District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4SVU | 12 | 49 | — | — | Available |
| N4SVV | 11 | 51 | 1998-05-10 | 2000-05-11 | Available |
| N4SVW | 11 | 51 | 2028-03-17 | — | Active |
| N4SVX | 11 | 53 | — | — | Available |
| N4SVY | 11 | 55 | — | — | Available |
| N4SVZ | 11 | 53 | 2008-08-19 | 2010-08-20 | Available |
| N4SWA | 11 | 47 | 2034-11-21 | — | Active (Vanity) |
| N4SWB | 11 | 51 | 2028-10-09 | — | Active |
| N4SWC | 11 | 53 | 2028-12-20 | — | Active (Vanity) |
| N4SWD | 11 | 49 | 2018-08-24 | 2020-08-25 | Available |
| N4SWE | 11 | 43 | 2018-02-20 | 2020-02-21 | Available |
| N4SWF | 11 | 51 | 1998-05-17 | 2000-05-18 | Available |
| N4SWG | 10 | 51 | 2032-04-26 | — | Active (Vanity) |
| N4SWH | 11 | 49 | 2022-03-19 | 2024-03-20 | Available |
| N4SWI | 12 | 45 | 2018-12-31 | 2021-01-01 | Available |
| N4SWJ | 12 | 55 | 2033-01-31 | — | Active (Vanity) |
| N4SWK | 11 | 51 | — | — | Available |
| N4SWL | 11 | 51 | 2028-01-26 | — | Active |
| N4SWM | 10 | 49 | — | — | Available |
| N4SWN | 12 | 47 | 2031-10-04 | — | Active |
| N4SWO | 11 | 53 | 2033-07-09 | — | Active |
| N4SWP | 11 | 53 | — | — | Pending Application |
| N4SWQ | 11 | 55 | — | — | Available |
| N4SWR | 12 | 49 | 2026-08-06 | — | Active (Vanity) |
| N4SWS | 12 | 47 | 2021-05-21 | 2023-05-22 | Available |
| N4SWT | 11 | 45 | 2029-02-19 | — | Active |
| N4SWU | 12 | 49 | 2027-07-24 | — | Active (Vanity) |
| N4SWV | 11 | 51 | — | — | Available |
| N4SWW | 11 | 51 | 2029-02-20 | — | Active (Vanity) |
| N4SWX | 11 | 53 | 2022-03-02 | 2024-03-03 | Available |
| N4SWY | 11 | 55 | 2028-04-07 | — | Active |
| N4SWZ | 11 | 53 | 1998-05-17 | 2000-05-18 | Available |
| N4SXA | 11 | 49 | 2018-01-15 | 2020-01-16 | Available |
| N4SXB | 11 | 53 | 1999-04-21 | 2001-04-22 | Available |
| N4SXC | 11 | 55 | 1998-05-17 | 2000-05-18 | Available |
| N4SXD | 11 | 51 | — | — | Available |
| N4SXE | 11 | 45 | 2022-01-25 | 2024-01-26 | Available |
| N4SXF | 11 | 53 | 2008-04-27 | 2010-04-28 | Available |
| N4SXG | 10 | 53 | 2018-07-09 | 2020-07-10 | Available |
| N4SXH | 11 | 51 | 2004-07-15 | 2006-07-16 | Available |
| N4SXI | 12 | 47 | 2029-04-29 | — | Active |
| N4SXJ | 12 | 57 | 2018-01-16 | 2020-01-17 | Available |
| N4SXK | 11 | 53 | 1998-05-17 | 2000-05-18 | Available |
| N4SXL | 11 | 53 | 1998-05-17 | 2000-05-18 | Available |
| N4SXM | 10 | 51 | 2018-05-13 | 2020-05-14 | Available |
| N4SXN | 12 | 49 | — | — | Available |
| N4SXO | 11 | 55 | — | — | Available |
| N4SXP | 11 | 55 | 1998-05-24 | 2000-05-25 | Available |
| N4SXQ | 11 | 57 | 2008-01-23 | 2010-01-24 | Available |
| N4SXR | 12 | 51 | 1998-05-24 | 2000-05-25 | Available |
| N4SXS | 12 | 49 | 2000-07-07 | 2002-07-08 | Available |
| N4SXT | 11 | 47 | 2008-08-05 | 2010-08-06 | Available |
| N4SXU | 12 | 51 | 1998-05-24 | 2000-05-25 | Available |
| N4SXV | 11 | 53 | 2008-05-01 | 2010-05-02 | Available |
| N4SXW | 11 | 53 | 2031-06-18 | — | Active |
| N4SXX | 11 | 55 | 2034-12-07 | — | Active |
| N4SXY | 11 | 57 | 2020-01-20 | 2022-01-21 | Available |
| N4SXZ | 11 | 55 | 2032-07-03 | — | Active |
| N4SYA | 11 | 51 | 2026-06-28 | — | Active (Vanity) |
| N4SYB | 11 | 55 | 2033-09-14 | — | Active |
| N4SYC | 11 | 57 | 2033-05-22 | — | Active |
| N4SYD | 11 | 53 | 2018-08-29 | 2020-08-30 | Available |
| N4SYE | 11 | 47 | 2033-09-14 | — | Active |
| N4SYF | 11 | 55 | 2030-06-26 | — | Active |
| N4SYG | 10 | 55 | 1998-05-24 | 2000-05-25 | Available |
| N4SYH | 11 | 53 | 2032-04-14 | — | Active |
| N4SYI | 12 | 49 | 2000-01-09 | 2002-01-10 | Available |
| N4SYJ | 12 | 59 | 2017-10-06 | 2025-06-01 | Available |
| N4SYK | 11 | 55 | 2028-04-22 | — | Active |
| N4SYL | 11 | 55 | 2028-04-22 | — | Active |
| N4SYM | 10 | 53 | 2007-03-10 | 2009-03-11 | Available |
| N4SYN | 12 | 51 | 2036-01-03 | — | Active (Vanity) |
| N4SYO | 11 | 57 | 2028-02-06 | — | Active |
| N4SYP | 11 | 57 | 1998-05-24 | 2000-05-25 | Available |
| N4SYQ | 11 | 59 | — | — | Available |
| N4SYR | 12 | 53 | 2027-12-22 | — | Active (Vanity) |
| N4SYS | 12 | 51 | 2033-12-29 | — | Active (Vanity) |
| N4SYT | 11 | 49 | 2008-06-03 | 2010-06-04 | Available |
| N4SYU | 12 | 53 | 2013-05-17 | 2015-05-18 | Available |
| N4SYV | 11 | 55 | 2021-05-21 | 2023-05-22 | Available |
| N4SYW | 11 | 55 | 1998-05-31 | 2000-06-01 | Available |
| N4SYX | 11 | 57 | 2028-08-05 | — | Active |
| N4SYY | 11 | 59 | 2028-05-01 | — | Active |
| N4SYZ | 11 | 57 | 2028-05-06 | — | Active |
| N4SZA | 11 | 49 | 2028-04-17 | — | Active |
| N4SZB | 11 | 53 | 2018-03-13 | 2020-03-14 | Available |
| N4SZC | 11 | 55 | 2028-01-23 | — | Active |
| N4SZD | 11 | 51 | 2028-01-23 | — | Active |
| N4SZE | 11 | 45 | 2030-07-14 | — | Active |
| N4SZF | 11 | 53 | 2029-06-10 | — | Active |
| N4SZG | 10 | 53 | 2035-12-29 | — | Active (Vanity) |
| N4SZH | 11 | 51 | 2009-07-19 | 2011-07-20 | Available |
| N4SZI | 12 | 47 | 1998-05-31 | 2000-06-01 | Available |
| N4SZJ | 12 | 57 | — | — | Available |
| N4SZK | 11 | 53 | 2028-01-16 | — | Active |
| N4SZL | 11 | 53 | 1998-05-31 | 2000-06-01 | Available |
| N4SZM | 10 | 51 | 2018-01-15 | 2020-01-16 | Available |
| N4SZN | 12 | 49 | 2009-06-02 | 2011-06-03 | Available |
| N4SZO | 11 | 55 | 2029-01-08 | — | Active |
| N4SZP | 11 | 55 | 2021-06-15 | 2023-06-16 | Available |