District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KB4OJH | 12 | 75 | — | — | Available |
| KB4OJI | 13 | 71 | 2015-08-03 | 2017-08-04 | Available |
| KB4OJJ | 13 | 81 | 2004-01-26 | 2006-01-27 | Available |
| KB4OJK | 12 | 77 | — | — | Available |
| KB4OJL | 12 | 77 | — | — | Available |
| KB4OJM | 11 | 75 | 2007-01-06 | 2009-01-07 | Available |
| KB4OJN | 13 | 73 | 2028-12-04 | — | Active |
| KB4OJO | 12 | 79 | 1999-06-20 | 2001-06-21 | Available |
| KB4OJP | 12 | 79 | — | — | Available |
| KB4OJQ | 12 | 81 | — | — | Available |
| KB4OJR | 13 | 75 | 2020-05-15 | 2022-05-16 | Available |
| KB4OJS | 13 | 73 | — | — | Available |
| KB4OJT | 12 | 71 | — | — | Available |
| KB4OJU | 13 | 75 | — | — | Available |
| KB4OJV | 12 | 77 | — | — | Available |
| KB4OJW | 12 | 77 | — | — | Available |
| KB4OJX | 12 | 79 | — | — | Available |
| KB4OJY | 12 | 81 | — | — | Available |
| KB4OJZ | 12 | 79 | — | — | Available |
| KB4OKA | 11 | 69 | — | — | Available |
| KB4OKB | 11 | 73 | 2001-02-09 | 2003-02-10 | Available |
| KB4OKC | 11 | 75 | 1999-06-20 | 2001-06-21 | Available |
| KB4OKD | 11 | 71 | 2003-08-07 | 2005-08-08 | Available |
| KB4OKE | 11 | 65 | — | — | Available |
| KB4OKF | 11 | 73 | — | — | Available |
| KB4OKG | 10 | 73 | — | — | Available |
| KB4OKH | 11 | 71 | — | — | Available |
| KB4OKI | 12 | 67 | 2025-08-01 | — | Active |
| KB4OKJ | 12 | 77 | — | — | Available |
| KB4OKK | 11 | 73 | 2006-08-30 | 2008-08-31 | Available |
| KB4OKL | 11 | 73 | — | — | Available |
| KB4OKM | 10 | 71 | — | — | Available |
| KB4OKN | 12 | 69 | 2007-09-16 | 2009-09-17 | Available |
| KB4OKO | 11 | 75 | 2016-04-18 | 2018-04-19 | Available |
| KB4OKP | 11 | 75 | 2003-03-30 | 2005-03-31 | Available |
| KB4OKQ | 11 | 77 | 2025-10-05 | — | Active |
| KB4OKR | 12 | 71 | — | — | Available |
| KB4OKS | 12 | 69 | — | — | Available |
| KB4OKT | 11 | 67 | 2005-02-27 | 2007-02-28 | Available |
| KB4OKU | 12 | 71 | — | — | Available |
| KB4OKV | 11 | 73 | 2010-08-07 | 2012-08-08 | Available |
| KB4OKW | 11 | 73 | 2004-03-15 | 2006-03-16 | Available |
| KB4OKX | 11 | 75 | 2007-01-14 | 2009-01-15 | Available |
| KB4OKY | 11 | 77 | 2007-01-09 | 2009-01-10 | Available |
| KB4OKZ | 11 | 75 | — | — | Available |
| KB4OLA | 11 | 69 | 2026-06-13 | — | Active |
| KB4OLB | 11 | 73 | 2028-02-14 | — | Active |
| KB4OLC | 11 | 75 | — | — | Available |
| KB4OLD | 11 | 71 | 2025-10-26 | — | Active |
| KB4OLE | 11 | 65 | — | — | Available |
| KB4OLF | 11 | 73 | 2015-03-24 | 2017-03-25 | Available |
| KB4OLG | 10 | 73 | 2027-06-20 | — | Active |
| KB4OLH | 11 | 71 | — | — | Available |
| KB4OLI | 12 | 67 | — | — | Available |
| KB4OLJ | 12 | 77 | — | — | Available |
| KB4OLK | 11 | 73 | 2008-06-29 | 2010-06-30 | Available |
| KB4OLL | 11 | 73 | — | — | Available |
| KB4OLM | 10 | 71 | 2035-07-17 | — | Active |
| KB4OLN | 12 | 69 | — | — | Available |
| KB4OLO | 11 | 75 | — | — | Available |
| KB4OLP | 11 | 75 | — | — | Available |
| KB4OLQ | 11 | 77 | — | — | Available |
| KB4OLR | 12 | 71 | 2035-05-16 | — | Active |
| KB4OLS | 12 | 69 | — | — | Available |
| KB4OLT | 11 | 67 | — | — | Available |
| KB4OLU | 12 | 71 | 2006-01-23 | 2008-01-24 | Available |
| KB4OLV | 11 | 73 | — | — | Available |
| KB4OLW | 11 | 73 | 1998-03-22 | 2000-03-23 | Available |
| KB4OLX | 11 | 75 | — | — | Available |
| KB4OLY | 11 | 77 | 2033-04-13 | — | Active |
| KB4OLZ | 11 | 75 | 2009-11-28 | 2011-11-29 | Available |
| KB4OMA | 10 | 67 | 2005-03-16 | 2007-03-17 | Available |
| KB4OMB | 10 | 71 | — | — | Available |
| KB4OMC | 10 | 73 | 2004-10-07 | 2006-10-08 | Available |
| KB4OMD | 10 | 69 | 2007-10-21 | 2009-10-22 | Available |
| KB4OME | 10 | 63 | 2026-01-17 | — | Active |
| KB4OMF | 10 | 71 | 2025-05-01 | — | Active |
| KB4OMG | 9 | 71 | — | — | Available |
| KB4OMH | 10 | 69 | — | — | Available |
| KB4OMI | 11 | 65 | 2000-12-24 | 2002-12-25 | Available |
| KB4OMJ | 11 | 75 | 2025-12-15 | — | Active (Vanity) |
| KB4OMK | 10 | 71 | — | — | Available |
| KB4OML | 10 | 71 | — | — | Available |
| KB4OMM | 9 | 69 | 2005-09-16 | 2007-09-17 | Available |
| KB4OMN | 11 | 67 | — | — | Available |
| KB4OMO | 10 | 73 | 2036-09-02 | — | Active |
| KB4OMP | 10 | 73 | — | — | Available |
| KB4OMQ | 10 | 75 | 2025-01-25 | — | Active |
| KB4OMR | 11 | 69 | — | — | Available |
| KB4OMS | 11 | 67 | 2015-01-19 | 2017-01-20 | Available |
| KB4OMT | 10 | 65 | 2012-08-18 | 2014-08-19 | Available |
| KB4OMU | 11 | 69 | — | — | Available |
| KB4OMV | 10 | 71 | 2029-04-19 | — | Active |
| KB4OMW | 10 | 71 | 2005-07-19 | 2007-07-20 | Available |
| KB4OMX | 10 | 73 | — | — | Available |
| KB4OMY | 10 | 75 | — | — | Available |
| KB4OMZ | 10 | 73 | — | — | Available |
| KB4ONA | 12 | 65 | 2004-08-30 | 2006-08-31 | Available |
| KB4ONB | 12 | 69 | — | — | Available |
| KB4ONC | 12 | 71 | 2015-10-31 | 2017-11-01 | Available |