District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KB4YZM | 10 | 75 | — | — | Available |
| KB4YZN | 12 | 73 | — | — | Available |
| KB4YZO | 11 | 79 | 2007-02-07 | 2009-02-08 | Available |
| KB4YZP | 11 | 79 | 1998-09-13 | 2000-09-14 | Available |
| KB4YZQ | 11 | 81 | 2021-07-09 | 2023-07-10 | Available |
| KB4YZR | 12 | 75 | 1997-09-15 | 1999-09-16 | Available |
| KB4YZS | 12 | 73 | — | — | Available |
| KB4YZT | 11 | 71 | — | — | Available |
| KB4YZU | 12 | 75 | — | — | Available |
| KB4YZV | 11 | 77 | — | — | Available |
| KB4YZW | 11 | 77 | — | — | Available |
| KB4YZX | 11 | 79 | — | — | Available |
| KB4YZY | 11 | 81 | 2007-03-10 | 2009-03-11 | Available |
| KB4YZZ | 11 | 79 | 2008-04-17 | 2010-04-18 | Available |
| KB4ZAA | 11 | 65 | 2027-10-14 | — | Active |
| KB4ZAB | 11 | 69 | — | — | Available |
| KB4ZAC | 11 | 71 | 2008-12-02 | 2010-12-03 | Available |
| KB4ZAD | 11 | 67 | — | — | Available |
| KB4ZAE | 11 | 61 | 2007-06-13 | 2009-06-14 | Available |
| KB4ZAF | 11 | 69 | — | — | Available |
| KB4ZAG | 10 | 69 | 2028-04-20 | — | Active |
| KB4ZAH | 11 | 67 | — | — | Available |
| KB4ZAI | 12 | 63 | 2017-02-07 | 2019-02-08 | Available |
| KB4ZAJ | 12 | 73 | 2007-03-20 | 2009-03-21 | Available |
| KB4ZAK | 11 | 69 | 2007-02-25 | 2009-02-26 | Available |
| KB4ZAL | 11 | 69 | 2006-12-02 | 2008-12-03 | Available |
| KB4ZAM | 10 | 67 | 2007-02-14 | 2009-02-15 | Available |
| KB4ZAN | 12 | 65 | 2027-05-30 | — | Active |
| KB4ZAO | 11 | 71 | 2009-02-11 | 2011-02-12 | Available |
| KB4ZAP | 11 | 71 | 1998-11-15 | 2000-11-16 | Available |
| KB4ZAQ | 11 | 73 | 1998-11-15 | 2000-11-16 | Available |
| KB4ZAR | 12 | 67 | 2027-04-04 | — | Active |
| KB4ZAS | 12 | 65 | 2035-07-01 | — | Active |
| KB4ZAT | 11 | 63 | — | — | Available |
| KB4ZAU | 12 | 67 | — | — | Available |
| KB4ZAV | 11 | 69 | — | — | Available |
| KB4ZAW | 11 | 69 | — | — | Available |
| KB4ZAX | 11 | 71 | 2033-10-26 | — | Active |
| KB4ZAY | 11 | 73 | — | — | Available |
| KB4ZAZ | 11 | 71 | 2028-12-02 | — | Active |
| KB4ZBA | 11 | 69 | 2010-04-17 | 2012-04-18 | Available |
| KB4ZBB | 11 | 73 | 2033-04-25 | — | Active (Vanity) |
| KB4ZBC | 11 | 75 | 2028-01-06 | — | Active |
| KB4ZBD | 11 | 71 | 2007-02-06 | 2009-02-07 | Available |
| KB4ZBE | 11 | 65 | — | — | Available |
| KB4ZBF | 11 | 73 | — | — | Available |
| KB4ZBG | 10 | 73 | — | — | Available |
| KB4ZBH | 11 | 71 | 2030-03-06 | — | Active |
| KB4ZBI | 12 | 67 | — | — | Available |
| KB4ZBJ | 12 | 77 | — | — | Available |
| KB4ZBK | 11 | 73 | 2027-05-16 | — | Active |
| KB4ZBL | 11 | 73 | 2002-08-11 | 2004-08-12 | Available |
| KB4ZBM | 10 | 71 | 2035-05-19 | — | Active (Vanity) |
| KB4ZBN | 12 | 69 | — | — | Available |
| KB4ZBO | 11 | 75 | — | — | Available |
| KB4ZBP | 11 | 75 | — | — | Available |
| KB4ZBQ | 11 | 77 | 2017-07-10 | 2019-07-11 | Available |
| KB4ZBR | 12 | 71 | 2001-01-15 | 2003-01-16 | Available |
| KB4ZBS | 12 | 69 | 2030-04-11 | — | Active (Vanity) |
| KB4ZBT | 11 | 67 | — | — | Available |
| KB4ZBU | 12 | 71 | — | — | Available |
| KB4ZBV | 11 | 73 | — | — | Available |
| KB4ZBW | 11 | 73 | — | — | Available |
| KB4ZBX | 11 | 75 | 2032-06-16 | — | Active |
| KB4ZBY | 11 | 77 | — | — | Available |
| KB4ZBZ | 11 | 75 | — | — | Available |
| KB4ZCA | 11 | 71 | — | — | Available |
| KB4ZCB | 11 | 75 | 1997-12-29 | 1999-12-30 | Available |
| KB4ZCC | 11 | 77 | 2009-11-21 | 2011-11-22 | Available |
| KB4ZCD | 11 | 73 | — | — | Available |
| KB4ZCE | 11 | 67 | 2027-01-28 | — | Active |
| KB4ZCF | 11 | 75 | 2013-09-21 | 2015-09-22 | Available |
| KB4ZCG | 10 | 75 | — | — | Available |
| KB4ZCH | 11 | 73 | — | — | Available |
| KB4ZCI | 12 | 69 | — | — | Available |
| KB4ZCJ | 12 | 79 | — | — | Available |
| KB4ZCK | 11 | 75 | — | — | Available |
| KB4ZCL | 11 | 75 | 2008-12-03 | 2010-12-04 | Available |
| KB4ZCM | 10 | 73 | — | — | Available |
| KB4ZCN | 12 | 71 | 2017-02-21 | 2019-02-22 | Available |
| KB4ZCO | 11 | 77 | 2017-02-21 | 2019-02-22 | Available |
| KB4ZCP | 11 | 77 | 2017-02-21 | 2019-02-22 | Available |
| KB4ZCQ | 11 | 79 | — | — | Available |
| KB4ZCR | 12 | 73 | — | — | Available |
| KB4ZCS | 12 | 71 | 2007-03-27 | 2009-03-28 | Available |
| KB4ZCT | 11 | 69 | 2007-06-09 | 2009-06-10 | Available |
| KB4ZCU | 12 | 73 | 2027-01-09 | — | Active |
| KB4ZCV | 11 | 75 | — | — | Available |
| KB4ZCW | 11 | 75 | 2008-03-05 | 2010-03-06 | Available |
| KB4ZCX | 11 | 77 | 2007-03-18 | 2009-03-19 | Available |
| KB4ZCY | 11 | 79 | — | — | Available |
| KB4ZCZ | 11 | 77 | — | — | Available |
| KB4ZDA | 11 | 67 | 1999-01-10 | 2001-01-11 | Available |
| KB4ZDB | 11 | 71 | 2007-09-29 | 2009-09-30 | Available |
| KB4ZDC | 11 | 73 | — | — | Available |
| KB4ZDD | 11 | 69 | — | — | Available |
| KB4ZDE | 11 | 63 | 2013-10-05 | 2015-10-06 | Available |
| KB4ZDF | 11 | 71 | — | — | Available |
| KB4ZDG | 10 | 71 | — | — | Available |
| KB4ZDH | 11 | 69 | 2001-07-16 | 2003-07-17 | Available |