District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4AYF | 10 | 55 | 2024-03-22 | 2026-03-23 | Available |
| N4AYG | 9 | 55 | — | — | Available |
| N4AYH | 10 | 53 | 2017-10-16 | 2019-10-17 | Available |
| N4AYI | 11 | 49 | 2018-04-22 | 2020-04-23 | Available |
| N4AYJ | 11 | 59 | 2002-09-21 | 2004-09-22 | Available |
| N4AYK | 10 | 55 | — | — | Available |
| N4AYL | 10 | 55 | — | — | Available |
| N4AYM | 9 | 53 | — | — | Available |
| N4AYN | 11 | 51 | 2019-03-03 | 2021-03-04 | Available |
| N4AYO | 10 | 57 | 2013-05-30 | 2015-05-31 | Available |
| N4AYP | 10 | 57 | 2017-10-06 | 2019-10-07 | Available |
| N4AYQ | 10 | 59 | — | — | Available |
| N4AYR | 11 | 53 | — | — | Available |
| N4AYS | 11 | 51 | 2029-12-12 | — | Active |
| N4AYT | 10 | 49 | 1998-10-04 | 2000-10-05 | Available |
| N4AYU | 11 | 53 | 2028-12-04 | — | Active |
| N4AYV | 10 | 55 | 2032-09-01 | — | Active |
| N4AYW | 10 | 55 | 2022-11-17 | 2024-11-18 | Available |
| N4AYX | 10 | 57 | 2028-09-16 | — | Active |
| N4AYY | 10 | 59 | — | — | Available |
| N4AYZ | 10 | 57 | 2023-09-14 | 2025-09-15 | Available |
| N4AZA | 10 | 49 | 2034-12-07 | — | Active (Vanity) |
| N4AZB | 10 | 53 | 2032-09-30 | — | Active (Vanity) |
| N4AZC | 10 | 55 | 2018-04-08 | 2020-04-09 | Available |
| N4AZD | 10 | 51 | 2007-02-26 | 2009-02-27 | Available |
| N4AZE | 10 | 45 | 2034-12-21 | — | Active (Vanity) |
| N4AZF | 10 | 53 | 2005-04-05 | 2007-04-06 | Available |
| N4AZG | 9 | 53 | — | — | Available |
| N4AZH | 10 | 51 | 2036-07-25 | — | Active (Vanity) |
| N4AZI | 11 | 47 | 1998-10-29 | 2000-10-30 | Available |
| N4AZJ | 11 | 57 | 2014-07-14 | 2016-07-15 | Available |
| N4AZK | 10 | 53 | 1999-10-10 | 2001-10-11 | Available |
| N4AZL | 10 | 53 | 2009-10-27 | 2011-10-28 | Available |
| N4AZM | 9 | 51 | 2022-05-17 | 2024-05-18 | Available |
| N4AZN | 11 | 49 | — | — | Available |
| N4AZO | 10 | 55 | 2033-11-09 | — | Active (Vanity) |
| N4AZP | 10 | 55 | — | — | Available |
| N4AZQ | 10 | 57 | 1998-01-15 | 2000-01-16 | Available |
| N4AZR | 11 | 51 | 2029-05-12 | — | Active (Vanity) |
| N4AZS | 11 | 49 | 2002-02-11 | 2004-02-12 | Available |
| N4AZT | 10 | 47 | 2009-04-11 | 2011-04-12 | Available |
| N4AZU | 11 | 51 | 2025-02-06 | — | Active |
| N4AZV | 10 | 53 | 2024-05-31 | 2026-06-01 | Available |
| N4AZW | 10 | 53 | — | — | Available |
| N4AZX | 10 | 55 | 2030-09-11 | — | Active (Vanity) |
| N4AZY | 10 | 57 | 2018-05-22 | 2020-05-23 | Available |
| N4AZZ | 10 | 55 | 2028-04-24 | — | Active (Vanity) |
| N4BAA | 10 | 47 | 2030-04-03 | — | Active (Vanity) |
| N4BAB | 10 | 51 | 2024-11-22 | 2026-11-23 | Canceled (grace period) |
| N4BAC | 10 | 53 | 2028-05-20 | — | Active (Vanity) |
| N4BAD | 10 | 49 | 2032-01-06 | — | Active (Vanity) |
| N4BAE | 10 | 43 | 2032-02-10 | — | Active |
| N4BAF | 10 | 51 | 2030-07-24 | — | Active (Vanity) |
| N4BAG | 9 | 51 | — | — | Available |
| N4BAH | 10 | 49 | 2036-02-24 | — | Active (Vanity) |
| N4BAI | 11 | 45 | 2034-07-23 | — | Active (Vanity) |
| N4BAJ | 11 | 55 | 2028-03-31 | — | Active (Vanity) |
| N4BAK | 10 | 51 | 2027-10-24 | — | Active (Vanity) |
| N4BAL | 10 | 51 | 2034-11-29 | — | Active (Vanity) |
| N4BAM | 9 | 49 | 2036-07-14 | — | Active (Vanity) |
| N4BAN | 11 | 47 | 2026-01-24 | — | Active |
| N4BAO | 10 | 53 | 2030-01-09 | — | Active |
| N4BAP | 10 | 53 | 2033-12-09 | — | Active (Vanity) |
| N4BAQ | 10 | 55 | — | — | Available |
| N4BAR | 11 | 49 | 2032-03-10 | — | Active (Vanity) |
| N4BAS | 11 | 47 | 2033-08-31 | — | Active (Vanity) |
| N4BAT | 10 | 45 | 2036-12-10 | — | Active (Vanity) |
| N4BAU | 11 | 49 | — | — | Available |
| N4BAV | 10 | 51 | 2009-02-09 | 2011-02-10 | Available |
| N4BAW | 10 | 51 | 2029-04-19 | — | Active |
| N4BAX | 10 | 53 | 2029-06-16 | — | Active (Vanity) |
| N4BAY | 10 | 55 | 2036-08-16 | — | Active (Vanity) |
| N4BAZ | 10 | 53 | 2030-11-17 | — | Active (Vanity) |
| N4BBA | 10 | 51 | 2034-02-13 | — | Active (Vanity) |
| N4BBB | 10 | 55 | 2024-11-21 | — | Active |
| N4BBC | 10 | 57 | 2024-03-09 | 2026-03-10 | Available |
| N4BBD | 10 | 53 | 2016-06-21 | 2018-06-22 | Available |
| N4BBE | 10 | 47 | — | — | Available |
| N4BBF | 10 | 55 | — | — | Available |
| N4BBG | 9 | 55 | 2030-10-06 | — | Active (Vanity) |
| N4BBH | 10 | 53 | — | — | Available |
| N4BBI | 11 | 49 | 2032-09-08 | — | Active |
| N4BBJ | 11 | 59 | 2018-02-25 | 2020-02-26 | Available |
| N4BBK | 10 | 55 | — | — | Available |
| N4BBL | 10 | 55 | — | — | Available |
| N4BBM | 9 | 53 | 2028-01-22 | — | Active |
| N4BBN | 11 | 51 | 2019-04-09 | 2021-04-10 | Available |
| N4BBO | 10 | 57 | — | — | Available |
| N4BBP | 10 | 57 | 2008-10-19 | 2010-10-20 | Available |
| N4BBQ | 10 | 59 | 2031-03-20 | — | Active (Vanity) |
| N4BBR | 11 | 53 | — | — | Available |
| N4BBS | 11 | 51 | 2033-10-13 | — | Active (Vanity) |
| N4BBT | 10 | 49 | 2031-07-02 | — | Active |
| N4BBU | 11 | 53 | 2028-05-15 | — | Active |
| N4BBV | 10 | 55 | 2016-09-24 | 2018-09-25 | Available |
| N4BBW | 10 | 55 | 2028-05-14 | — | Active |
| N4BBX | 10 | 57 | 2034-09-07 | — | Active (Vanity) |
| N4BBY | 10 | 59 | 2036-07-01 | — | Active (Vanity) |
| N4BBZ | 10 | 57 | 2018-07-16 | 2020-07-17 | Available |
| N4BCA | 10 | 53 | 2023-06-11 | 2025-06-12 | Available |