District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KC4CNU | 13 | 69 | 2018-09-18 | 2020-09-19 | Available |
| KC4CNV | 12 | 71 | 2001-09-24 | 2003-09-25 | Available |
| KC4CNW | 12 | 71 | — | — | Available |
| KC4CNX | 12 | 73 | 2001-03-06 | 2003-03-07 | Available |
| KC4CNY | 12 | 75 | 1998-03-29 | 2000-03-30 | Available |
| KC4CNZ | 12 | 73 | 1998-03-29 | 2000-03-30 | Available |
| KC4COA | 11 | 73 | 1997-12-08 | 1999-12-09 | Available |
| KC4COB | 11 | 77 | 2023-07-06 | 2025-07-07 | Available |
| KC4COC | 11 | 79 | — | — | Available |
| KC4COD | 11 | 75 | 1997-12-08 | 1999-12-09 | Available |
| KC4COE | 11 | 69 | — | — | Available |
| KC4COF | 11 | 77 | — | — | Available |
| KC4COG | 10 | 77 | 2017-08-22 | 2019-08-23 | Available |
| KC4COH | 11 | 75 | 2018-09-30 | 2020-10-01 | Available |
| KC4COI | 12 | 71 | — | — | Available |
| KC4COJ | 12 | 81 | 2029-07-03 | — | Active |
| KC4COK | 11 | 77 | — | — | Available |
| KC4COL | 11 | 77 | 1998-03-29 | 2000-03-30 | Available |
| KC4COM | 10 | 75 | 2017-12-19 | 2019-12-20 | Available |
| KC4CON | 12 | 73 | 2008-01-06 | 2010-01-07 | Available |
| KC4COO | 11 | 79 | 2028-01-28 | — | Active |
| KC4COP | 11 | 79 | 2030-12-15 | — | Active |
| KC4COQ | 11 | 81 | 2008-03-08 | 2010-03-09 | Available |
| KC4COR | 12 | 75 | — | — | Available |
| KC4COS | 12 | 73 | 2030-08-15 | — | Active (Vanity) |
| KC4COT | 11 | 71 | 2007-09-03 | 2009-09-04 | Available |
| KC4COU | 12 | 75 | 1997-12-15 | 1999-12-16 | Available |
| KC4COV | 11 | 77 | 2004-01-16 | 2006-01-17 | Available |
| KC4COW | 11 | 77 | 1997-12-15 | 1999-12-16 | Available |
| KC4COX | 11 | 79 | 1997-12-15 | 1999-12-16 | Available |
| KC4COY | 11 | 81 | 1998-01-26 | 2000-01-27 | Available |
| KC4COZ | 11 | 79 | — | — | Available |
| KC4CPA | 11 | 73 | 2016-02-11 | 2018-02-12 | Available |
| KC4CPB | 11 | 77 | — | — | Available |
| KC4CPC | 11 | 79 | 2027-11-24 | — | Active |
| KC4CPD | 11 | 75 | 2027-11-03 | — | Active |
| KC4CPE | 11 | 69 | 2007-09-10 | 2009-09-11 | Available |
| KC4CPF | 11 | 77 | 1998-05-17 | 2000-05-18 | Available |
| KC4CPG | 10 | 77 | 2030-03-03 | — | Active |
| KC4CPH | 11 | 75 | 2029-06-24 | — | Active |
| KC4CPI | 12 | 71 | — | — | Available |
| KC4CPJ | 12 | 81 | 1997-12-15 | 1999-12-16 | Available |
| KC4CPK | 11 | 77 | 1998-01-26 | 2000-01-27 | Available |
| KC4CPL | 11 | 77 | 1997-12-15 | 1999-12-16 | Available |
| KC4CPM | 10 | 75 | — | — | Available |
| KC4CPN | 12 | 73 | 1997-12-15 | 1999-12-16 | Available |
| KC4CPO | 11 | 79 | — | — | Available |
| KC4CPP | 11 | 79 | — | — | Available |
| KC4CPQ | 11 | 81 | 2009-12-14 | 2011-12-15 | Available |
| KC4CPR | 12 | 75 | 2007-12-19 | 2009-12-20 | Available |
| KC4CPS | 12 | 73 | 2007-12-19 | 2009-12-20 | Available |
| KC4CPT | 11 | 71 | 2007-08-22 | 2009-08-23 | Available |
| KC4CPU | 12 | 75 | 2010-05-11 | 2012-05-12 | Available |
| KC4CPV | 11 | 77 | 1997-12-15 | 1999-12-16 | Available |
| KC4CPW | 11 | 77 | 1997-12-15 | 1999-12-16 | Available |
| KC4CPX | 11 | 79 | 1998-05-17 | 2000-05-18 | Available |
| KC4CPY | 11 | 81 | 2007-09-16 | 2009-09-17 | Available |
| KC4CPZ | 11 | 79 | 2003-10-05 | 2005-10-06 | Available |
| KC4CQA | 11 | 75 | — | — | Available |
| KC4CQB | 11 | 79 | — | — | Available |
| KC4CQC | 11 | 81 | 1998-06-07 | 2000-06-08 | Available |
| KC4CQD | 11 | 77 | 1997-12-15 | 1999-12-16 | Available |
| KC4CQE | 11 | 71 | 2007-09-05 | 2009-09-06 | Available |
| KC4CQF | 11 | 79 | 1997-12-15 | 1999-12-16 | Available |
| KC4CQG | 10 | 79 | — | — | Available |
| KC4CQH | 11 | 77 | 2022-03-01 | 2024-03-02 | Available |
| KC4CQI | 12 | 73 | 1997-12-15 | 1999-12-16 | Available |
| KC4CQJ | 12 | 83 | 1997-12-15 | 1999-12-16 | Available |
| KC4CQK | 11 | 79 | 1997-12-15 | 1999-12-16 | Available |
| KC4CQL | 11 | 79 | 2008-01-06 | 2010-01-07 | Available |
| KC4CQM | 10 | 77 | — | — | Available |
| KC4CQN | 12 | 75 | 1997-12-15 | 1999-12-16 | Available |
| KC4CQO | 11 | 81 | 1997-12-15 | 1999-12-16 | Available |
| KC4CQP | 11 | 81 | — | — | Available |
| KC4CQQ | 11 | 83 | — | — | Available |
| KC4CQR | 12 | 77 | 2028-04-20 | — | Active |
| KC4CQS | 12 | 75 | 2028-03-25 | — | Active |
| KC4CQT | 11 | 73 | 2028-02-20 | — | Active |
| KC4CQU | 12 | 77 | — | — | Available |
| KC4CQV | 11 | 79 | 1997-12-15 | 1999-12-16 | Available |
| KC4CQW | 11 | 79 | 1997-12-15 | 1999-12-16 | Available |
| KC4CQX | 11 | 81 | 1997-12-15 | 1999-12-16 | Available |
| KC4CQY | 11 | 83 | — | — | Available |
| KC4CQZ | 11 | 81 | 2020-02-27 | 2022-02-28 | Available |
| KC4CRA | 12 | 69 | 2017-08-26 | 2019-08-27 | Available |
| KC4CRB | 12 | 73 | — | — | Available |
| KC4CRC | 12 | 75 | — | — | Available |
| KC4CRD | 12 | 71 | — | — | Available |
| KC4CRE | 12 | 65 | — | — | Available |
| KC4CRF | 12 | 73 | 2019-09-18 | 2021-09-19 | Available |
| KC4CRG | 11 | 73 | — | — | Available |
| KC4CRH | 12 | 71 | 2027-10-24 | — | Active |
| KC4CRI | 13 | 67 | 2030-05-04 | — | Active (Vanity) |
| KC4CRJ | 13 | 77 | 1997-12-15 | 1999-12-16 | Available |
| KC4CRK | 12 | 73 | 1997-12-15 | 1999-12-16 | Available |
| KC4CRL | 12 | 73 | 1997-12-15 | 1999-12-16 | Available |
| KC4CRM | 11 | 71 | — | — | Available |
| KC4CRN | 13 | 69 | 1997-12-15 | 1999-12-16 | Available |
| KC4CRO | 12 | 75 | 2018-01-23 | 2020-01-24 | Available |
| KC4CRP | 12 | 75 | 2008-03-12 | 2010-03-13 | Available |