District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4MXT | 9 | 49 | 2026-02-28 | — | Active |
| N4MXU | 10 | 53 | — | — | Available |
| N4MXV | 9 | 55 | — | — | Available |
| N4MXW | 9 | 55 | 2026-02-17 | — | Active |
| N4MXX | 9 | 57 | 2035-08-09 | — | Active |
| N4MXY | 9 | 59 | 2015-07-25 | 2017-07-26 | Available |
| N4MXZ | 9 | 57 | 2032-04-28 | — | Active |
| N4MYA | 9 | 53 | 2031-03-23 | — | Active (Vanity) |
| N4MYB | 9 | 57 | 2017-08-04 | 2019-08-05 | Available |
| N4MYC | 9 | 59 | 2005-10-19 | 2007-10-20 | Available |
| N4MYD | 9 | 55 | 2035-03-28 | — | Active (Vanity) |
| N4MYE | 9 | 49 | 2006-09-24 | 2008-09-25 | Available |
| N4MYF | 9 | 57 | 2007-09-09 | 2009-09-10 | Available |
| N4MYG | 8 | 57 | 2011-12-17 | 2013-12-18 | Available |
| N4MYH | 9 | 55 | 2025-09-22 | — | Active |
| N4MYI | 10 | 51 | 2029-07-17 | — | Active (Vanity) |
| N4MYJ | 10 | 61 | 2002-06-30 | 2004-07-01 | Available |
| N4MYK | 9 | 57 | 2031-02-12 | — | Active |
| N4MYL | 9 | 57 | 2015-06-27 | 2017-06-28 | Available |
| N4MYM | 8 | 55 | 2029-06-09 | — | Active |
| N4MYN | 10 | 53 | — | — | Available |
| N4MYO | 9 | 59 | 2028-05-13 | — | Active |
| N4MYP | 9 | 59 | 2023-06-29 | 2025-06-30 | Available |
| N4MYQ | 9 | 61 | — | — | Available |
| N4MYR | 10 | 55 | 2007-08-19 | 2009-08-20 | Available |
| N4MYS | 10 | 53 | — | — | Available |
| N4MYT | 9 | 51 | 2012-07-20 | 2014-07-21 | Available |
| N4MYU | 10 | 55 | 2025-09-27 | — | Active |
| N4MYV | 9 | 57 | 2030-06-05 | — | Active (Vanity) |
| N4MYW | 9 | 57 | 2036-12-22 | — | Active |
| N4MYX | 9 | 59 | 2005-06-15 | 2007-06-16 | Available |
| N4MYY | 9 | 61 | 2035-09-06 | — | Active |
| N4MYZ | 9 | 59 | 2012-03-19 | 2014-03-20 | Available |
| N4MZA | 9 | 51 | — | — | Available |
| N4MZB | 9 | 55 | — | — | Available |
| N4MZC | 9 | 57 | — | — | Available |
| N4MZD | 9 | 53 | 2035-04-25 | — | Active |
| N4MZE | 9 | 47 | 2000-05-02 | 2002-05-03 | Available |
| N4MZF | 9 | 55 | 2029-09-29 | — | Active |
| N4MZG | 8 | 55 | — | — | Available |
| N4MZH | 9 | 53 | 2006-12-19 | 2008-12-20 | Available |
| N4MZI | 10 | 49 | — | — | Available |
| N4MZJ | 10 | 59 | — | — | Available |
| N4MZK | 9 | 55 | — | — | Available |
| N4MZL | 9 | 55 | 2019-03-13 | 2021-03-14 | Available |
| N4MZM | 8 | 53 | 2005-08-03 | 2007-08-04 | Available |
| N4MZN | 10 | 51 | — | — | Available |
| N4MZO | 9 | 57 | 2005-08-22 | 2007-08-23 | Available |
| N4MZP | 9 | 57 | 2025-08-22 | — | Active |
| N4MZQ | 9 | 59 | 2015-09-10 | 2017-09-11 | Available |
| N4MZR | 10 | 53 | 2025-12-02 | — | Active |
| N4MZS | 10 | 51 | — | — | Available |
| N4MZT | 9 | 49 | 2019-01-18 | 2021-01-19 | Available |
| N4MZU | 10 | 53 | 2035-03-03 | — | Active |
| N4MZV | 9 | 55 | 1998-06-17 | 2000-06-18 | Available |
| N4MZW | 9 | 55 | 2028-04-07 | — | Active |
| N4MZX | 9 | 57 | 2017-07-08 | 2019-07-09 | Available |
| N4MZY | 9 | 59 | 2015-06-28 | 2017-06-29 | Available |
| N4MZZ | 9 | 57 | 2035-09-06 | — | Active |
| N4NAA | 11 | 43 | 2025-08-15 | — | Active |
| N4NAB | 11 | 47 | 2020-10-19 | 2022-10-20 | Available |
| N4NAC | 11 | 49 | 2031-02-13 | — | Active (Vanity) |
| N4NAD | 11 | 45 | 2025-09-23 | 2027-09-24 | Canceled (grace period) |
| N4NAE | 11 | 39 | 2015-11-13 | 2017-11-14 | Available |
| N4NAF | 11 | 47 | 2035-10-25 | — | Active |
| N4NAG | 10 | 47 | 2032-03-25 | — | Active (Vanity) |
| N4NAH | 11 | 45 | 2025-07-25 | — | Active |
| N4NAI | 12 | 41 | 2007-03-10 | 2009-03-11 | Available |
| N4NAJ | 12 | 51 | — | — | Available |
| N4NAK | 11 | 47 | 2029-12-19 | — | Active |
| N4NAL | 11 | 47 | 2031-10-01 | — | Active (Vanity) |
| N4NAM | 10 | 45 | 2036-01-21 | — | Active (Vanity) |
| N4NAN | 12 | 43 | 2032-09-25 | — | Active (Vanity) |
| N4NAO | 11 | 49 | — | — | Available |
| N4NAP | 11 | 49 | 2025-09-06 | — | Active |
| N4NAQ | 11 | 51 | 2023-09-14 | 2025-09-15 | Available |
| N4NAR | 12 | 45 | 2016-02-07 | 2018-02-08 | Available |
| N4NAS | 12 | 43 | 2027-11-03 | — | Active (Vanity) |
| N4NAT | 11 | 41 | 2032-01-14 | — | Active |
| N4NAU | 12 | 45 | 2015-09-21 | 2017-09-22 | Available |
| N4NAV | 11 | 47 | 2018-05-04 | 2020-05-05 | Available |
| N4NAW | 11 | 47 | 2028-06-17 | — | Active |
| N4NAX | 11 | 49 | 2027-08-14 | — | Active (Vanity) |
| N4NAY | 11 | 51 | 2030-04-02 | — | Active (Vanity) |
| N4NAZ | 11 | 49 | 2011-06-11 | 2013-06-12 | Available |
| N4NBA | 11 | 47 | 2028-10-25 | — | Active |
| N4NBB | 11 | 51 | 2030-10-15 | — | Active (Vanity) |
| N4NBC | 11 | 53 | 2033-01-14 | — | Active |
| N4NBD | 11 | 49 | — | — | Available |
| N4NBE | 11 | 43 | 2005-11-07 | 2007-11-08 | Available |
| N4NBF | 11 | 51 | — | — | Available |
| N4NBG | 10 | 51 | 2030-03-30 | — | Active |
| N4NBH | 11 | 49 | 2013-02-19 | 2015-02-20 | Available |
| N4NBI | 12 | 45 | 2016-11-05 | 2018-11-06 | Available |
| N4NBJ | 12 | 55 | 2001-12-03 | 2003-12-04 | Available |
| N4NBK | 11 | 51 | 2032-04-20 | — | Active (Vanity) |
| N4NBL | 11 | 51 | 2033-01-05 | — | Active |
| N4NBM | 10 | 49 | 2022-08-17 | 2024-08-18 | Available |
| N4NBN | 12 | 47 | 2015-09-12 | 2017-09-13 | Available |
| N4NBO | 11 | 53 | 2007-04-04 | 2009-04-05 | Available |