District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KA4REI | 13 | 51 | 2005-11-30 | 2007-12-01 | Available |
| KA4REJ | 13 | 61 | — | — | Available |
| KA4REK | 12 | 57 | 2025-04-05 | — | Active |
| KA4REL | 12 | 57 | 2027-04-18 | — | Active (Vanity) |
| KA4REM | 11 | 55 | 2033-06-07 | — | Active (Vanity) |
| KA4REN | 13 | 53 | 2028-01-08 | — | Active (Vanity) |
| KA4REO | 12 | 59 | 2005-07-24 | 2007-07-25 | Available |
| KA4REP | 12 | 59 | 2036-04-29 | — | Active (Vanity) |
| KA4REQ | 12 | 61 | — | — | Available |
| KA4RER | 13 | 55 | — | — | Available |
| KA4RES | 13 | 53 | 2020-01-22 | 2022-01-23 | Available |
| KA4RET | 12 | 51 | 2018-06-20 | 2020-06-21 | Available |
| KA4REU | 13 | 55 | — | — | Available |
| KA4REV | 12 | 57 | — | — | Available |
| KA4REW | 12 | 57 | — | — | Available |
| KA4REX | 12 | 59 | — | — | Available |
| KA4REY | 12 | 61 | 2026-08-23 | — | Active |
| KA4REZ | 12 | 59 | 2027-02-07 | — | Active |
| KA4RFA | 12 | 61 | 2026-06-12 | — | Active |
| KA4RFB | 12 | 65 | — | — | Available |
| KA4RFC | 12 | 67 | 2015-10-30 | 2017-10-31 | Available |
| KA4RFD | 12 | 63 | — | — | Available |
| KA4RFE | 12 | 57 | 2006-06-17 | 2008-06-18 | Available |
| KA4RFF | 12 | 65 | — | — | Available |
| KA4RFG | 11 | 65 | — | — | Available |
| KA4RFH | 12 | 63 | 2005-11-21 | 2007-11-22 | Available |
| KA4RFI | 13 | 59 | — | — | Available |
| KA4RFJ | 13 | 69 | — | — | Available |
| KA4RFK | 12 | 65 | 2025-01-31 | — | Active |
| KA4RFL | 12 | 65 | — | — | Available |
| KA4RFM | 11 | 63 | — | — | Available |
| KA4RFN | 13 | 61 | 2006-01-31 | 2008-02-01 | Available |
| KA4RFO | 12 | 67 | — | — | Available |
| KA4RFP | 12 | 67 | 2007-04-24 | 2009-04-25 | Available |
| KA4RFQ | 12 | 69 | 2005-12-08 | 2007-12-09 | Available |
| KA4RFR | 13 | 63 | — | — | Available |
| KA4RFS | 13 | 61 | — | — | Available |
| KA4RFT | 12 | 59 | 2005-10-30 | 2007-10-31 | Available |
| KA4RFU | 13 | 63 | — | — | Available |
| KA4RFV | 12 | 65 | — | — | Available |
| KA4RFW | 12 | 65 | 2016-04-03 | 2018-04-04 | Available |
| KA4RFX | 12 | 67 | — | — | Available |
| KA4RFY | 12 | 69 | — | — | Available |
| KA4RFZ | 12 | 67 | 2015-01-26 | 2017-01-27 | Available |
| KA4RGA | 11 | 61 | — | — | Available |
| KA4RGB | 11 | 65 | 2033-06-18 | — | Active (Vanity) |
| KA4RGC | 11 | 67 | — | — | Available |
| KA4RGD | 11 | 63 | — | — | Available |
| KA4RGE | 11 | 57 | — | — | Available |
| KA4RGF | 11 | 65 | 2025-03-17 | — | Active (Vanity) |
| KA4RGG | 10 | 65 | — | — | Available |
| KA4RGH | 11 | 63 | — | — | Available |
| KA4RGI | 12 | 59 | — | — | Available |
| KA4RGJ | 12 | 69 | — | — | Available |
| KA4RGK | 11 | 65 | — | — | Available |
| KA4RGL | 11 | 65 | — | — | Available |
| KA4RGM | 10 | 63 | — | — | Available |
| KA4RGN | 12 | 61 | 2005-04-13 | 2007-04-14 | Available |
| KA4RGO | 11 | 67 | — | — | Available |
| KA4RGP | 11 | 67 | — | — | Available |
| KA4RGQ | 11 | 69 | 2034-05-17 | — | Active |
| KA4RGR | 12 | 63 | 2034-10-16 | — | Active (Vanity) |
| KA4RGS | 12 | 61 | 2014-02-15 | 2016-02-16 | Available |
| KA4RGT | 11 | 59 | — | — | Available |
| KA4RGU | 12 | 63 | — | — | Available |
| KA4RGV | 11 | 65 | 2004-09-14 | 2006-09-15 | Available |
| KA4RGW | 11 | 65 | 2010-03-13 | 2012-03-14 | Available |
| KA4RGX | 11 | 67 | — | — | Available |
| KA4RGY | 11 | 69 | — | — | Available |
| KA4RGZ | 11 | 67 | 2017-04-12 | 2019-04-13 | Available |
| KA4RHA | 12 | 59 | 2029-07-09 | — | Active |
| KA4RHB | 12 | 63 | — | — | Available |
| KA4RHC | 12 | 65 | — | — | Available |
| KA4RHD | 12 | 61 | 2005-03-16 | 2007-03-17 | Available |
| KA4RHE | 12 | 55 | — | — | Available |
| KA4RHF | 12 | 63 | 1999-03-11 | 2001-03-12 | Available |
| KA4RHG | 11 | 63 | 2027-11-10 | — | Active |
| KA4RHH | 12 | 61 | 2026-04-22 | — | Active |
| KA4RHI | 13 | 57 | — | — | Available |
| KA4RHJ | 13 | 67 | — | — | Available |
| KA4RHK | 12 | 63 | — | — | Available |
| KA4RHL | 12 | 63 | — | — | Available |
| KA4RHM | 11 | 61 | 2035-06-28 | — | Active |
| KA4RHN | 13 | 59 | — | — | Available |
| KA4RHO | 12 | 65 | — | — | Available |
| KA4RHP | 12 | 65 | — | — | Available |
| KA4RHQ | 12 | 67 | — | — | Available |
| KA4RHR | 13 | 61 | — | — | Available |
| KA4RHS | 13 | 59 | 2023-01-05 | 2025-01-06 | Available |
| KA4RHT | 12 | 57 | — | — | Available |
| KA4RHU | 13 | 61 | 2003-12-07 | 2005-12-08 | Available |
| KA4RHV | 12 | 63 | — | — | Available |
| KA4RHW | 12 | 63 | 2029-06-25 | — | Active |
| KA4RHX | 12 | 65 | 2006-06-18 | 2008-06-19 | Available |
| KA4RHY | 12 | 67 | 2009-10-03 | 2011-10-04 | Available |
| KA4RHZ | 12 | 65 | — | — | Available |
| KA4RIA | 13 | 55 | — | — | Available |
| KA4RIB | 13 | 59 | — | — | Available |
| KA4RIC | 13 | 61 | — | — | Available |
| KA4RID | 13 | 57 | — | — | Available |