District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| AB4IQ | 10 | 53 | 2028-03-19 | — | Active |
| AB4IR | 11 | 47 | 2028-02-25 | — | Active |
| AB4IS | 11 | 45 | 1998-06-07 | 2000-06-08 | Available |
| AB4IT | 10 | 43 | — | — | Available |
| AB4IU | 11 | 47 | 2028-03-02 | — | Active |
| AB4IV | 10 | 49 | 2028-03-02 | — | Active |
| AB4IW | 10 | 49 | 1997-12-10 | 1999-12-11 | Available |
| AB4IX | 10 | 51 | 2028-02-26 | — | Active |
| AB4IY | 10 | 53 | 2028-12-03 | — | Active |
| AB4IZ | 10 | 51 | 1998-07-05 | 2000-07-06 | Available |
| AB4JA | 10 | 55 | 2030-12-19 | — | Active (Vanity) |
| AB4JB | 10 | 59 | 2030-06-19 | — | Active |
| AB4JC | 10 | 61 | 2033-06-22 | — | Active |
| AB4JD | 10 | 57 | 2034-05-31 | — | Active |
| AB4JE | 10 | 51 | 2033-01-29 | — | Active (Vanity) |
| AB4JF | 10 | 59 | 2028-03-17 | — | Active |
| AB4JG | 9 | 59 | 2034-03-22 | — | Active (Vanity) |
| AB4JH | 10 | 57 | 2035-09-16 | — | Active (Vanity) |
| AB4JI | 11 | 53 | 2027-12-10 | — | Active |
| AB4JJ | 11 | 63 | 2017-10-28 | 2019-10-29 | Available |
| AB4JK | 10 | 59 | 2028-07-01 | — | Active |
| AB4JL | 10 | 59 | 2008-05-19 | 2010-05-20 | Available |
| AB4JM | 9 | 57 | 2028-03-08 | — | Active (Vanity) |
| AB4JN | 11 | 55 | 2028-07-24 | — | Active (Vanity) |
| AB4JO | 10 | 61 | 2036-10-08 | — | Active (Vanity) |
| AB4JP | 10 | 61 | 2018-05-08 | 2020-05-09 | Available |
| AB4JQ | 10 | 63 | 2010-05-29 | 2012-05-30 | Available |
| AB4JR | 11 | 57 | 2019-11-07 | 2021-11-08 | Available |
| AB4JS | 11 | 55 | 2028-11-14 | — | Active (Vanity) |
| AB4JT | 10 | 53 | 2032-02-11 | — | Active (Vanity) |
| AB4JU | 11 | 57 | 1998-08-23 | 2000-08-24 | Available |
| AB4JV | 10 | 59 | 1999-02-28 | 2001-03-01 | Available |
| AB4JW | 10 | 59 | 2030-10-14 | — | Active (Vanity) |
| AB4JX | 10 | 61 | — | — | Available |
| AB4JY | 10 | 63 | 2028-05-21 | — | Active |
| AB4JZ | 10 | 61 | — | — | Available |
| AB4KA | 9 | 51 | 2028-09-24 | — | Active |
| AB4KB | 9 | 55 | 2032-04-19 | — | Active (Vanity) |
| AB4KC | 9 | 57 | 2036-01-30 | — | Active (Vanity) |
| AB4KD | 9 | 53 | — | — | Available |
| AB4KE | 9 | 47 | 2030-04-28 | — | Active (Vanity) |
| AB4KF | 9 | 55 | 1997-10-20 | 1999-10-21 | Available |
| AB4KG | 8 | 55 | 1998-09-06 | 2000-09-07 | Available |
| AB4KH | 9 | 53 | 2028-06-15 | — | Active |
| AB4KI | 10 | 49 | 2008-05-15 | 2010-05-16 | Available |
| AB4KJ | 10 | 59 | 2028-07-01 | — | Active |
| AB4KK | 9 | 55 | 2031-11-05 | — | Active |
| AB4KL | 9 | 55 | 2031-03-09 | — | Active (Vanity) |
| AB4KM | 8 | 53 | 2021-11-05 | 2023-11-06 | Available |
| AB4KN | 10 | 51 | 2030-05-01 | — | Active |
| AB4KO | 9 | 57 | 2027-11-26 | — | Active |
| AB4KP | 9 | 57 | 2017-06-09 | 2019-06-10 | Available |
| AB4KQ | 9 | 59 | — | — | Available |
| AB4KR | 10 | 53 | 2033-06-04 | — | Active |
| AB4KS | 10 | 51 | 2034-05-08 | — | Active |
| AB4KT | 9 | 49 | 2035-08-12 | — | Active (Vanity) |
| AB4KU | 10 | 53 | 2028-07-14 | — | Active |
| AB4KV | 9 | 55 | 2007-11-19 | 2009-11-20 | Available |
| AB4KW | 9 | 55 | 2014-05-10 | 2016-05-11 | Available |
| AB4KX | 9 | 57 | 2034-08-10 | — | Active (Vanity) |
| AB4KY | 9 | 59 | 2029-04-23 | — | Active (Vanity) |
| AB4KZ | 9 | 57 | 2032-08-02 | — | Active (Vanity) |
| AB4LA | 9 | 51 | — | — | Available |
| AB4LB | 9 | 55 | 2007-12-27 | 2009-12-28 | Available |
| AB4LC | 9 | 57 | 2022-09-15 | 2024-09-16 | Available |
| AB4LD | 9 | 53 | 2035-04-11 | — | Active (Vanity) |
| AB4LE | 9 | 47 | 2028-03-26 | — | Active |
| AB4LF | 9 | 55 | 2030-10-02 | — | Active |
| AB4LG | 8 | 55 | 2035-01-25 | — | Active (Vanity) |
| AB4LH | 9 | 53 | 2008-04-20 | 2010-04-21 | Available |
| AB4LI | 10 | 49 | 2036-05-05 | — | Active (Vanity) |
| AB4LJ | 10 | 59 | 2027-12-10 | — | Active |
| AB4LK | 9 | 55 | 2008-08-26 | 2010-08-27 | Available |
| AB4LL | 9 | 55 | 2028-09-01 | — | Active |
| AB4LM | 8 | 53 | 2027-02-28 | — | Active (Vanity) |
| AB4LN | 10 | 51 | 2028-11-14 | — | Active |
| AB4LO | 9 | 57 | 2028-08-26 | — | Active |
| AB4LP | 9 | 57 | 2018-08-06 | 2020-08-07 | Available |
| AB4LQ | 9 | 59 | 2008-07-14 | 2010-07-15 | Available |
| AB4LR | 10 | 53 | — | — | Available |
| AB4LS | 10 | 51 | 2018-07-09 | 2020-07-10 | Available |
| AB4LT | 9 | 49 | — | — | Available |
| AB4LU | 10 | 53 | — | — | Available |
| AB4LV | 9 | 55 | 1999-03-31 | 2001-04-01 | Available |
| AB4LW | 9 | 55 | 2032-03-04 | — | Active (Vanity) |
| AB4LX | 9 | 57 | 2016-08-05 | 2018-08-06 | Available |
| AB4LY | 9 | 59 | 2029-03-19 | — | Active |
| AB4LZ | 9 | 57 | 2035-03-24 | — | Active (Vanity) |
| AB4MA | 8 | 49 | 2035-05-12 | — | Active (Vanity) |
| AB4MB | 8 | 53 | 2028-06-16 | — | Active |
| AB4MC | 8 | 55 | 2023-09-04 | 2025-09-05 | Available |
| AB4MD | 8 | 51 | 2018-08-17 | 2020-08-18 | Available |
| AB4ME | 8 | 45 | 2036-10-18 | — | Active (Vanity) |
| AB4MF | 8 | 53 | 2030-04-04 | — | Active |
| AB4MG | 7 | 53 | 2032-03-24 | — | Active |
| AB4MH | 8 | 51 | 2028-05-18 | — | Active |
| AB4MI | 9 | 47 | 2035-04-11 | — | Active (Vanity) |
| AB4MJ | 9 | 57 | — | — | Available |
| AB4MK | 8 | 53 | — | — | Available |
| AB4ML | 8 | 53 | — | — | Available |