District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KA4UKZ | 12 | 67 | — | — | Available |
| KA4ULA | 12 | 61 | — | — | Available |
| KA4ULB | 12 | 65 | — | — | Available |
| KA4ULC | 12 | 67 | 2024-04-30 | 2026-05-01 | Available |
| KA4ULD | 12 | 63 | 2016-08-01 | 2018-08-02 | Available |
| KA4ULE | 12 | 57 | — | — | Available |
| KA4ULF | 12 | 65 | — | — | Available |
| KA4ULG | 11 | 65 | 2000-07-07 | 2002-07-08 | Available |
| KA4ULH | 12 | 63 | 2029-01-28 | — | Active |
| KA4ULI | 13 | 59 | — | — | Available |
| KA4ULJ | 13 | 69 | 2014-05-17 | 2016-05-18 | Available |
| KA4ULK | 12 | 65 | — | — | Available |
| KA4ULL | 12 | 65 | — | — | Available |
| KA4ULM | 11 | 63 | — | — | Available |
| KA4ULN | 13 | 61 | — | — | Available |
| KA4ULO | 12 | 67 | — | — | Available |
| KA4ULP | 12 | 67 | — | — | Available |
| KA4ULQ | 12 | 69 | — | — | Available |
| KA4ULR | 13 | 63 | — | — | Available |
| KA4ULS | 13 | 61 | — | — | Available |
| KA4ULT | 12 | 59 | — | — | Available |
| KA4ULU | 13 | 63 | 1999-06-20 | 2001-06-21 | Available |
| KA4ULV | 12 | 65 | — | — | Available |
| KA4ULW | 12 | 65 | — | — | Available |
| KA4ULX | 12 | 67 | — | — | Available |
| KA4ULY | 12 | 69 | — | — | Available |
| KA4ULZ | 12 | 67 | — | — | Available |
| KA4UMA | 11 | 59 | 2027-03-11 | — | Active |
| KA4UMB | 11 | 63 | — | — | Available |
| KA4UMC | 11 | 65 | 1998-07-05 | 2000-07-06 | Available |
| KA4UMD | 11 | 61 | 2004-02-22 | 2006-02-23 | Available |
| KA4UME | 11 | 55 | — | — | Available |
| KA4UMF | 11 | 63 | — | — | Available |
| KA4UMG | 10 | 63 | 2004-09-27 | 2006-09-28 | Available |
| KA4UMH | 11 | 61 | — | — | Available |
| KA4UMI | 12 | 57 | 2012-06-09 | 2014-06-10 | Available |
| KA4UMJ | 12 | 67 | 2008-05-21 | 2010-05-22 | Available |
| KA4UMK | 11 | 63 | 2006-03-14 | 2008-03-15 | Available |
| KA4UML | 11 | 63 | 2006-05-06 | 2008-05-07 | Available |
| KA4UMM | 10 | 61 | — | — | Available |
| KA4UMN | 12 | 59 | 2006-04-19 | 2008-04-20 | Available |
| KA4UMO | 11 | 65 | — | — | Available |
| KA4UMP | 11 | 65 | 2005-09-16 | 2007-09-17 | Available |
| KA4UMQ | 11 | 67 | 2015-11-10 | 2017-11-11 | Available |
| KA4UMR | 12 | 61 | — | — | Available |
| KA4UMS | 12 | 59 | 2008-09-04 | 2010-09-05 | Available |
| KA4UMT | 11 | 57 | 2006-08-06 | 2008-08-07 | Available |
| KA4UMU | 12 | 61 | — | — | Available |
| KA4UMV | 11 | 63 | — | — | Available |
| KA4UMW | 11 | 63 | 2016-09-13 | 2018-09-14 | Available |
| KA4UMX | 11 | 65 | — | — | Available |
| KA4UMY | 11 | 67 | — | — | Available |
| KA4UMZ | 11 | 65 | — | — | Available |
| KA4UNA | 13 | 57 | — | — | Available |
| KA4UNB | 13 | 61 | 2004-07-16 | 2006-07-17 | Available |
| KA4UNC | 13 | 63 | 2002-10-27 | 2004-10-28 | Available |
| KA4UND | 13 | 59 | 2000-10-31 | 2002-11-01 | Available |
| KA4UNE | 13 | 53 | — | — | Available |
| KA4UNF | 13 | 61 | — | — | Available |
| KA4UNG | 12 | 61 | — | — | Available |
| KA4UNH | 13 | 59 | — | — | Available |
| KA4UNI | 14 | 55 | — | — | Available |
| KA4UNJ | 14 | 65 | 2006-06-19 | 2008-06-20 | Available |
| KA4UNK | 13 | 61 | 1998-03-29 | 2000-03-30 | Available |
| KA4UNL | 13 | 61 | — | — | Available |
| KA4UNM | 12 | 59 | — | — | Available |
| KA4UNN | 14 | 57 | — | — | Available |
| KA4UNO | 13 | 63 | — | — | Available |
| KA4UNP | 13 | 63 | 2006-04-15 | 2008-04-16 | Available |
| KA4UNQ | 13 | 65 | 2036-01-31 | — | Active |
| KA4UNR | 14 | 59 | 2006-11-25 | 2008-11-26 | Available |
| KA4UNS | 14 | 57 | 2018-03-12 | 2020-03-13 | Available |
| KA4UNT | 13 | 55 | — | — | Available |
| KA4UNU | 14 | 59 | — | — | Available |
| KA4UNV | 13 | 61 | — | — | Available |
| KA4UNW | 13 | 61 | 1998-04-26 | 2000-04-27 | Available |
| KA4UNX | 13 | 63 | — | — | Available |
| KA4UNY | 13 | 65 | 2006-05-15 | 2008-05-16 | Available |
| KA4UNZ | 13 | 63 | — | — | Available |
| KA4UOA | 12 | 63 | 2030-04-16 | — | Active (Vanity) |
| KA4UOB | 12 | 67 | — | — | Available |
| KA4UOC | 12 | 69 | — | — | Available |
| KA4UOD | 12 | 65 | — | — | Available |
| KA4UOE | 12 | 59 | — | — | Available |
| KA4UOF | 12 | 67 | — | — | Available |
| KA4UOG | 11 | 67 | — | — | Available |
| KA4UOH | 12 | 65 | 2006-03-19 | 2008-03-20 | Available |
| KA4UOI | 13 | 61 | — | — | Available |
| KA4UOJ | 13 | 71 | — | — | Available |
| KA4UOK | 12 | 67 | 2005-03-14 | 2007-03-15 | Available |
| KA4UOL | 12 | 67 | 2026-02-05 | — | Active |
| KA4UOM | 11 | 65 | — | — | Available |
| KA4UON | 13 | 63 | 2026-11-19 | — | Active |
| KA4UOO | 12 | 69 | 2000-09-25 | 2002-09-26 | Available |
| KA4UOP | 12 | 69 | — | — | Available |
| KA4UOQ | 12 | 71 | — | — | Available |
| KA4UOR | 13 | 65 | — | — | Available |
| KA4UOS | 13 | 63 | — | — | Available |
| KA4UOT | 12 | 61 | — | — | Available |
| KA4UOU | 13 | 65 | — | — | Available |