District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KR4GU | 10 | 55 | 2033-10-19 | — | Active |
| KR4GV | 9 | 57 | — | — | Available |
| KR4GW | 9 | 57 | 2022-09-07 | 2024-09-08 | Available |
| KR4GX | 9 | 59 | 2034-06-12 | — | Active |
| KR4GY | 9 | 61 | 2033-12-21 | — | Active |
| KR4GZ | 9 | 59 | 2024-03-05 | 2026-03-06 | Available |
| KR4HA | 10 | 51 | 2024-03-05 | 2026-03-06 | Available |
| KR4HB | 10 | 55 | 2000-05-23 | 2002-05-24 | Available |
| KR4HC | 10 | 57 | — | — | Available |
| KR4HD | 10 | 53 | 2033-10-26 | — | Active |
| KR4HE | 10 | 47 | 2021-04-27 | 2023-04-28 | Available |
| KR4HF | 10 | 55 | 2013-10-26 | 2015-10-27 | Available |
| KR4HG | 9 | 55 | 2003-11-02 | 2005-11-03 | Available |
| KR4HH | 10 | 53 | 2033-11-02 | — | Active |
| KR4HI | 11 | 49 | 2014-08-13 | 2016-08-14 | Available |
| KR4HJ | 11 | 59 | 2033-11-02 | — | Active |
| KR4HK | 10 | 55 | — | — | Available |
| KR4HL | 10 | 55 | 2024-03-05 | 2026-03-06 | Available |
| KR4HM | 9 | 53 | 2033-11-02 | — | Active |
| KR4HN | 11 | 51 | 2033-11-02 | — | Active |
| KR4HO | 10 | 57 | 2033-11-09 | — | Active |
| KR4HP | 10 | 57 | 1998-12-01 | 2000-12-02 | Available |
| KR4HQ | 10 | 59 | 2013-11-09 | 2015-11-10 | Available |
| KR4HR | 11 | 53 | 2024-03-05 | 2026-03-06 | Available |
| KR4HS | 11 | 51 | 2032-11-27 | — | Active |
| KR4HT | 10 | 49 | 2033-11-09 | — | Active |
| KR4HU | 11 | 53 | 2033-11-09 | — | Active |
| KR4HV | 10 | 55 | 2033-11-09 | — | Active |
| KR4HW | 10 | 55 | 2003-11-09 | 2005-11-10 | Available |
| KR4HX | 10 | 57 | — | — | Available |
| KR4HY | 10 | 59 | 2033-11-16 | — | Active |
| KR4HZ | 10 | 57 | 2033-12-05 | — | Active |
| KR4IA | 11 | 47 | 2024-03-05 | 2026-03-06 | Available |
| KR4IB | 11 | 51 | 2014-05-24 | 2016-05-25 | Available |
| KR4IC | 11 | 53 | 2014-04-12 | 2016-04-13 | Available |
| KR4ID | 11 | 49 | — | — | Available |
| KR4IE | 11 | 43 | 2013-11-23 | 2015-11-24 | Available |
| KR4IF | 11 | 51 | 2033-11-23 | — | Active |
| KR4IG | 10 | 51 | 2033-11-23 | — | Active |
| KR4IH | 11 | 49 | 2000-12-31 | 2003-08-01 | Available |
| KR4II | 12 | 45 | — | — | Available |
| KR4IJ | 12 | 55 | 1999-01-13 | 2001-01-14 | Available |
| KR4IK | 11 | 51 | — | — | Available |
| KR4IL | 11 | 51 | — | — | Available |
| KR4IM | 10 | 49 | 2033-11-23 | — | Active |
| KR4IN | 12 | 47 | 2034-03-29 | — | Active |
| KR4IO | 11 | 53 | 2035-06-03 | — | Active |
| KR4IP | 11 | 53 | 2024-03-05 | 2026-03-06 | Available |
| KR4IQ | 11 | 55 | 2024-03-05 | 2026-03-06 | Available |
| KR4IR | 12 | 49 | 2013-11-23 | 2015-11-24 | Available |
| KR4IS | 12 | 47 | 2033-11-23 | — | Active |
| KR4IT | 11 | 45 | 2024-03-05 | 2026-03-06 | Available |
| KR4IU | 12 | 49 | 2013-11-23 | 2015-11-24 | Available |
| KR4IV | 11 | 51 | 2003-11-30 | 2005-12-01 | Available |
| KR4IW | 11 | 51 | 2033-11-30 | — | Active |
| KR4IX | 11 | 53 | 2035-08-18 | — | Active |
| KR4IY | 11 | 55 | 1999-01-07 | 2001-01-08 | Available |
| KR4IZ | 11 | 53 | 2022-11-04 | 2024-11-05 | Available |
| KR4JA | 11 | 57 | 2013-01-23 | 2015-01-24 | Available |
| KR4JB | 11 | 61 | 2033-12-14 | — | Active |
| KR4JC | 11 | 63 | 2013-12-14 | 2015-12-15 | Available |
| KR4JD | 11 | 59 | — | — | Available |
| KR4JE | 11 | 53 | 2033-12-14 | — | Active |
| KR4JF | 11 | 61 | 2014-04-05 | 2016-04-06 | Available |
| KR4JG | 10 | 61 | 1999-05-05 | 2001-05-06 | Available |
| KR4JH | 11 | 59 | 2003-12-14 | 2005-12-15 | Available |
| KR4JI | 12 | 55 | 2024-03-05 | 2026-03-06 | Available |
| KR4JJ | 12 | 65 | — | — | Available |
| KR4JK | 11 | 61 | 2035-05-30 | — | Active (Vanity) |
| KR4JL | 11 | 61 | 2033-12-21 | — | Active |
| KR4JM | 10 | 59 | 2032-05-28 | — | Active (Vanity) |
| KR4JN | 12 | 57 | — | — | Available |
| KR4JO | 11 | 63 | 2033-12-21 | — | Active |
| KR4JP | 11 | 63 | 2014-01-15 | 2016-01-16 | Available |
| KR4JQ | 11 | 65 | — | — | Available |
| KR4JR | 12 | 59 | 2033-12-21 | — | Active |
| KR4JS | 12 | 57 | 2003-12-21 | 2005-12-22 | Available |
| KR4JT | 11 | 55 | 2024-03-05 | 2026-03-06 | Available |
| KR4JU | 12 | 59 | — | — | Available |
| KR4JV | 11 | 61 | 2024-03-05 | 2026-03-06 | Available |
| KR4JW | 11 | 61 | — | — | Available |
| KR4JX | 11 | 63 | 2035-09-24 | — | Active |
| KR4JY | 11 | 65 | 2033-12-21 | — | Active |
| KR4JZ | 11 | 63 | 2002-12-10 | 2004-12-11 | Available |
| KR4KA | 10 | 53 | — | — | Available |
| KR4KB | 10 | 57 | 2013-12-21 | 2015-12-22 | Available |
| KR4KC | 10 | 59 | 2013-12-21 | 2015-12-22 | Available |
| KR4KD | 10 | 55 | 2003-12-21 | 2005-12-22 | Available |
| KR4KE | 10 | 49 | 2013-12-21 | 2015-12-22 | Available |
| KR4KF | 10 | 57 | 2024-03-05 | 2026-03-06 | Available |
| KR4KG | 9 | 57 | 2027-10-13 | — | Active (Vanity) |
| KR4KH | 10 | 55 | — | — | Available |
| KR4KI | 11 | 51 | — | — | Available |
| KR4KJ | 11 | 61 | 2014-09-01 | 2016-09-02 | Available |
| KR4KK | 10 | 57 | 2033-12-21 | — | Active |
| KR4KL | 10 | 57 | — | — | Available |
| KR4KM | 9 | 55 | 2033-12-21 | — | Active |
| KR4KN | 11 | 53 | 2032-08-16 | — | Active (Vanity) |
| KR4KO | 10 | 59 | — | — | Available |
| KR4KP | 10 | 59 | 2024-03-05 | 2026-03-06 | Available |