 11 | 45 | 2025-02-19 | 2027-02-20 | Canceled (grace period) |
| N4TZJ | 11 | 55 | 2009-10-27 | 2011-10-28 | Available |
| N4TZK | 10 | 51 | 2021-05-21 | 2023-05-22 | Available |
| N4TZL | 10 | 51 | 2028-05-22 | — | Active |
| N4TZM | 9 | 49 | 2002-12-20 | 2004-12-21 | Available |
| N4TZN | 11 | 47 | 2032-08-04 | — | Active |
| N4TZO | 10 | 53 | 1998-09-27 | 2000-09-28 | Available |
| N4TZP | 10 | 53 | 2010-12-11 | 2012-12-12 | Available |
| N4TZQ | 10 | 55 | 2010-05-22 | 2012-05-23 | Available |
| N4TZR | 11 | 49 | 2035-06-06 | — | Active (Vanity) |
| N4TZS | 11 | 47 | 2018-09-11 | 2020-09-12 | Available |
| N4TZT | 10 | 45 | 1998-09-27 | 2000-09-28 | Available |
| N4TZU | 11 | 49 | 2028-08-27 | — | Active |
| N4TZV | 10 | 51 | 2034-05-31 | — | Active |
| N4TZW | 10 | 51 | 1998-09-27 | 2000-09-28 | Available |
| N4TZX | 10 | 53 | 2008-05-14 | 2010-05-15 | Available |
| N4TZY | 10 | 55 | 2036-08-13 | — | Active (Vanity) |
| N4TZZ | 10 | 53 | 2028-09-01 | — | Active |
| N4UAA | 11 | 45 | — | — | Available |
| N4UAB | 11 | 49 | 2018-05-22 | 2020-05-23 | Available |
| N4UAC | 11 | 51 | 2018-09-01 | 2020-09-02 | Available |
| N4UAD | 11 | 47 | 2010-01-04 | 2012-01-05 | Available |
| N4UAE | 11 | 41 | 2028-12-14 | — | Active |
| N4UAF | 11 | 49 | 2029-03-20 | — | Active |
| N4UAG | 10 | 49 | 2033-07-07 | — | Active |
| N4UAH | 11 | 47 | 1998-10-04 | 2000-10-05 | Available |
| N4UAI | 12 | 43 | 2029-04-17 | — | Active |
| N4UAJ | 12 | 53 | 2030-05-22 | — | Active |
| N4UAK | 11 | 49 | 2028-08-21 | — | Active |
| N4UAL | 11 | 49 | 2023-06-18 | 2025-06-19 | Available |
| N4UAM | 10 | 47 | 2028-06-23 | — | Active |
| N4UAN | 12 | 45 | 2019-07-15 | 2021-07-16 | Available |