District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KB4SBP | 12 | 69 | 2030-12-19 | — | Active |
| KB4SBQ | 12 | 71 | 1999-08-15 | 2001-08-16 | Available |
| KB4SBR | 13 | 65 | 2007-06-10 | 2009-06-11 | Available |
| KB4SBS | 13 | 63 | — | — | Available |
| KB4SBT | 12 | 61 | — | — | Available |
| KB4SBU | 13 | 65 | — | — | Available |
| KB4SBV | 12 | 67 | — | — | Available |
| KB4SBW | 12 | 67 | — | — | Available |
| KB4SBX | 12 | 69 | — | — | Available |
| KB4SBY | 12 | 71 | 2036-08-03 | — | Active |
| KB4SBZ | 12 | 69 | — | — | Available |
| KB4SCA | 12 | 65 | 2029-05-03 | — | Active (Vanity) |
| KB4SCB | 12 | 69 | 2024-10-19 | 2026-10-20 | Available |
| KB4SCC | 12 | 71 | — | — | Available |
| KB4SCD | 12 | 67 | 2027-05-22 | — | Active |
| KB4SCE | 12 | 61 | 2025-12-01 | — | Active |
| KB4SCF | 12 | 69 | — | — | Available |
| KB4SCG | 11 | 69 | 2020-04-09 | 2022-04-10 | Available |
| KB4SCH | 12 | 67 | 2016-11-05 | 2018-11-06 | Available |
| KB4SCI | 13 | 63 | — | — | Available |
| KB4SCJ | 13 | 73 | — | — | Available |
| KB4SCK | 12 | 69 | 2016-05-02 | 2018-05-03 | Available |
| KB4SCL | 12 | 69 | — | — | Available |
| KB4SCM | 11 | 67 | 2005-11-30 | 2007-12-01 | Available |
| KB4SCN | 13 | 65 | 2026-04-17 | — | Active |
| KB4SCO | 12 | 71 | — | — | Available |
| KB4SCP | 12 | 71 | — | — | Available |
| KB4SCQ | 12 | 73 | — | — | Available |
| KB4SCR | 13 | 67 | — | — | Available |
| KB4SCS | 13 | 65 | — | — | Available |
| KB4SCT | 12 | 63 | — | — | Available |
| KB4SCU | 13 | 67 | — | — | Available |
| KB4SCV | 12 | 69 | 2026-05-13 | — | Active |
| KB4SCW | 12 | 69 | — | — | Available |
| KB4SCX | 12 | 71 | 2006-11-14 | 2008-11-15 | Available |
| KB4SCY | 12 | 73 | 2006-01-24 | 2008-01-25 | Available |
| KB4SCZ | 12 | 71 | — | — | Available |
| KB4SDA | 12 | 61 | — | — | Available |
| KB4SDB | 12 | 65 | 2028-08-26 | — | Active |
| KB4SDC | 12 | 67 | — | — | Available |
| KB4SDD | 12 | 63 | — | — | Available |
| KB4SDE | 12 | 57 | — | — | Available |
| KB4SDF | 12 | 65 | — | — | Available |
| KB4SDG | 11 | 65 | — | — | Available |
| KB4SDH | 12 | 63 | — | — | Available |
| KB4SDI | 13 | 59 | 2002-07-07 | 2004-07-08 | Available |
| KB4SDJ | 13 | 69 | — | — | Available |
| KB4SDK | 12 | 65 | — | — | Available |
| KB4SDL | 12 | 65 | 2031-04-23 | — | Active (Vanity) |
| KB4SDM | 11 | 63 | — | — | Available |
| KB4SDN | 13 | 61 | 1998-11-12 | 2000-11-13 | Available |
| KB4SDO | 12 | 67 | — | — | Available |
| KB4SDP | 12 | 67 | — | — | Available |
| KB4SDQ | 12 | 69 | — | — | Available |
| KB4SDR | 13 | 63 | 2035-03-04 | — | Active (Vanity) |
| KB4SDS | 13 | 61 | 2009-03-18 | 2011-03-19 | Available |
| KB4SDT | 12 | 59 | 2015-12-01 | 2017-12-02 | Available |
| KB4SDU | 13 | 63 | — | — | Available |
| KB4SDV | 12 | 65 | 2006-01-11 | 2008-01-12 | Available |
| KB4SDW | 12 | 65 | — | — | Available |
| KB4SDX | 12 | 67 | — | — | Available |
| KB4SDY | 12 | 69 | 2006-04-26 | 2008-04-27 | Available |
| KB4SDZ | 12 | 67 | 2026-03-25 | — | Active |
| KB4SEA | 12 | 55 | — | — | Available |
| KB4SEB | 12 | 59 | — | — | Available |
| KB4SEC | 12 | 61 | — | — | Available |
| KB4SED | 12 | 57 | 2036-02-27 | — | Active (Vanity) |
| KB4SEE | 12 | 51 | — | — | Available |
| KB4SEF | 12 | 59 | — | — | Available |
| KB4SEG | 11 | 59 | — | — | Available |
| KB4SEH | 12 | 57 | — | — | Available |
| KB4SEI | 13 | 53 | 2004-04-12 | 2006-04-13 | Available |
| KB4SEJ | 13 | 63 | — | — | Available |
| KB4SEK | 12 | 59 | — | — | Available |
| KB4SEL | 12 | 59 | 2006-01-16 | 2008-01-17 | Available |
| KB4SEM | 11 | 57 | — | — | Available |
| KB4SEN | 13 | 55 | 2006-02-22 | 2008-02-23 | Available |
| KB4SEO | 12 | 61 | — | — | Available |
| KB4SEP | 12 | 61 | 2016-01-11 | 2018-01-12 | Available |
| KB4SEQ | 12 | 63 | — | — | Available |
| KB4SER | 13 | 57 | 2016-11-04 | 2018-11-05 | Available |
| KB4SES | 13 | 55 | — | — | Available |
| KB4SET | 12 | 53 | — | — | Available |
| KB4SEU | 13 | 57 | 2019-04-08 | 2021-04-09 | Available |
| KB4SEV | 12 | 59 | — | — | Available |
| KB4SEW | 12 | 59 | 2006-01-31 | 2008-02-01 | Available |
| KB4SEX | 12 | 61 | — | — | Available |
| KB4SEY | 12 | 63 | — | — | Available |
| KB4SEZ | 12 | 61 | — | — | Available |
| KB4SFA | 12 | 63 | — | — | Available |
| KB4SFB | 12 | 67 | — | — | Available |
| KB4SFC | 12 | 69 | — | — | Available |
| KB4SFD | 12 | 65 | 2006-03-05 | 2008-03-06 | Available |
| KB4SFE | 12 | 59 | — | — | Available |
| KB4SFF | 12 | 67 | 2006-01-11 | 2008-01-12 | Available |
| KB4SFG | 11 | 67 | — | — | Available |
| KB4SFH | 12 | 65 | — | — | Available |
| KB4SFI | 13 | 61 | 2006-01-16 | 2008-01-17 | Available |
| KB4SFJ | 13 | 71 | 2000-07-17 | 2002-07-18 | Available |
| KB4SFK | 12 | 67 | — | — | Available |