District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KC4HG | 8 | 59 | — | — | Available |
| KC4HH | 9 | 57 | 2024-10-28 | 2026-10-29 | Available |
| KC4HI | 10 | 53 | — | — | Available |
| KC4HJ | 10 | 63 | — | — | Available |
| KC4HK | 9 | 59 | — | — | Available |
| KC4HL | 9 | 59 | 2032-02-18 | — | Active (Vanity) |
| KC4HM | 8 | 57 | 2028-11-02 | — | Active |
| KC4HN | 10 | 55 | 2032-07-28 | — | Active |
| KC4HO | 9 | 61 | 2025-10-12 | — | Active |
| KC4HP | 9 | 61 | 2016-04-19 | 2018-04-20 | Available |
| KC4HQ | 9 | 63 | 2006-08-25 | 2008-08-26 | Available |
| KC4HR | 10 | 57 | — | — | Available |
| KC4HS | 10 | 55 | — | — | Available |
| KC4HT | 9 | 53 | — | — | Available |
| KC4HU | 10 | 57 | 2004-06-03 | 2006-06-04 | Available |
| KC4HV | 9 | 59 | — | — | Available |
| KC4HW | 9 | 59 | 2035-01-13 | — | Active |
| KC4HX | 9 | 61 | — | — | Available |
| KC4HY | 9 | 63 | 2015-01-12 | 2017-01-13 | Available |
| KC4HZ | 9 | 61 | — | — | Available |
| KC4IA | 10 | 51 | 2004-11-17 | 2006-11-18 | Available |
| KC4IB | 10 | 55 | 2007-02-19 | 2009-02-20 | Available |
| KC4IC | 10 | 57 | — | — | Available |
| KC4ID | 10 | 53 | 2027-04-18 | — | Active (Vanity) |
| KC4IE | 10 | 47 | — | — | Available |
| KC4IF | 10 | 55 | 2002-12-22 | 2004-12-23 | Available |
| KC4IG | 9 | 55 | 2035-07-07 | — | Active |
| KC4IH | 10 | 53 | 2006-01-06 | 2008-01-07 | Available |
| KC4II | 11 | 49 | 2005-08-30 | 2007-08-31 | Available |
| KC4IJ | 11 | 59 | — | — | Available |
| KC4IK | 10 | 55 | 2034-05-31 | — | Active |
| KC4IL | 10 | 55 | 1997-12-17 | 1999-12-18 | Available |
| KC4IM | 9 | 53 | 2027-07-18 | — | Active (Vanity) |
| KC4IN | 11 | 51 | — | — | Available |
| KC4IO | 10 | 57 | 2017-12-04 | 2019-12-05 | Available |
| KC4IP | 10 | 57 | — | — | Available |
| KC4IQ | 10 | 59 | 2015-12-07 | 2017-12-08 | Available |
| KC4IR | 11 | 53 | 2035-11-13 | — | Active |
| KC4IS | 11 | 51 | 2018-07-02 | 2020-07-03 | Available |
| KC4IT | 10 | 49 | — | — | Available |
| KC4IU | 11 | 53 | 2034-07-15 | — | Active |
| KC4IV | 10 | 55 | 2024-03-05 | 2026-03-06 | Available |
| KC4IW | 10 | 55 | 2005-03-30 | 2007-03-31 | Available |
| KC4IX | 10 | 57 | 2012-12-15 | 2014-12-16 | Available |
| KC4IY | 10 | 59 | 2027-08-25 | — | Active |
| KC4IZ | 10 | 57 | — | — | Available |
| KC4JA | 10 | 61 | 2036-05-12 | — | Active (Vanity) |
| KC4JB | 10 | 65 | 2035-09-24 | — | Active |
| KC4JC | 10 | 67 | 2027-02-07 | — | Active (Vanity) |
| KC4JD | 10 | 63 | 2033-08-07 | — | Active (Vanity) |
| KC4JE | 10 | 57 | 2024-03-05 | 2026-03-06 | Available |
| KC4JF | 10 | 65 | — | — | Available |
| KC4JG | 9 | 65 | 2036-10-22 | — | Active (Vanity) |
| KC4JH | 10 | 63 | 2024-03-15 | 2026-03-16 | Available |
| KC4JI | 11 | 59 | 2025-01-21 | — | Active |
| KC4JJ | 11 | 69 | 2028-08-05 | — | Active |
| KC4JK | 10 | 65 | 2005-04-26 | 2007-04-27 | Available |
| KC4JL | 10 | 65 | 1997-10-21 | 1999-10-22 | Available |
| KC4JM | 9 | 63 | 2025-09-11 | — | Active |
| KC4JN | 11 | 61 | 2034-05-31 | — | Active (Vanity) |
| KC4JO | 10 | 67 | — | — | Available |
| KC4JP | 10 | 67 | — | — | Available |
| KC4JQ | 10 | 69 | — | — | Available |
| KC4JR | 11 | 63 | 2030-02-20 | — | Active |
| KC4JS | 11 | 61 | — | — | Available |
| KC4JT | 10 | 59 | 2025-06-09 | — | Active (Vanity) |
| KC4JU | 11 | 63 | 2015-08-31 | 2017-09-01 | Available |
| KC4JV | 10 | 65 | — | — | Available |
| KC4JW | 10 | 65 | 2024-09-08 | 2026-09-09 | Available |
| KC4JX | 10 | 67 | 2031-12-03 | — | Active |
| KC4JY | 10 | 69 | 2029-04-01 | — | Active |
| KC4JZ | 10 | 67 | 2027-10-06 | — | Active (Vanity) |
| KC4KA | 9 | 57 | 2025-11-20 | — | Active (Vanity) |
| KC4KB | 9 | 61 | — | — | Available |
| KC4KC | 9 | 63 | 2028-11-16 | — | Active (Vanity) |
| KC4KD | 9 | 59 | 2005-03-21 | 2007-03-22 | Available |
| KC4KE | 9 | 53 | 2005-05-31 | 2007-06-01 | Available |
| KC4KF | 9 | 61 | 2035-01-28 | — | Active |
| KC4KG | 8 | 61 | 2004-12-22 | 2006-12-23 | Available |
| KC4KH | 9 | 59 | — | — | Available |
| KC4KI | 10 | 55 | 2028-06-28 | — | Active |
| KC4KJ | 10 | 65 | 2021-07-30 | 2023-07-31 | Available |
| KC4KK | 9 | 61 | 2030-09-11 | — | Active |
| KC4KL | 9 | 61 | 2004-05-31 | 2006-06-01 | Available |
| KC4KM | 8 | 59 | 2036-03-24 | — | Active (Vanity) |
| KC4KN | 10 | 57 | 2032-03-28 | — | Active (Vanity) |
| KC4KO | 9 | 63 | — | — | Available |
| KC4KP | 9 | 63 | 2002-07-30 | 2004-07-31 | Available |
| KC4KQ | 9 | 65 | 2002-09-22 | 2004-09-23 | Available |
| KC4KR | 10 | 59 | — | — | Available |
| KC4KS | 10 | 57 | 2032-01-07 | — | Active (Vanity) |
| KC4KT | 9 | 55 | 2001-12-12 | 2003-12-13 | Available |
| KC4KU | 10 | 59 | 2035-01-19 | — | Active |
| KC4KV | 9 | 61 | 2031-01-26 | — | Active (Vanity) |
| KC4KW | 9 | 61 | 2034-09-22 | — | Active |
| KC4KX | 9 | 63 | 2002-02-04 | 2004-02-05 | Available |
| KC4KY | 9 | 65 | 2024-05-20 | 2026-05-21 | Available |
| KC4KZ | 9 | 63 | 2025-04-19 | — | Active |
| KC4LA | 9 | 57 | 1997-12-22 | 1999-12-23 | Available |
| KC4LB | 9 | 61 | 2035-01-06 | — | Active |