District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KM4GY | 7 | 61 | 2018-06-17 | 2020-06-18 | Available |
| KM4GZ | 7 | 59 | 1998-01-14 | 2000-01-15 | Available |
| KM4HA | 8 | 51 | 2008-05-19 | 2010-05-20 | Available |
| KM4HB | 8 | 55 | 2019-02-09 | 2021-02-10 | Available |
| KM4HC | 8 | 57 | 2028-05-12 | — | Active |
| KM4HD | 8 | 53 | 2028-06-11 | — | Active |
| KM4HE | 8 | 47 | 1998-09-06 | 2000-09-07 | Available |
| KM4HF | 8 | 55 | 2028-09-24 | — | Active |
| KM4HG | 7 | 55 | 2031-12-03 | — | Active |
| KM4HH | 8 | 53 | 1998-12-01 | 2000-12-02 | Available |
| KM4HI | 9 | 49 | 2028-08-17 | — | Active |
| KM4HJ | 9 | 59 | 2018-08-14 | 2020-08-15 | Available |
| KM4HK | 8 | 55 | 1998-12-15 | 2000-12-16 | Available |
| KM4HL | 8 | 55 | 1998-09-13 | 2000-09-14 | Available |
| KM4HM | 7 | 53 | 1998-09-13 | 2000-09-14 | Available |
| KM4HN | 9 | 51 | — | — | Available |
| KM4HO | 8 | 57 | 2030-03-20 | — | Active |
| KM4HP | 8 | 57 | 2028-11-04 | — | Active |
| KM4HQ | 8 | 59 | 2018-05-21 | 2020-05-22 | Available |
| KM4HR | 9 | 53 | 2028-05-12 | — | Active |
| KM4HS | 9 | 51 | — | — | Available |
| KM4HT | 8 | 49 | — | — | Available |
| KM4HU | 9 | 53 | 1998-09-20 | 2000-09-21 | Available |
| KM4HV | 8 | 55 | 1998-09-20 | 2000-09-21 | Available |
| KM4HW | 8 | 55 | 2008-06-17 | 2010-06-18 | Available |
| KM4HX | 8 | 57 | 2028-09-10 | — | Active |
| KM4HY | 8 | 59 | 1998-01-14 | 2000-01-15 | Available |
| KM4HZ | 8 | 57 | — | — | Available |
| KM4IA | 9 | 47 | 2008-07-22 | 2010-07-23 | Available |
| KM4IB | 9 | 51 | 2020-07-17 | 2022-07-18 | Available |
| KM4IC | 9 | 53 | 1998-02-25 | 2000-02-26 | Available |
| KM4ID | 9 | 49 | 2015-11-17 | 2017-11-18 | Available |
| KM4IE | 9 | 43 | 2031-02-24 | — | Active |
| KM4IF | 9 | 51 | 2028-09-01 | — | Active |
| KM4IG | 8 | 51 | 2014-05-16 | 2016-05-17 | Available |
| KM4IH | 9 | 49 | 2013-12-07 | 2015-12-08 | Available |
| KM4II | 10 | 45 | 2008-07-08 | 2010-07-09 | Available |
| KM4IJ | 10 | 55 | — | — | Available |
| KM4IK | 9 | 51 | 2018-11-24 | 2020-11-25 | Available |
| KM4IL | 9 | 51 | — | — | Available |
| KM4IM | 8 | 49 | 2003-01-12 | 2005-01-13 | Available |
| KM4IN | 10 | 47 | 2018-01-08 | 2025-06-22 | Available |
| KM4IO | 9 | 53 | 2011-10-22 | 2013-10-23 | Available |
| KM4IP | 9 | 53 | 2029-06-24 | — | Active |
| KM4IQ | 9 | 55 | 2022-03-17 | 2024-03-18 | Available |
| KM4IR | 10 | 49 | 1998-10-11 | 2000-10-12 | Available |
| KM4IS | 10 | 47 | 2022-10-04 | 2024-10-05 | Available |
| KM4IT | 9 | 45 | 2010-06-25 | 2012-06-26 | Available |
| KM4IU | 10 | 49 | 2021-04-13 | 2023-04-14 | Available |
| KM4IV | 9 | 51 | 2028-09-22 | — | Active |
| KM4IW | 9 | 51 | 2018-06-18 | 2020-06-19 | Available |
| KM4IX | 9 | 53 | 2028-07-14 | — | Active |
| KM4IY | 9 | 55 | 2031-02-05 | — | Active |
| KM4IZ | 9 | 53 | 1997-10-20 | 1999-10-21 | Available |
| KM4JA | 9 | 57 | 2022-10-25 | 2024-10-26 | Available |
| KM4JB | 9 | 61 | 2035-08-29 | — | Active (Vanity) |
| KM4JC | 9 | 63 | 2028-11-11 | — | Active |
| KM4JD | 9 | 59 | 2019-03-31 | 2021-04-01 | Available |
| KM4JE | 9 | 53 | — | — | Available |
| KM4JF | 9 | 61 | 2028-06-17 | — | Active |
| KM4JG | 8 | 61 | 1997-09-17 | 1999-09-18 | Available |
| KM4JH | 9 | 59 | — | — | Available |
| KM4JI | 10 | 55 | — | — | Available |
| KM4JJ | 10 | 65 | 2019-04-09 | 2021-04-10 | Available |
| KM4JK | 9 | 61 | 2018-09-11 | 2020-09-12 | Available |
| KM4JL | 9 | 61 | 2018-11-24 | 2020-11-25 | Available |
| KM4JM | 8 | 59 | 2035-12-12 | — | Active (Vanity) |
| KM4JN | 10 | 57 | 2031-09-17 | — | Active |
| KM4JO | 9 | 63 | — | — | Available |
| KM4JP | 9 | 63 | 2018-08-19 | 2020-08-20 | Available |
| KM4JQ | 9 | 65 | 2019-10-27 | 2021-10-28 | Available |
| KM4JR | 10 | 59 | 2028-10-10 | — | Active |
| KM4JS | 10 | 57 | 2018-08-03 | 2020-08-04 | Available |
| KM4JT | 9 | 55 | 2019-02-03 | 2021-02-04 | Available |
| KM4JU | 10 | 59 | — | — | Available |
| KM4JV | 9 | 61 | — | — | Available |
| KM4JW | 9 | 61 | — | — | Available |
| KM4JX | 9 | 63 | 2001-04-20 | 2003-04-21 | Available |
| KM4JY | 9 | 65 | 1998-11-08 | 2000-11-09 | Available |
| KM4JZ | 9 | 63 | 1998-11-08 | 2000-11-09 | Available |
| KM4KA | 8 | 53 | — | — | Available |
| KM4KB | 8 | 57 | 2028-08-07 | — | Active |
| KM4KC | 8 | 59 | 2018-08-18 | 2020-08-19 | Available |
| KM4KD | 8 | 55 | — | — | Available |
| KM4KE | 8 | 49 | — | — | Available |
| KM4KF | 8 | 57 | 2026-02-18 | — | Active (Vanity) |
| KM4KG | 7 | 57 | 2033-03-08 | — | Active |
| KM4KH | 8 | 55 | 2008-09-30 | 2010-10-01 | Available |
| KM4KI | 9 | 51 | 2009-05-17 | 2011-05-18 | Available |
| KM4KJ | 9 | 61 | — | — | Available |
| KM4KK | 8 | 57 | 2032-03-02 | — | Active |
| KM4KL | 8 | 57 | 2018-11-24 | 2020-11-25 | Available |
| KM4KM | 7 | 55 | 2036-06-07 | — | Active (Vanity) |
| KM4KN | 9 | 53 | 1998-11-15 | 2000-11-16 | Available |
| KM4KO | 8 | 59 | 2031-05-11 | — | Active (Vanity) |
| KM4KP | 8 | 59 | — | — | Available |
| KM4KQ | 8 | 61 | 2018-09-08 | 2020-09-09 | Available |
| KM4KR | 9 | 55 | 2002-03-08 | 2004-03-09 | Available |
| KM4KS | 9 | 53 | 2019-09-19 | 2021-09-20 | Available |
| KM4KT | 8 | 51 | 1997-10-16 | 1999-10-17 | Available |