District 0
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KB0TZQ | 12 | 79 | 2005-09-18 | 2007-09-19 | Available |
| KB0TZR | 13 | 73 | 2005-09-18 | 2007-09-19 | Available |
| KB0TZS | 13 | 71 | 2027-08-18 | — | Active |
| KB0TZT | 12 | 69 | 2015-09-18 | 2017-09-19 | Available |
| KB0TZU | 13 | 73 | 2025-09-18 | — | Active |
| KB0TZV | 12 | 75 | 2005-09-18 | 2007-09-19 | Available |
| KB0TZW | 12 | 75 | — | — | Available |
| KB0TZX | 12 | 77 | 2015-09-18 | 2017-09-19 | Available |
| KB0TZY | 12 | 79 | 2026-06-09 | — | Active |
| KB0TZZ | 12 | 77 | 2035-09-19 | — | Active |
| KB0UAA | 13 | 69 | 2004-11-13 | 2006-11-14 | Available |
| KB0UAB | 13 | 73 | 2005-09-19 | 2007-09-20 | Available |
| KB0UAC | 13 | 75 | 2005-09-19 | 2007-09-20 | Available |
| KB0UAD | 13 | 71 | 2005-09-20 | 2007-09-21 | Available |
| KB0UAE | 13 | 65 | 2009-08-14 | 2011-08-15 | Available |
| KB0UAF | 13 | 73 | 2025-09-20 | — | Active |
| KB0UAG | 12 | 73 | 2011-06-24 | 2013-06-25 | Available |
| KB0UAH | 13 | 71 | 2001-05-23 | 2003-05-24 | Available |
| KB0UAI | 14 | 67 | 2015-09-20 | 2017-09-21 | Available |
| KB0UAJ | 14 | 77 | 2015-09-20 | 2017-09-21 | Available |
| KB0UAK | 13 | 73 | 2035-09-20 | — | Active |
| KB0UAL | 13 | 73 | 2005-09-20 | 2007-09-21 | Available |
| KB0UAM | 12 | 71 | 2015-09-20 | 2017-09-21 | Available |
| KB0UAN | 14 | 69 | 2015-09-20 | 2017-09-21 | Available |
| KB0UAO | 13 | 75 | 2015-09-20 | 2017-09-21 | Available |
| KB0UAP | 13 | 75 | 2005-09-20 | 2007-09-21 | Available |
| KB0UAQ | 13 | 77 | 2005-09-20 | 2007-09-21 | Available |
| KB0UAR | 14 | 71 | 2015-09-20 | 2017-09-21 | Available |
| KB0UAS | 14 | 69 | 2005-09-20 | 2007-09-21 | Available |
| KB0UAT | 13 | 67 | 2005-09-20 | 2007-09-21 | Available |
| KB0UAU | 14 | 71 | 2005-09-20 | 2007-09-21 | Available |
| KB0UAV | 13 | 73 | 2025-09-21 | — | Active |
| KB0UAW | 13 | 73 | — | — | Available |
| KB0UAX | 13 | 75 | 2005-09-21 | 2007-09-22 | Available |
| KB0UAY | 13 | 77 | 2010-10-26 | 2012-10-27 | Available |
| KB0UAZ | 13 | 75 | 2035-09-25 | — | Active |
| KB0UBA | 13 | 73 | 2025-10-22 | — | Active |
| KB0UBB | 13 | 77 | — | — | Available |
| KB0UBC | 13 | 79 | 2005-09-26 | 2007-09-27 | Available |
| KB0UBD | 13 | 75 | 2005-09-26 | 2007-09-27 | Available |
| KB0UBE | 13 | 69 | 2015-09-26 | 2017-09-27 | Available |
| KB0UBF | 13 | 77 | 1997-11-24 | 1999-11-25 | Available |
| KB0UBG | 12 | 77 | 2005-09-26 | 2007-09-27 | Available |
| KB0UBH | 13 | 75 | 2035-09-26 | — | Active |
| KB0UBI | 14 | 71 | 2035-09-27 | — | Active |
| KB0UBJ | 14 | 81 | 2015-09-26 | 2017-09-27 | Available |
| KB0UBK | 13 | 77 | 2005-09-27 | 2007-09-28 | Available |
| KB0UBL | 13 | 77 | 2005-09-28 | 2007-09-29 | Available |
| KB0UBM | 12 | 75 | 2005-09-28 | 2007-09-29 | Available |
| KB0UBN | 14 | 73 | 2015-09-28 | 2017-09-29 | Available |
| KB0UBO | 13 | 79 | 2005-09-29 | 2007-09-30 | Available |
| KB0UBP | 13 | 79 | 2005-09-29 | 2007-09-30 | Available |
| KB0UBQ | 13 | 81 | 2036-09-21 | — | Active |
| KB0UBR | 14 | 75 | 2035-12-30 | — | Active |
| KB0UBS | 14 | 73 | 2015-09-29 | 2017-09-30 | Available |
| KB0UBT | 13 | 71 | 2027-02-22 | — | Active |
| KB0UBU | 14 | 75 | 1999-04-28 | 2001-04-29 | Available |
| KB0UBV | 13 | 77 | 2035-09-29 | — | Active |
| KB0UBW | 13 | 77 | 2035-09-29 | — | Active |
| KB0UBX | 13 | 79 | 2005-09-29 | 2007-09-30 | Available |
| KB0UBY | 13 | 81 | 2015-09-29 | 2017-09-30 | Available |
| KB0UBZ | 13 | 79 | 2035-09-29 | — | Active |
| KB0UCA | 13 | 75 | — | — | Available |
| KB0UCB | 13 | 79 | 2015-09-29 | 2017-09-30 | Available |
| KB0UCC | 13 | 81 | 2026-10-25 | — | Active |
| KB0UCD | 13 | 77 | 2005-09-29 | 2007-09-30 | Available |
| KB0UCE | 13 | 71 | 2005-09-29 | 2007-09-30 | Available |
| KB0UCF | 13 | 79 | 2005-09-30 | 2007-10-01 | Available |
| KB0UCG | 12 | 79 | 2025-10-01 | — | Active |
| KB0UCH | 13 | 77 | 2025-12-18 | — | Active |
| KB0UCI | 14 | 73 | 2015-09-30 | 2017-10-01 | Available |
| KB0UCJ | 14 | 83 | 2025-10-27 | — | Active |
| KB0UCK | 13 | 79 | 2005-09-30 | 2007-10-01 | Available |
| KB0UCL | 13 | 79 | 2026-02-03 | — | Active |
| KB0UCM | 12 | 77 | 2005-10-02 | 2007-10-03 | Available |
| KB0UCN | 14 | 75 | 2015-10-02 | 2017-10-03 | Available |
| KB0UCO | 13 | 81 | 2025-10-02 | — | Active |
| KB0UCP | 13 | 81 | 2005-08-31 | 2007-09-01 | Available |
| KB0UCQ | 13 | 83 | — | — | Available |
| KB0UCR | 14 | 77 | 2016-11-03 | 2018-11-04 | Available |
| KB0UCS | 14 | 75 | 2005-10-03 | 2007-10-04 | Available |
| KB0UCT | 13 | 73 | 2028-04-28 | — | Active (Vanity) |
| KB0UCU | 14 | 77 | 2005-10-03 | 2007-10-04 | Available |
| KB0UCV | 13 | 79 | 2005-10-03 | 2007-10-04 | Available |
| KB0UCW | 13 | 79 | 2025-10-03 | — | Active |
| KB0UCX | 13 | 81 | 2025-10-03 | — | Active |
| KB0UCY | 13 | 83 | 2025-10-03 | — | Active |
| KB0UCZ | 13 | 81 | 2015-10-03 | 2017-10-04 | Available |
| KB0UDA | 13 | 71 | 2015-10-03 | 2017-10-04 | Available |
| KB0UDB | 13 | 75 | 2005-10-04 | 2007-10-05 | Available |
| KB0UDC | 13 | 77 | — | — | Available |
| KB0UDD | 13 | 73 | 2025-10-04 | — | Active |
| KB0UDE | 13 | 67 | 2005-10-05 | 2007-10-06 | Available |
| KB0UDF | 13 | 75 | 2008-02-26 | 2010-02-27 | Available |
| KB0UDG | 12 | 75 | 2015-10-25 | 2017-10-26 | Available |
| KB0UDH | 13 | 73 | 2027-02-08 | — | Active |
| KB0UDI | 14 | 69 | 2035-10-06 | — | Active |
| KB0UDJ | 14 | 79 | 2005-10-06 | 2007-10-07 | Available |
| KB0UDK | 13 | 75 | 2015-11-29 | 2017-11-30 | Available |
| KB0UDL | 13 | 75 | 2005-10-10 | 2007-10-11 | Available |