District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| AJ4DO | 10 | 59 | 2027-11-28 | — | Active |
| AJ4DP | 10 | 59 | 2008-01-01 | 2010-01-02 | Available |
| AJ4DQ | 10 | 61 | 2017-12-03 | 2019-12-04 | Available |
| AJ4DR | 11 | 55 | 2034-01-26 | — | Active |
| AJ4DS | 11 | 53 | 2027-12-05 | — | Active |
| AJ4DT | 10 | 51 | 2033-01-23 | — | Active (Vanity) |
| AJ4DU | 11 | 55 | 2007-12-27 | 2009-12-28 | Available |
| AJ4DV | 10 | 57 | 2023-07-14 | 2025-07-15 | Available |
| AJ4DW | 10 | 57 | 2027-07-10 | — | Active |
| AJ4DX | 10 | 59 | 2027-05-20 | — | Active (Vanity) |
| AJ4DY | 10 | 61 | 2009-01-23 | 2011-01-24 | Available |
| AJ4DZ | 10 | 59 | 2027-12-12 | — | Active |
| AJ4EA | 10 | 47 | 2027-12-13 | — | Active |
| AJ4EB | 10 | 51 | 2019-12-19 | 2021-12-20 | Available |
| AJ4EC | 10 | 53 | 2030-05-08 | — | Active (Vanity) |
| AJ4ED | 10 | 49 | 2030-12-19 | — | Active |
| AJ4EE | 10 | 43 | 2033-11-17 | — | Active (Vanity) |
| AJ4EF | 10 | 51 | 2034-02-13 | — | Active (Vanity) |
| AJ4EG | 9 | 51 | 2036-03-08 | — | Active |
| AJ4EH | 10 | 49 | 2027-12-20 | — | Active |
| AJ4EI | 11 | 45 | 2028-01-14 | — | Active |
| AJ4EJ | 11 | 55 | 2008-02-15 | 2010-02-16 | Available |
| AJ4EK | 10 | 51 | 2023-02-15 | 2025-02-16 | Available |
| AJ4EL | 10 | 51 | 2018-01-14 | 2020-01-15 | Available |
| AJ4EM | 9 | 49 | 2027-10-22 | — | Active |
| AJ4EN | 11 | 47 | 2028-09-01 | — | Active |
| AJ4EO | 10 | 53 | 2029-01-10 | — | Active |
| AJ4EP | 10 | 53 | 2008-02-15 | 2010-02-16 | Available |
| AJ4EQ | 10 | 55 | 2036-11-21 | — | Active |
| AJ4ER | 11 | 49 | 2011-12-16 | 2013-12-17 | Available |
| AJ4ES | 11 | 47 | 2028-09-28 | — | Active |
| AJ4ET | 10 | 45 | 2008-07-11 | 2010-07-12 | Available |
| AJ4EU | 11 | 49 | 2016-08-20 | 2018-08-21 | Available |
| AJ4EV | 10 | 51 | 2028-02-01 | — | Active |
| AJ4EW | 10 | 51 | 2035-05-03 | — | Active |
| AJ4EX | 10 | 53 | 2017-01-26 | 2019-01-27 | Available |
| AJ4EY | 10 | 55 | 2028-02-05 | — | Active |
| AJ4EZ | 10 | 53 | 2028-02-05 | — | Active |
| AJ4FA | 10 | 55 | 2021-04-02 | 2023-04-03 | Available |
| AJ4FB | 10 | 59 | 2035-10-21 | — | Active |
| AJ4FC | 10 | 61 | 2025-10-21 | — | Active |
| AJ4FD | 10 | 57 | 2030-07-22 | — | Active |
| AJ4FE | 10 | 51 | 2028-01-14 | — | Active |
| AJ4FF | 10 | 59 | 2027-10-22 | — | Active |
| AJ4FG | 9 | 59 | 2027-05-02 | — | Active |
| AJ4FH | 10 | 57 | 2028-02-07 | — | Active |
| AJ4FI | 11 | 53 | 2023-04-07 | 2025-04-08 | Available |
| AJ4FJ | 11 | 63 | 2027-02-26 | — | Active |
| AJ4FK | 10 | 59 | 2008-03-15 | 2010-03-16 | Available |
| AJ4FL | 10 | 59 | 2027-07-31 | — | Active |
| AJ4FM | 9 | 57 | 2014-03-08 | 2016-03-09 | Available |
| AJ4FN | 11 | 55 | 2027-12-04 | — | Active (Vanity) |
| AJ4FO | 10 | 61 | 2016-04-24 | 2018-04-25 | Available |
| AJ4FP | 10 | 61 | 2008-03-18 | 2010-03-19 | Available |
| AJ4FQ | 10 | 63 | 2027-11-06 | — | Active |
| AJ4FR | 11 | 57 | 2028-03-05 | — | Active |
| AJ4FS | 11 | 55 | 2028-03-05 | — | Active |
| AJ4FT | 10 | 53 | 2028-03-10 | — | Active |
| AJ4FU | 11 | 57 | 2028-05-22 | — | Active |
| AJ4FV | 10 | 59 | 2034-08-16 | — | Active |
| AJ4FW | 10 | 59 | 2028-03-10 | — | Active |
| AJ4FX | 10 | 61 | 2027-05-09 | — | Active |
| AJ4FY | 10 | 63 | 2027-03-21 | — | Active |
| AJ4FZ | 10 | 61 | 2016-04-17 | 2018-04-18 | Available |
| AJ4GA | 9 | 55 | 2008-04-29 | 2010-04-30 | Available |
| AJ4GB | 9 | 59 | 2036-05-24 | — | Active |
| AJ4GC | 9 | 61 | 2035-11-28 | — | Active |
| AJ4GD | 9 | 57 | 2028-09-07 | — | Active |
| AJ4GE | 9 | 51 | 2018-03-17 | 2020-03-18 | Available |
| AJ4GF | 9 | 59 | 2028-03-17 | — | Active |
| AJ4GG | 8 | 59 | 2010-03-16 | 2012-03-17 | Available |
| AJ4GH | 9 | 57 | 2009-06-09 | 2011-06-10 | Available |
| AJ4GI | 10 | 53 | 2018-03-20 | 2020-03-21 | Available |
| AJ4GJ | 10 | 63 | — | — | Available |
| AJ4GK | 9 | 59 | 2027-11-19 | — | Active |
| AJ4GL | 9 | 59 | 2015-10-14 | 2017-10-15 | Available |
| AJ4GM | 8 | 57 | 2028-03-24 | — | Active |
| AJ4GN | 10 | 55 | 2015-03-15 | 2017-03-16 | Available |
| AJ4GO | 9 | 61 | 2016-04-22 | 2018-04-23 | Available |
| AJ4GP | 9 | 61 | 2028-03-20 | — | Active |
| AJ4GQ | 9 | 63 | 2022-02-01 | 2024-02-02 | Available |
| AJ4GR | 10 | 57 | 2026-01-31 | — | Active |
| AJ4GS | 10 | 55 | 2025-06-29 | — | Active |
| AJ4GT | 9 | 53 | 2036-12-13 | — | Active |
| AJ4GU | 10 | 57 | 2028-04-09 | — | Active |
| AJ4GV | 9 | 59 | 2008-06-17 | 2010-06-18 | Available |
| AJ4GW | 9 | 59 | 2033-03-15 | — | Active (Vanity) |
| AJ4GX | 9 | 61 | 2012-03-11 | 2014-03-12 | Available |
| AJ4GY | 9 | 63 | 2036-04-17 | — | Active |
| AJ4GZ | 9 | 61 | 2027-06-11 | — | Active |
| AJ4HA | 10 | 53 | 2027-10-26 | — | Active |
| AJ4HB | 10 | 57 | 2028-04-14 | — | Active |
| AJ4HC | 10 | 59 | 2035-11-21 | — | Active |
| AJ4HD | 10 | 55 | 2008-05-13 | 2010-05-14 | Available |
| AJ4HE | 10 | 49 | 2028-03-19 | — | Active |
| AJ4HF | 10 | 57 | 2027-12-27 | — | Active |
| AJ4HG | 9 | 57 | 2008-05-13 | 2010-05-14 | Available |
| AJ4HH | 10 | 55 | 2028-03-10 | — | Active |
| AJ4HI | 11 | 51 | 2028-04-22 | — | Active |
| AJ4HJ | 11 | 61 | 2026-10-13 | — | Active |