District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4IXX | 11 | 53 | 2018-05-11 | 2020-05-12 | Available |
| N4IXY | 11 | 55 | 1998-08-23 | 2000-08-24 | Available |
| N4IXZ | 11 | 53 | — | — | Available |
| N4IYA | 11 | 49 | — | — | Available |
| N4IYB | 11 | 53 | 2029-01-20 | — | Active |
| N4IYC | 11 | 55 | 2018-02-06 | 2020-02-07 | Available |
| N4IYD | 11 | 51 | — | — | Available |
| N4IYE | 11 | 45 | 2028-07-15 | — | Active |
| N4IYF | 11 | 53 | 1998-09-27 | 2000-09-28 | Available |
| N4IYG | 10 | 53 | — | — | Available |
| N4IYH | 11 | 51 | — | — | Available |
| N4IYI | 12 | 47 | 2024-08-31 | 2026-09-01 | Available |
| N4IYJ | 12 | 57 | 2018-02-25 | 2020-02-26 | Available |
| N4IYK | 11 | 53 | 2018-02-25 | 2020-02-26 | Available |
| N4IYL | 11 | 53 | 2036-01-16 | — | Active (Vanity) |
| N4IYM | 10 | 51 | 2027-11-24 | — | Active |
| N4IYN | 12 | 49 | 2008-08-20 | 2010-08-21 | Available |
| N4IYO | 11 | 55 | 2005-03-16 | 2007-03-17 | Available |
| N4IYP | 11 | 55 | 2002-03-07 | 2004-03-08 | Available |
| N4IYQ | 11 | 57 | 2031-09-10 | — | Active |
| N4IYR | 12 | 51 | — | — | Available |
| N4IYS | 12 | 49 | 2008-01-16 | 2010-01-17 | Available |
| N4IYT | 11 | 47 | — | — | Available |
| N4IYU | 12 | 51 | — | — | Available |
| N4IYV | 11 | 53 | 2034-11-09 | — | Active (Vanity) |
| N4IYW | 11 | 53 | — | — | Available |
| N4IYX | 11 | 55 | 2019-05-21 | 2021-05-22 | Available |
| N4IYY | 11 | 57 | 2008-02-26 | 2010-02-27 | Available |
| N4IYZ | 11 | 55 | 2029-05-29 | — | Active |
| N4IZA | 11 | 47 | — | — | Available |
| N4IZB | 11 | 51 | 2028-05-08 | — | Active |
| N4IZC | 11 | 53 | 2034-07-30 | — | Active (Vanity) |
| N4IZD | 11 | 49 | 2009-02-10 | 2011-02-11 | Available |
| N4IZE | 11 | 43 | 2030-03-20 | — | Active |
| N4IZF | 11 | 51 | 2034-05-17 | — | Active |
| N4IZG | 10 | 51 | 2026-04-21 | 2028-04-22 | Canceled (grace period) |
| N4IZH | 11 | 49 | — | — | Available |
| N4IZI | 12 | 45 | 2005-02-22 | 2007-02-23 | Available |
| N4IZJ | 12 | 55 | — | — | Available |
| N4IZK | 11 | 51 | 2028-07-22 | — | Active |
| N4IZL | 11 | 51 | 2028-06-19 | — | Active |
| N4IZM | 10 | 49 | 2036-04-10 | — | Active (Vanity) |
| N4IZN | 12 | 47 | 1998-06-21 | 2000-06-22 | Available |
| N4IZO | 11 | 53 | 2028-02-09 | — | Active |
| N4IZP | 11 | 53 | — | — | Available |
| N4IZQ | 11 | 55 | 1998-10-11 | 2000-10-12 | Available |
| N4IZR | 12 | 49 | 2028-07-10 | — | Active |
| N4IZS | 12 | 47 | 2028-07-16 | — | Active |
| N4IZT | 11 | 45 | 2009-10-19 | 2011-10-20 | Available |
| N4IZU | 12 | 49 | — | — | Available |
| N4IZV | 11 | 51 | — | — | Available |
| N4IZW | 11 | 51 | — | — | Available |
| N4IZX | 11 | 53 | 1998-11-01 | 2000-11-02 | Available |
| N4IZY | 11 | 55 | 2028-08-11 | — | Active |
| N4IZZ | 11 | 53 | 2014-08-30 | 2016-08-31 | Available |
| N4JAA | 11 | 51 | 2028-08-07 | — | Active |
| N4JAB | 11 | 55 | 2031-06-15 | — | Active (Vanity) |
| N4JAC | 11 | 57 | 2027-08-26 | — | Active |
| N4JAD | 11 | 53 | 2035-02-06 | — | Active (Vanity) |
| N4JAE | 11 | 47 | 2031-06-14 | — | Active (Vanity) |
| N4JAF | 11 | 55 | 2028-12-01 | — | Active (Vanity) |
| N4JAG | 10 | 55 | 2033-09-26 | — | Active (Vanity) |
| N4JAH | 11 | 53 | 2027-03-12 | — | Active (Vanity) |
| N4JAI | 12 | 49 | 2036-06-03 | — | Active (Vanity) |
| N4JAJ | 12 | 59 | 2028-10-02 | — | Active (Vanity) |
| N4JAK | 11 | 55 | 2023-12-27 | 2025-12-28 | Available |
| N4JAL | 11 | 55 | — | — | Available |
| N4JAM | 10 | 53 | 2035-08-09 | — | Active (Vanity) |
| N4JAN | 12 | 51 | 2024-03-22 | 2026-03-23 | Available |
| N4JAO | 11 | 57 | — | — | Available |
| N4JAP | 11 | 57 | 2032-11-03 | — | Active (Vanity) |
| N4JAQ | 11 | 59 | 2022-11-24 | 2024-11-25 | Available |
| N4JAR | 12 | 53 | 2030-04-07 | — | Active (Vanity) |
| N4JAS | 12 | 51 | 2028-03-12 | — | Active |
| N4JAT | 11 | 49 | 2033-11-04 | — | Active (Vanity) |
| N4JAU | 12 | 53 | — | — | Available |
| N4JAV | 11 | 55 | 2030-07-24 | — | Active (Vanity) |
| N4JAW | 11 | 55 | — | — | Pending Application |
| N4JAX | 11 | 57 | 2033-07-09 | — | Active (Vanity) |
| N4JAY | 11 | 59 | 2030-03-06 | — | Active |
| N4JAZ | 11 | 57 | 2028-05-26 | — | Active (Vanity) |
| N4JBA | 11 | 55 | 2000-06-28 | 2002-06-29 | Available |
| N4JBB | 11 | 59 | 2027-09-30 | — | Active (Vanity) |
| N4JBC | 11 | 61 | 2028-01-13 | — | Active (Vanity) |
| N4JBD | 11 | 57 | 2033-01-04 | — | Active |
| N4JBE | 11 | 51 | 2023-06-15 | 2025-06-16 | Available |
| N4JBF | 11 | 59 | 2027-01-06 | — | Active |
| N4JBG | 10 | 59 | 2033-08-01 | — | Active (Vanity) |
| N4JBH | 11 | 57 | 2008-06-08 | 2010-06-09 | Available |
| N4JBI | 12 | 53 | 2003-05-20 | 2005-05-21 | Available |
| N4JBJ | 12 | 63 | 2033-08-13 | — | Active (Vanity) |
| N4JBK | 11 | 59 | 2024-05-17 | 2026-05-18 | Available |
| N4JBL | 11 | 59 | 2028-02-09 | — | Active (Vanity) |
| N4JBM | 10 | 57 | 2032-10-18 | — | Active (Vanity) |
| N4JBN | 12 | 55 | 2018-03-27 | 2020-03-28 | Available |
| N4JBO | 11 | 61 | — | — | Available |
| N4JBP | 11 | 61 | 2031-09-07 | — | Active (Vanity) |
| N4JBQ | 11 | 63 | 2027-02-05 | — | Active |
| N4JBR | 12 | 57 | 2034-04-20 | — | Active |
| N4JBS | 12 | 55 | 2028-06-17 | — | Active |