District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KC4ULJ | 13 | 75 | — | — | Available |
| KC4ULK | 12 | 71 | 2003-12-02 | 2005-12-03 | Available |
| KC4ULL | 12 | 71 | 2000-12-04 | 2002-12-05 | Available |
| KC4ULM | 11 | 69 | 2001-06-18 | 2003-06-19 | Available |
| KC4ULN | 13 | 67 | — | — | Available |
| KC4ULO | 12 | 73 | 2023-04-18 | 2025-04-19 | Available |
| KC4ULP | 12 | 73 | — | — | Available |
| KC4ULQ | 12 | 75 | — | — | Available |
| KC4ULR | 13 | 69 | 2000-12-04 | 2002-12-05 | Available |
| KC4ULS | 13 | 67 | 2031-05-14 | — | Active |
| KC4ULT | 12 | 65 | 2031-02-11 | — | Active |
| KC4ULU | 13 | 69 | 2000-12-04 | 2002-12-05 | Available |
| KC4ULV | 12 | 71 | 2001-02-12 | 2003-02-13 | Available |
| KC4ULW | 12 | 71 | 2000-12-04 | 2002-12-05 | Available |
| KC4ULX | 12 | 73 | 2003-02-23 | 2005-02-24 | Available |
| KC4ULY | 12 | 75 | 2000-12-04 | 2002-12-05 | Available |
| KC4ULZ | 12 | 73 | 2012-01-29 | 2014-01-30 | Available |
| KC4UMA | 11 | 65 | 2000-12-04 | 2002-12-05 | Available |
| KC4UMB | 11 | 69 | 2000-12-04 | 2002-12-05 | Available |
| KC4UMC | 11 | 71 | 2032-07-02 | — | Active |
| KC4UMD | 11 | 67 | — | — | Available |
| KC4UME | 11 | 61 | 2001-05-14 | 2003-05-15 | Available |
| KC4UMF | 11 | 69 | 2011-12-03 | 2013-12-04 | Available |
| KC4UMG | 10 | 69 | 2000-12-04 | 2002-12-05 | Available |
| KC4UMH | 11 | 67 | 2001-04-02 | 2003-04-03 | Available |
| KC4UMI | 12 | 63 | 2000-12-04 | 2002-12-05 | Available |
| KC4UMJ | 12 | 73 | — | — | Available |
| KC4UMK | 11 | 69 | 2001-02-26 | 2003-02-27 | Available |
| KC4UML | 11 | 69 | 2004-05-24 | 2006-05-25 | Available |
| KC4UMM | 10 | 67 | 2001-01-22 | 2003-01-23 | Available |
| KC4UMN | 12 | 65 | 2000-12-04 | 2002-12-05 | Available |
| KC4UMO | 11 | 71 | 2031-01-29 | — | Active |
| KC4UMP | 11 | 71 | 2000-12-04 | 2002-12-05 | Available |
| KC4UMQ | 11 | 73 | 2011-03-26 | 2013-03-27 | Available |
| KC4UMR | 12 | 67 | 2011-01-22 | 2013-01-23 | Available |
| KC4UMS | 12 | 65 | 2031-12-24 | — | Active |
| KC4UMT | 11 | 63 | 2000-12-04 | 2002-12-05 | Available |
| KC4UMU | 12 | 67 | 2000-12-04 | 2002-12-05 | Available |
| KC4UMV | 11 | 69 | — | — | Available |
| KC4UMW | 11 | 69 | — | — | Available |
| KC4UMX | 11 | 71 | — | — | Available |
| KC4UMY | 11 | 73 | — | — | Available |
| KC4UMZ | 11 | 71 | — | — | Available |
| KC4UNA | 13 | 63 | 2030-12-15 | — | Active |
| KC4UNB | 13 | 67 | — | — | Available |
| KC4UNC | 13 | 69 | 2001-06-11 | 2003-06-12 | Available |
| KC4UND | 13 | 65 | 2001-02-26 | 2003-02-27 | Available |
| KC4UNE | 13 | 59 | 2031-08-23 | — | Active |
| KC4UNF | 13 | 67 | 2004-03-29 | 2006-03-30 | Available |
| KC4UNG | 12 | 67 | 2000-12-04 | 2002-12-05 | Available |
| KC4UNH | 13 | 65 | 2001-05-07 | 2003-05-08 | Available |
| KC4UNI | 14 | 61 | 2032-04-28 | — | Active |
| KC4UNJ | 14 | 71 | 2020-12-31 | 2023-01-01 | Available |
| KC4UNK | 13 | 67 | — | — | Available |
| KC4UNL | 13 | 67 | 2024-03-05 | 2026-03-06 | Available |
| KC4UNM | 12 | 65 | 2013-01-12 | 2015-01-13 | Available |
| KC4UNN | 14 | 63 | 2000-12-04 | 2002-12-05 | Available |
| KC4UNO | 13 | 69 | — | — | Available |
| KC4UNP | 13 | 69 | 2011-04-30 | 2013-05-01 | Available |
| KC4UNQ | 13 | 71 | 2032-07-06 | — | Active |
| KC4UNR | 14 | 65 | 2032-04-14 | — | Active |
| KC4UNS | 14 | 63 | — | — | Available |
| KC4UNT | 13 | 61 | 2012-09-17 | 2014-09-18 | Available |
| KC4UNU | 14 | 65 | 2013-01-14 | 2015-01-15 | Available |
| KC4UNV | 13 | 67 | 2001-06-11 | 2003-06-12 | Available |
| KC4UNW | 13 | 67 | — | — | Available |
| KC4UNX | 13 | 69 | 2021-02-23 | 2023-02-24 | Available |
| KC4UNY | 13 | 71 | 2000-12-11 | 2002-12-12 | Available |
| KC4UNZ | 13 | 69 | 2011-12-31 | 2014-01-01 | Available |
| KC4UOA | 12 | 69 | 2001-02-19 | 2003-02-20 | Available |
| KC4UOB | 12 | 73 | 2010-12-11 | 2012-12-12 | Available |
| KC4UOC | 12 | 75 | 2001-01-22 | 2003-01-23 | Available |
| KC4UOD | 12 | 71 | 2011-02-12 | 2013-02-13 | Available |
| KC4UOE | 12 | 65 | 2021-02-26 | 2023-02-27 | Available |
| KC4UOF | 12 | 73 | 2011-12-03 | 2013-12-04 | Available |
| KC4UOG | 11 | 73 | 2000-12-11 | 2002-12-12 | Available |
| KC4UOH | 12 | 71 | 2011-12-03 | 2013-12-04 | Available |
| KC4UOI | 13 | 67 | 2002-02-04 | 2004-02-05 | Available |
| KC4UOJ | 13 | 77 | — | — | Available |
| KC4UOK | 12 | 73 | 2001-03-26 | 2003-03-27 | Available |
| KC4UOL | 12 | 73 | 2001-05-07 | 2003-05-08 | Available |
| KC4UOM | 11 | 71 | 2000-12-11 | 2002-12-12 | Available |
| KC4UON | 13 | 69 | 2010-12-11 | 2012-12-12 | Available |
| KC4UOO | 12 | 75 | — | — | Available |
| KC4UOP | 12 | 75 | 2001-02-12 | 2003-02-13 | Available |
| KC4UOQ | 12 | 77 | 2001-05-21 | 2003-05-22 | Available |
| KC4UOR | 13 | 71 | 2000-12-11 | 2002-12-12 | Available |
| KC4UOS | 13 | 69 | 2024-04-05 | 2026-04-06 | Available |
| KC4UOT | 12 | 67 | 2001-01-29 | 2003-01-30 | Available |
| KC4UOU | 13 | 71 | — | — | Available |
| KC4UOV | 12 | 73 | 2031-02-05 | — | Active |
| KC4UOW | 12 | 73 | 2000-12-11 | 2002-12-12 | Available |
| KC4UOX | 12 | 75 | 2001-09-17 | 2003-09-18 | Available |
| KC4UOY | 12 | 77 | 2000-12-11 | 2002-12-12 | Available |
| KC4UOZ | 12 | 75 | — | — | Available |
| KC4UPA | 12 | 69 | 2000-12-11 | 2002-12-12 | Available |
| KC4UPB | 12 | 73 | — | — | Available |
| KC4UPC | 12 | 75 | 2021-04-30 | 2023-05-01 | Available |
| KC4UPD | 12 | 71 | 2000-12-11 | 2002-12-12 | Available |
| KC4UPE | 12 | 65 | 2034-01-23 | — | Active |