District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4YXM | 9 | 59 | 2010-05-01 | 2012-05-02 | Available |
| N4YXN | 11 | 57 | 2022-01-21 | 2024-01-22 | Available |
| N4YXO | 10 | 63 | 2010-05-01 | 2012-05-02 | Available |
| N4YXP | 10 | 63 | 2030-05-07 | — | Active |
| N4YXQ | 10 | 65 | — | — | Available |
| N4YXR | 11 | 59 | 2033-03-13 | — | Active (Vanity) |
| N4YXS | 11 | 57 | 2027-10-03 | — | Active (Vanity) |
| N4YXT | 10 | 55 | 2010-09-04 | 2012-09-05 | Available |
| N4YXU | 11 | 59 | 2033-04-27 | — | Active |
| N4YXV | 10 | 61 | 2030-05-01 | — | Active |
| N4YXW | 10 | 61 | 2032-01-07 | — | Active |
| N4YXX | 10 | 63 | 2010-05-01 | 2012-05-02 | Available |
| N4YXY | 10 | 65 | — | — | Available |
| N4YXZ | 10 | 63 | 2021-01-12 | 2023-01-13 | Available |
| N4YYA | 10 | 59 | 2030-07-17 | — | Active |
| N4YYB | 10 | 63 | 2000-05-01 | 2002-05-02 | Available |
| N4YYC | 10 | 65 | 2010-05-01 | 2012-05-02 | Available |
| N4YYD | 10 | 61 | 2020-07-17 | 2022-07-18 | Available |
| N4YYE | 10 | 55 | 2001-06-18 | 2003-06-19 | Available |
| N4YYF | 10 | 63 | 2010-05-01 | 2012-05-02 | Available |
| N4YYG | 9 | 63 | 2030-05-01 | — | Active |
| N4YYH | 10 | 61 | 2000-05-01 | 2002-05-02 | Available |
| N4YYI | 11 | 57 | 2000-05-01 | 2002-05-02 | Available |
| N4YYJ | 11 | 67 | — | — | Available |
| N4YYK | 10 | 63 | 2023-03-27 | 2025-03-28 | Available |
| N4YYL | 10 | 63 | 2030-05-01 | — | Active |
| N4YYM | 9 | 61 | 2030-05-12 | — | Active |
| N4YYN | 11 | 59 | 2030-10-02 | — | Active |
| N4YYO | 10 | 65 | 2003-04-20 | 2005-04-21 | Available |
| N4YYP | 10 | 65 | 2010-05-01 | 2012-05-02 | Available |
| N4YYQ | 10 | 67 | 2001-07-03 | 2003-07-04 | Available |
| N4YYR | 11 | 61 | 2000-05-08 | 2002-05-09 | Available |
| N4YYS | 11 | 59 | 2030-05-08 | — | Active |
| N4YYT | 10 | 57 | 2000-02-15 | 2002-02-16 | Available |
| N4YYU | 11 | 61 | 2010-11-27 | 2012-11-28 | Available |
| N4YYV | 10 | 63 | 2030-05-08 | — | Active |
| N4YYW | 10 | 63 | 2020-09-29 | 2022-09-30 | Available |
| N4YYX | 10 | 65 | 2021-10-15 | 2023-10-16 | Available |
| N4YYY | 10 | 67 | 2035-03-21 | — | Active (Vanity) |
| N4YYZ | 10 | 65 | 2033-10-19 | — | Active |
| N4YZA | 10 | 57 | 2023-02-14 | 2025-02-15 | Available |
| N4YZB | 10 | 61 | 2002-02-18 | 2004-02-19 | Available |
| N4YZC | 10 | 63 | 2000-06-16 | 2002-06-17 | Available |
| N4YZD | 10 | 59 | — | — | Available |
| N4YZE | 10 | 53 | 2004-01-18 | 2006-01-19 | Available |
| N4YZF | 10 | 61 | 2010-05-08 | 2012-05-09 | Available |
| N4YZG | 9 | 61 | 2000-05-08 | 2002-05-09 | Available |
| N4YZH | 10 | 59 | 2010-05-08 | 2012-05-09 | Available |
| N4YZI | 11 | 55 | 2022-01-14 | 2024-01-15 | Available |
| N4YZJ | 11 | 65 | 2000-03-14 | 2002-03-15 | Available |
| N4YZK | 10 | 61 | 2000-05-08 | 2002-05-09 | Available |
| N4YZL | 10 | 61 | 2021-05-08 | 2023-05-09 | Available |
| N4YZM | 9 | 59 | 2030-05-08 | — | Active |
| N4YZN | 11 | 57 | 2000-05-08 | 2002-05-09 | Available |
| N4YZO | 10 | 63 | — | — | Available |
| N4YZP | 10 | 63 | 2035-01-24 | — | Active (Vanity) |
| N4YZQ | 10 | 65 | 2001-06-18 | 2003-06-19 | Available |
| N4YZR | 11 | 59 | 2029-12-07 | — | Active (Vanity) |
| N4YZS | 11 | 57 | 2034-03-15 | — | Active |
| N4YZT | 10 | 55 | 2000-05-08 | 2002-05-09 | Available |
| N4YZU | 11 | 59 | 2000-05-08 | 2002-05-09 | Available |
| N4YZV | 10 | 61 | 2014-05-10 | 2016-05-11 | Available |
| N4YZW | 10 | 61 | 2031-02-26 | — | Active |
| N4YZX | 10 | 63 | 2030-05-08 | — | Active |
| N4YZY | 10 | 65 | 2012-01-07 | 2014-01-08 | Available |
| N4YZZ | 10 | 63 | 2010-05-08 | 2012-05-09 | Available |
| N4ZAA | 10 | 49 | 2030-05-08 | — | Active |
| N4ZAB | 10 | 53 | 2030-05-08 | — | Active |
| N4ZAC | 10 | 55 | 2031-04-23 | — | Active |
| N4ZAD | 10 | 51 | 2000-05-08 | 2002-05-09 | Available |
| N4ZAE | 10 | 45 | 2020-05-08 | 2022-05-09 | Available |
| N4ZAF | 10 | 53 | 2000-05-08 | 2002-05-09 | Available |
| N4ZAG | 9 | 53 | 2020-05-08 | 2022-05-09 | Available |
| N4ZAH | 10 | 51 | 2000-05-08 | 2002-05-09 | Available |
| N4ZAI | 11 | 47 | 2023-05-11 | 2025-05-12 | Available |
| N4ZAJ | 11 | 57 | 2006-04-01 | 2008-04-02 | Available |
| N4ZAK | 10 | 53 | — | — | Pending Application |
| N4ZAL | 10 | 53 | 2000-05-15 | 2002-05-16 | Available |
| N4ZAM | 9 | 51 | 2034-08-31 | — | Active (Vanity) |
| N4ZAN | 11 | 49 | 2021-09-05 | 2023-09-06 | Available |
| N4ZAO | 10 | 55 | 2020-05-15 | 2022-05-16 | Available |
| N4ZAP | 10 | 55 | 2034-05-04 | — | Active (Vanity) |
| N4ZAQ | 10 | 57 | 2031-02-09 | — | Active |
| N4ZAR | 11 | 51 | 2033-10-19 | — | Active |
| N4ZAS | 11 | 49 | — | — | Available |
| N4ZAT | 10 | 47 | 2030-09-19 | — | Active |
| N4ZAU | 11 | 51 | — | — | Available |
| N4ZAV | 10 | 53 | — | — | Available |
| N4ZAW | 10 | 53 | 2030-12-12 | — | Active |
| N4ZAX | 10 | 55 | 2030-05-22 | — | Active |
| N4ZAY | 10 | 57 | 2011-07-02 | 2013-07-03 | Available |
| N4ZAZ | 10 | 55 | 2011-03-15 | 2013-03-16 | Available |
| N4ZBA | 10 | 53 | 2021-09-10 | 2023-09-11 | Available |
| N4ZBB | 10 | 57 | 2032-06-12 | — | Active |
| N4ZBC | 10 | 59 | 2030-05-22 | — | Active |
| N4ZBD | 10 | 55 | 2000-05-22 | 2002-05-23 | Available |
| N4ZBE | 10 | 49 | 2031-04-02 | — | Active |
| N4ZBF | 10 | 57 | — | — | Available |
| N4ZBG | 9 | 57 | 2010-05-15 | 2012-05-16 | Available |
| N4ZBH | 10 | 55 | — | — | Available |