District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KJ4IY | 11 | 61 | — | — | Available |
| KJ4IZ | 11 | 59 | 2003-09-14 | 2005-09-15 | Available |
| KJ4JA | 11 | 63 | — | — | Available |
| KJ4JB | 11 | 67 | — | — | Available |
| KJ4JC | 11 | 69 | 2028-04-10 | — | Active (Vanity) |
| KJ4JD | 11 | 65 | 2025-05-31 | — | Active |
| KJ4JE | 11 | 59 | 1999-05-26 | 2001-05-27 | Available |
| KJ4JF | 11 | 67 | — | — | Available |
| KJ4JG | 10 | 67 | — | — | Available |
| KJ4JH | 11 | 65 | 2036-12-13 | — | Active |
| KJ4JI | 12 | 61 | 2005-04-25 | 2007-04-26 | Available |
| KJ4JJ | 12 | 71 | 2030-07-29 | — | Active |
| KJ4JK | 11 | 67 | 2028-02-23 | — | Active (Vanity) |
| KJ4JL | 11 | 67 | 2035-04-15 | — | Active (Vanity) |
| KJ4JM | 10 | 65 | 2025-04-21 | — | Active (Vanity) |
| KJ4JN | 12 | 63 | 2035-08-03 | — | Active |
| KJ4JO | 11 | 69 | 2025-08-10 | — | Active |
| KJ4JP | 11 | 69 | 2025-06-23 | — | Active |
| KJ4JQ | 11 | 71 | 1997-12-01 | 1999-12-02 | Available |
| KJ4JR | 12 | 65 | — | — | Available |
| KJ4JS | 12 | 63 | 2025-08-24 | — | Active |
| KJ4JT | 11 | 61 | — | — | Available |
| KJ4JU | 12 | 65 | 2005-06-26 | 2007-06-27 | Available |
| KJ4JV | 11 | 67 | — | — | Available |
| KJ4JW | 11 | 67 | 2035-06-21 | — | Active |
| KJ4JX | 11 | 69 | 2027-07-10 | — | Active (Vanity) |
| KJ4JY | 11 | 71 | 2035-07-13 | — | Active |
| KJ4JZ | 11 | 69 | — | — | Available |
| KJ4KA | 10 | 59 | 2028-03-17 | — | Active |
| KJ4KB | 10 | 63 | — | — | Available |
| KJ4KC | 10 | 65 | — | — | Available |
| KJ4KD | 10 | 61 | 2018-02-06 | 2020-02-07 | Available |
| KJ4KE | 10 | 55 | 2005-07-05 | 2007-07-06 | Available |
| KJ4KF | 10 | 63 | — | — | Available |
| KJ4KG | 9 | 63 | 2036-05-27 | — | Active (Vanity) |
| KJ4KH | 10 | 61 | — | — | Available |
| KJ4KI | 11 | 57 | — | — | Available |
| KJ4KJ | 11 | 67 | 2031-07-06 | — | Active (Vanity) |
| KJ4KK | 10 | 63 | 2029-07-13 | — | Active |
| KJ4KL | 10 | 63 | — | — | Available |
| KJ4KM | 9 | 61 | 2028-11-04 | — | Active |
| KJ4KN | 11 | 59 | 2003-09-09 | 2005-09-10 | Available |
| KJ4KO | 10 | 65 | — | — | Available |
| KJ4KP | 10 | 65 | 2024-03-22 | 2026-03-23 | Available |
| KJ4KQ | 10 | 67 | 1999-05-02 | 2001-05-03 | Available |
| KJ4KR | 11 | 61 | — | — | Available |
| KJ4KS | 11 | 59 | — | — | Available |
| KJ4KT | 10 | 57 | — | — | Available |
| KJ4KU | 11 | 61 | 2011-11-26 | 2013-11-27 | Available |
| KJ4KV | 10 | 63 | 2015-07-17 | 2017-07-18 | Available |
| KJ4KW | 10 | 63 | 2033-05-05 | — | Active (Vanity) |
| KJ4KX | 10 | 65 | 2034-01-25 | — | Active |
| KJ4KY | 10 | 67 | 2016-03-05 | 2018-03-06 | Available |
| KJ4KZ | 10 | 65 | 2012-01-10 | 2014-01-11 | Available |
| KJ4LA | 10 | 59 | 2006-01-17 | 2008-01-18 | Available |
| KJ4LB | 10 | 63 | — | — | Available |
| KJ4LC | 10 | 65 | 2025-06-15 | — | Active |
| KJ4LD | 10 | 61 | — | — | Available |
| KJ4LE | 10 | 55 | — | — | Available |
| KJ4LF | 10 | 63 | 2023-09-21 | 2025-09-22 | Available |
| KJ4LG | 9 | 63 | 2029-12-03 | — | Active (Vanity) |
| KJ4LH | 10 | 61 | — | — | Available |
| KJ4LI | 11 | 57 | 2017-03-28 | 2019-03-29 | Available |
| KJ4LJ | 11 | 67 | 2025-07-28 | — | Active |
| KJ4LK | 10 | 63 | 2000-05-22 | 2002-05-23 | Available |
| KJ4LL | 10 | 63 | — | — | Available |
| KJ4LM | 9 | 61 | 2000-03-14 | 2002-03-15 | Available |
| KJ4LN | 11 | 59 | 2033-03-30 | — | Active |
| KJ4LO | 10 | 65 | — | — | Available |
| KJ4LP | 10 | 65 | — | — | Available |
| KJ4LQ | 10 | 67 | 2030-06-12 | — | Active |
| KJ4LR | 11 | 61 | 2035-07-21 | — | Active |
| KJ4LS | 11 | 59 | 2030-09-11 | — | Active (Vanity) |
| KJ4LT | 10 | 57 | 2035-08-02 | — | Active |
| KJ4LU | 11 | 61 | 2005-10-31 | 2007-11-01 | Available |
| KJ4LV | 10 | 63 | 2008-10-27 | 2010-10-28 | Available |
| KJ4LW | 10 | 63 | — | — | Available |
| KJ4LX | 10 | 65 | 2005-10-25 | 2007-10-26 | Available |
| KJ4LY | 10 | 67 | 2028-05-04 | — | Active |
| KJ4LZ | 10 | 65 | 2013-01-23 | 2015-01-24 | Available |
| KJ4MA | 9 | 57 | — | — | Available |
| KJ4MB | 9 | 61 | — | — | Available |
| KJ4MC | 9 | 63 | 2033-07-06 | — | Active |
| KJ4MD | 9 | 59 | 2012-02-11 | 2014-02-12 | Available |
| KJ4ME | 9 | 53 | 2031-05-08 | — | Active |
| KJ4MF | 9 | 61 | 2027-04-04 | — | Active (Vanity) |
| KJ4MG | 8 | 61 | — | — | Available |
| KJ4MH | 9 | 59 | 2034-12-12 | — | Active |
| KJ4MI | 10 | 55 | 2036-01-24 | — | Active |
| KJ4MJ | 10 | 65 | — | — | Available |
| KJ4MK | 9 | 61 | — | — | Available |
| KJ4ML | 9 | 61 | 2013-07-20 | 2015-07-21 | Available |
| KJ4MM | 8 | 59 | 2035-08-05 | — | Active |
| KJ4MN | 10 | 57 | — | — | Available |
| KJ4MO | 9 | 63 | — | — | Available |
| KJ4MP | 9 | 63 | 2030-01-11 | — | Active |
| KJ4MQ | 9 | 65 | 2030-01-11 | — | Active |
| KJ4MR | 10 | 59 | 2019-06-22 | 2021-06-23 | Available |
| KJ4MS | 10 | 57 | 2016-01-10 | 2018-01-11 | Available |
| KJ4MT | 9 | 55 | 2015-08-22 | 2017-08-23 | Available |