District 0
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KB0ZO | 10 | 71 | 2036-04-10 | — | Active (Vanity) |
| KB0ZP | 10 | 71 | 2022-02-18 | 2024-02-19 | Available |
| KB0ZQ | 10 | 73 | — | — | Available |
| KB0ZR | 11 | 67 | 2036-05-07 | — | Active |
| KB0ZS | 11 | 65 | 2019-07-30 | 2021-07-31 | Available |
| KB0ZT | 10 | 63 | — | — | Available |
| KB0ZU | 11 | 67 | 2006-03-14 | 2008-03-15 | Available |
| KB0ZV | 10 | 69 | — | — | Available |
| KB0ZW | 10 | 69 | 2005-12-04 | 2007-12-05 | Available |
| KB0ZX | 10 | 71 | 2005-11-28 | 2007-11-29 | Available |
| KB0ZY | 10 | 73 | 1997-09-17 | 1999-09-18 | Available |
| KB0ZZ | 10 | 71 | — | — | Available |
| KC0AA | 10 | 61 | 2036-04-29 | — | Active |
| KC0AB | 10 | 65 | 2025-06-20 | — | Active |
| KC0AC | 10 | 67 | 2008-02-20 | 2010-02-21 | Available |
| KC0AD | 10 | 63 | — | — | Available |
| KC0AE | 10 | 57 | 2015-11-28 | 2017-11-29 | Available |
| KC0AF | 10 | 65 | 2006-04-15 | 2008-04-16 | Available |
| KC0AG | 9 | 65 | — | — | Available |
| KC0AH | 10 | 63 | 2011-03-26 | 2013-03-27 | Available |
| KC0AI | 11 | 59 | 2006-01-19 | 2008-01-20 | Available |
| KC0AJ | 11 | 69 | 2001-10-30 | 2003-10-31 | Available |
| KC0AK | 10 | 65 | 2026-01-23 | — | Active |
| KC0AL | 10 | 65 | 2009-01-20 | 2011-01-21 | Available |
| KC0AM | 9 | 63 | 2029-05-24 | — | Active |
| KC0AN | 11 | 61 | 2022-02-04 | 2024-02-05 | Available |
| KC0AO | 10 | 67 | 2002-10-20 | 2004-10-21 | Available |
| KC0AP | 10 | 67 | — | — | Available |
| KC0AQ | 10 | 69 | — | — | Available |
| KC0AR | 11 | 63 | 2033-05-16 | — | Active (Vanity) |
| KC0AS | 11 | 61 | — | — | Available |
| KC0AT | 10 | 59 | 2026-01-24 | — | Active |
| KC0AU | 11 | 63 | 2032-06-23 | — | Active |
| KC0AV | 10 | 65 | — | — | Available |
| KC0AW | 10 | 65 | — | — | Available |
| KC0AX | 10 | 67 | 2030-10-20 | — | Active (Vanity) |
| KC0AY | 10 | 69 | 2034-10-18 | — | Active |
| KC0AZ | 10 | 67 | 2033-10-28 | — | Active (Vanity) |
| KC0BA | 10 | 65 | — | — | Available |
| KC0BB | 10 | 69 | 2033-09-07 | — | Active |
| KC0BC | 10 | 71 | 2006-03-14 | 2008-03-15 | Available |
| KC0BD | 10 | 67 | 2004-01-30 | 2006-01-31 | Available |
| KC0BE | 10 | 61 | 2007-03-20 | 2009-03-21 | Available |
| KC0BF | 10 | 69 | 2015-04-19 | 2017-04-20 | Available |
| KC0BG | 9 | 69 | 2034-02-03 | — | Active (Vanity) |
| KC0BH | 10 | 67 | 2016-03-19 | 2018-03-20 | Available |
| KC0BI | 11 | 63 | 2004-06-26 | 2006-06-27 | Available |
| KC0BJ | 11 | 73 | 2016-02-15 | 2018-02-16 | Available |
| KC0BK | 10 | 69 | — | — | Available |
| KC0BL | 10 | 69 | — | — | Available |
| KC0BM | 9 | 67 | — | — | Available |
| KC0BN | 11 | 65 | — | — | Available |
| KC0BO | 10 | 71 | — | — | Available |
| KC0BP | 10 | 71 | 2025-12-14 | — | Active |
| KC0BQ | 10 | 73 | — | — | Available |
| KC0BR | 11 | 67 | 2028-10-11 | — | Active (Vanity) |
| KC0BS | 11 | 65 | 2027-10-01 | — | Active (Vanity) |
| KC0BT | 10 | 63 | 1999-07-25 | 2001-07-26 | Available |
| KC0BU | 11 | 67 | 2024-05-17 | 2026-05-18 | Available |
| KC0BV | 10 | 69 | — | — | Available |
| KC0BW | 10 | 69 | 2026-02-16 | — | Active |
| KC0BX | 10 | 71 | — | — | Available |
| KC0BY | 10 | 73 | 2000-11-06 | 2002-11-07 | Available |
| KC0BZ | 10 | 71 | 2035-11-13 | — | Active |
| KC0CA | 10 | 67 | 2022-05-05 | 2024-05-06 | Available |
| KC0CB | 10 | 71 | — | — | Available |
| KC0CC | 10 | 73 | 2021-11-19 | 2023-11-20 | Available |
| KC0CD | 10 | 69 | 2036-03-14 | — | Active |
| KC0CE | 10 | 63 | 2032-12-22 | — | Active |
| KC0CF | 10 | 71 | 2035-07-11 | — | Active |
| KC0CG | 9 | 71 | 2026-07-29 | — | Active |
| KC0CH | 10 | 69 | — | — | Available |
| KC0CI | 11 | 65 | 2027-03-25 | — | Active |
| KC0CJ | 11 | 75 | — | — | Available |
| KC0CK | 10 | 71 | — | — | Available |
| KC0CL | 10 | 71 | 2028-09-09 | — | Active (Vanity) |
| KC0CM | 9 | 69 | 2007-03-24 | 2009-03-25 | Available |
| KC0CN | 11 | 67 | 2000-07-07 | 2002-07-08 | Available |
| KC0CO | 10 | 73 | 2031-03-27 | — | Active (Vanity) |
| KC0CP | 10 | 73 | — | — | Available |
| KC0CQ | 10 | 75 | 2027-04-01 | — | Active |
| KC0CR | 11 | 69 | 2016-03-14 | 2018-03-15 | Available |
| KC0CS | 11 | 67 | 2026-07-27 | — | Active |
| KC0CT | 10 | 65 | 2030-07-17 | — | Active (Vanity) |
| KC0CU | 11 | 69 | 2006-04-05 | 2008-04-06 | Available |
| KC0CV | 10 | 71 | 1998-06-01 | 2000-06-02 | Available |
| KC0CW | 10 | 71 | 2030-07-03 | — | Active |
| KC0CX | 10 | 73 | — | — | Available |
| KC0CY | 10 | 75 | — | — | Available |
| KC0CZ | 10 | 73 | 2031-12-24 | — | Active |
| KC0DA | 10 | 63 | 2030-10-09 | — | Active |
| KC0DB | 10 | 67 | 2016-03-21 | 2018-03-22 | Available |
| KC0DC | 10 | 69 | 2031-04-09 | — | Active (Vanity) |
| KC0DD | 10 | 65 | 2036-02-08 | — | Active |
| KC0DE | 10 | 59 | 2033-12-28 | — | Active (Vanity) |
| KC0DF | 10 | 67 | — | — | Available |
| KC0DG | 9 | 67 | 2032-05-06 | — | Active (Vanity) |
| KC0DH | 10 | 65 | 2002-08-16 | 2004-08-17 | Available |
| KC0DI | 11 | 61 | — | — | Available |
| KC0DJ | 11 | 71 | 2002-03-06 | 2004-03-07 | Available |