District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4RYR | 12 | 55 | 2019-12-08 | 2021-12-09 | Available |
| N4RYS | 12 | 53 | 1998-01-19 | 2000-01-20 | Available |
| N4RYT | 11 | 51 | 2013-07-06 | 2015-07-07 | Available |
| N4RYU | 12 | 55 | 1998-01-07 | 2000-01-08 | Available |
| N4RYV | 11 | 57 | 2030-02-25 | — | Active |
| N4RYW | 11 | 57 | 2036-06-29 | — | Active |
| N4RYX | 11 | 59 | 2004-08-07 | 2006-08-08 | Available |
| N4RYY | 11 | 61 | 2032-04-15 | — | Active (Vanity) |
| N4RYZ | 11 | 59 | 2001-07-16 | 2003-07-17 | Available |
| N4RZA | 11 | 51 | 2019-08-18 | 2021-08-19 | Available |
| N4RZB | 11 | 55 | 2029-10-20 | — | Active (Vanity) |
| N4RZC | 11 | 57 | 2024-05-24 | 2026-05-25 | Available |
| N4RZD | 11 | 53 | — | — | Available |
| N4RZE | 11 | 47 | — | — | Available |
| N4RZF | 11 | 55 | 2028-02-02 | — | Active |
| N4RZG | 10 | 55 | 2007-10-09 | 2009-10-10 | Available |
| N4RZH | 11 | 53 | 2019-11-14 | 2021-11-15 | Available |
| N4RZI | 12 | 49 | 2007-09-22 | 2009-09-23 | Available |
| N4RZJ | 12 | 59 | 2008-04-01 | 2010-04-02 | Available |
| N4RZK | 11 | 55 | 2028-04-18 | — | Active |
| N4RZL | 11 | 55 | 2028-01-16 | — | Active |
| N4RZM | 10 | 53 | 2022-08-11 | 2024-08-12 | Available |
| N4RZN | 12 | 51 | 2036-03-03 | — | Active (Vanity) |
| N4RZO | 11 | 57 | 2008-12-15 | 2010-12-16 | Available |
| N4RZP | 11 | 57 | 2027-10-09 | — | Active |
| N4RZQ | 11 | 59 | 1998-01-26 | 2000-01-27 | Available |
| N4RZR | 12 | 53 | 2029-10-01 | — | Active |
| N4RZS | 12 | 51 | 2023-06-01 | 2025-06-02 | Available |
| N4RZT | 11 | 49 | — | — | Available |
| N4RZU | 12 | 53 | 2013-06-01 | 2015-06-02 | Available |
| N4RZV | 11 | 55 | 1998-02-02 | 2000-02-03 | Available |
| N4RZW | 11 | 55 | 2030-03-20 | — | Active |
| N4RZX | 11 | 57 | 2029-01-28 | — | Active |
| N4RZY | 11 | 59 | 2008-01-21 | 2010-01-22 | Available |
| N4RZZ | 11 | 57 | 2028-07-08 | — | Active |
| N4SAA | 11 | 43 | 2034-02-09 | — | Active (Vanity) |
| N4SAB | 11 | 47 | 2034-03-05 | — | Active (Vanity) |
| N4SAC | 11 | 49 | 2030-09-02 | — | Active |
| N4SAD | 11 | 45 | 2032-05-22 | — | Active (Vanity) |
| N4SAE | 11 | 39 | 2030-05-04 | — | Active (Vanity) |
| N4SAF | 11 | 47 | 2035-12-09 | — | Active (Vanity) |
| N4SAG | 10 | 47 | 2027-12-21 | — | Active |
| N4SAH | 11 | 45 | 2029-06-18 | — | Active |
| N4SAI | 12 | 41 | 2028-03-18 | — | Active |
| N4SAJ | 12 | 51 | 2036-06-21 | — | Active (Vanity) |
| N4SAK | 11 | 47 | 1998-02-02 | 2000-02-03 | Available |
| N4SAL | 11 | 47 | 2021-02-27 | 2023-02-28 | Available |
| N4SAM | 10 | 45 | 2033-11-09 | — | Active (Vanity) |
| N4SAN | 12 | 43 | 2027-06-10 | — | Active |
| N4SAO | 11 | 49 | 2027-11-19 | — | Active |
| N4SAP | 11 | 49 | 2030-04-09 | — | Active (Vanity) |
| N4SAQ | 11 | 51 | 2027-11-04 | — | Active |
| N4SAR | 12 | 45 | 2028-05-02 | — | Active (Vanity) |
| N4SAS | 12 | 43 | 2029-10-29 | — | Active (Vanity) |
| N4SAT | 11 | 41 | 2029-05-25 | — | Active |
| N4SAU | 12 | 45 | — | — | Available |
| N4SAV | 11 | 47 | 2028-03-28 | — | Active |
| N4SAW | 11 | 47 | 2031-11-04 | — | Active |
| N4SAX | 11 | 49 | 2032-02-10 | — | Active (Vanity) |
| N4SAY | 11 | 51 | 2028-01-22 | — | Active |
| N4SAZ | 11 | 49 | 2028-09-25 | — | Active (Vanity) |
| N4SBA | 11 | 47 | 2033-05-13 | — | Active (Vanity) |
| N4SBB | 11 | 51 | 2034-04-18 | — | Active (Vanity) |
| N4SBC | 11 | 53 | 2029-01-29 | — | Active |
| N4SBD | 11 | 49 | 2029-10-31 | — | Active (Vanity) |
| N4SBE | 11 | 43 | 1998-02-09 | 2000-02-10 | Available |
| N4SBF | 11 | 51 | 2031-03-25 | — | Active |
| N4SBG | 10 | 51 | 2030-06-19 | — | Active (Vanity) |
| N4SBH | 11 | 49 | 2028-03-26 | — | Active |
| N4SBI | 12 | 45 | 2030-06-01 | — | Active (Vanity) |
| N4SBJ | 12 | 55 | 2028-01-13 | — | Active |
| N4SBK | 11 | 51 | 2030-09-01 | — | Active |
| N4SBL | 11 | 51 | 2006-11-03 | 2008-11-04 | Available |
| N4SBM | 10 | 49 | 1998-02-09 | 2000-02-10 | Available |
| N4SBN | 12 | 47 | 2010-01-25 | 2012-01-26 | Available |
| N4SBO | 11 | 53 | 2028-02-09 | — | Active |
| N4SBP | 11 | 53 | 2031-06-28 | — | Active (Vanity) |
| N4SBQ | 11 | 55 | 2028-02-09 | — | Active |
| N4SBR | 12 | 49 | 2033-12-14 | — | Active |
| N4SBS | 12 | 47 | 2033-09-26 | — | Active (Vanity) |
| N4SBT | 11 | 45 | 2017-10-15 | 2019-10-16 | Available |
| N4SBU | 12 | 49 | 1998-02-09 | 2000-02-10 | Available |
| N4SBV | 11 | 51 | 2017-10-21 | 2019-10-22 | Available |
| N4SBW | 11 | 51 | 2035-12-12 | — | Active (Vanity) |
| N4SBX | 11 | 53 | 2032-11-29 | — | Active (Vanity) |
| N4SBY | 11 | 55 | 1998-02-16 | 2000-02-17 | Available |
| N4SBZ | 11 | 53 | 2028-04-15 | — | Active |
| N4SCA | 11 | 49 | 2028-08-31 | — | Active (Vanity) |
| N4SCB | 11 | 53 | 2028-04-20 | — | Active |
| N4SCC | 11 | 55 | 2035-08-01 | — | Active (Vanity) |
| N4SCD | 11 | 51 | 2010-01-12 | 2012-01-13 | Available |
| N4SCE | 11 | 45 | 1998-02-16 | 2000-02-17 | Available |
| N4SCF | 11 | 53 | 2034-08-10 | — | Active (Vanity) |
| N4SCG | 10 | 53 | 2027-09-16 | — | Active (Vanity) |
| N4SCH | 11 | 51 | 2027-06-09 | — | Active (Vanity) |
| N4SCI | 12 | 47 | 2027-10-21 | — | Active |
| N4SCJ | 12 | 57 | 2022-12-14 | 2024-12-15 | Available |
| N4SCK | 11 | 53 | 2028-02-20 | — | Active |
| N4SCL | 11 | 53 | — | — | Available |
| N4SCM | 10 | 51 | 2028-09-09 | — | Active (Vanity) |