District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| AB4EU | 10 | 45 | 2032-09-11 | — | Active |
| AB4EV | 9 | 47 | 2017-06-02 | 2019-06-03 | Available |
| AB4EW | 9 | 47 | 2027-08-29 | — | Active |
| AB4EX | 9 | 49 | 2027-08-27 | — | Active |
| AB4EY | 9 | 51 | 2017-12-24 | 2019-12-25 | Available |
| AB4EZ | 9 | 49 | 2030-05-30 | — | Active (Vanity) |
| AB4FA | 9 | 51 | 2026-08-30 | — | Active |
| AB4FB | 9 | 55 | 2020-07-17 | 2022-07-18 | Available |
| AB4FC | 9 | 57 | 2017-07-25 | 2019-07-26 | Available |
| AB4FD | 9 | 53 | 2027-10-08 | — | Active |
| AB4FE | 9 | 47 | 2021-08-13 | 2023-08-14 | Available |
| AB4FF | 9 | 55 | — | — | Available |
| AB4FG | 8 | 55 | 2017-08-26 | 2019-08-27 | Available |
| AB4FH | 9 | 53 | 2028-01-12 | — | Active |
| AB4FI | 10 | 49 | — | — | Available |
| AB4FJ | 10 | 59 | 2027-10-30 | — | Active |
| AB4FK | 9 | 55 | 2007-09-18 | 2009-09-19 | Available |
| AB4FL | 9 | 55 | 2035-12-30 | — | Active (Vanity) |
| AB4FM | 8 | 53 | 2029-07-06 | — | Active (Vanity) |
| AB4FN | 10 | 51 | 1997-12-29 | 1999-12-30 | Available |
| AB4FO | 9 | 57 | 2024-03-05 | 2026-03-06 | Available |
| AB4FP | 9 | 57 | 2027-09-30 | — | Active |
| AB4FQ | 9 | 59 | — | — | Available |
| AB4FR | 10 | 53 | 2032-01-14 | — | Active (Vanity) |
| AB4FS | 10 | 51 | 2036-02-13 | — | Active (Vanity) |
| AB4FT | 9 | 49 | 2018-01-23 | 2020-01-24 | Available |
| AB4FU | 10 | 53 | 2034-02-27 | — | Active |
| AB4FV | 9 | 55 | 2017-12-14 | 2019-12-15 | Available |
| AB4FW | 9 | 55 | 2013-11-09 | 2015-11-10 | Available |
| AB4FX | 9 | 57 | — | — | Available |
| AB4FY | 9 | 59 | — | — | Available |
| AB4FZ | 9 | 57 | 2017-10-03 | 2019-10-04 | Available |
| AB4GA | 8 | 51 | 2027-09-06 | — | Active (Vanity) |
| AB4GB | 8 | 55 | — | — | Available |
| AB4GC | 8 | 57 | 2035-12-09 | — | Active (Vanity) |
| AB4GD | 8 | 53 | 2009-12-22 | 2011-12-23 | Available |
| AB4GE | 8 | 47 | 2034-03-02 | — | Active |
| AB4GF | 8 | 55 | — | — | Available |
| AB4GG | 7 | 55 | 2032-04-05 | — | Active (Vanity) |
| AB4GH | 8 | 53 | 2031-03-30 | — | Active (Vanity) |
| AB4GI | 9 | 49 | — | — | Available |
| AB4GJ | 9 | 59 | 2007-10-14 | 2009-10-15 | Available |
| AB4GK | 8 | 55 | 2018-02-03 | 2020-02-04 | Available |
| AB4GL | 8 | 55 | — | — | Available |
| AB4GM | 7 | 53 | 2035-09-13 | — | Active (Vanity) |
| AB4GN | 9 | 51 | 2033-08-17 | — | Active |
| AB4GO | 8 | 57 | 2027-11-24 | — | Active (Vanity) |
| AB4GP | 8 | 57 | 2032-03-12 | — | Active (Vanity) |
| AB4GQ | 8 | 59 | 2027-12-23 | — | Active |
| AB4GR | 9 | 53 | 2027-11-13 | — | Active |
| AB4GS | 9 | 51 | 2036-03-20 | — | Active |
| AB4GT | 8 | 49 | 2035-07-14 | — | Active (Vanity) |
| AB4GU | 9 | 53 | 2028-01-13 | — | Active |
| AB4GV | 8 | 55 | 2033-12-03 | — | Active (Vanity) |
| AB4GW | 8 | 55 | 2027-11-03 | — | Active (Vanity) |
| AB4GX | 8 | 57 | 2033-02-22 | — | Active (Vanity) |
| AB4GY | 8 | 59 | 2030-01-27 | — | Active |
| AB4GZ | 8 | 57 | 2032-02-11 | — | Active |
| AB4HA | 9 | 49 | — | — | Available |
| AB4HB | 9 | 53 | 2018-08-27 | 2020-08-28 | Available |
| AB4HC | 9 | 55 | 2018-02-27 | 2020-02-28 | Available |
| AB4HD | 9 | 51 | 2028-02-17 | — | Active |
| AB4HE | 9 | 45 | 2007-11-14 | 2009-11-15 | Available |
| AB4HF | 9 | 53 | 2031-02-15 | — | Active (Vanity) |
| AB4HG | 8 | 53 | — | — | Available |
| AB4HH | 9 | 51 | 2027-06-12 | — | Active (Vanity) |
| AB4HI | 10 | 47 | 2027-12-31 | — | Active |
| AB4HJ | 10 | 57 | 2019-03-21 | 2021-03-22 | Available |
| AB4HK | 9 | 53 | 2008-02-06 | 2010-02-07 | Available |
| AB4HL | 9 | 53 | 2028-07-30 | — | Active |
| AB4HM | 8 | 51 | 2018-01-06 | 2020-01-07 | Available |
| AB4HN | 10 | 49 | 2028-01-09 | — | Active |
| AB4HO | 9 | 55 | 2028-04-09 | — | Active |
| AB4HP | 9 | 55 | 2028-04-17 | — | Active |
| AB4HQ | 9 | 57 | 2028-01-30 | — | Active |
| AB4HR | 10 | 51 | 2031-09-14 | — | Active (Vanity) |
| AB4HS | 10 | 49 | 2027-12-19 | — | Active |
| AB4HT | 9 | 47 | — | — | Available |
| AB4HU | 10 | 51 | — | — | Available |
| AB4HV | 9 | 53 | — | — | Available |
| AB4HW | 9 | 53 | 1998-04-26 | 2000-04-27 | Available |
| AB4HX | 9 | 55 | 2019-09-23 | 2021-09-24 | Available |
| AB4HY | 9 | 57 | 1999-06-06 | 2001-06-07 | Available |
| AB4HZ | 9 | 55 | 2023-06-25 | 2025-06-26 | Available |
| AB4IA | 10 | 45 | 2022-02-11 | 2024-02-12 | Available |
| AB4IB | 10 | 49 | — | — | Available |
| AB4IC | 10 | 51 | 2030-06-23 | — | Active (Vanity) |
| AB4ID | 10 | 47 | — | — | Available |
| AB4IE | 10 | 41 | 2018-03-19 | 2020-03-20 | Available |
| AB4IF | 10 | 49 | 2020-11-28 | 2022-11-29 | Available |
| AB4IG | 9 | 49 | 2028-09-08 | — | Active |
| AB4IH | 10 | 47 | 2030-10-02 | — | Active |
| AB4II | 11 | 43 | 2033-01-12 | — | Active |
| AB4IJ | 11 | 53 | — | — | Available |
| AB4IK | 10 | 49 | 2027-11-20 | — | Active |
| AB4IL | 10 | 49 | — | — | Available |
| AB4IM | 9 | 47 | — | — | Available |
| AB4IN | 11 | 45 | 2028-07-02 | — | Active |
| AB4IO | 10 | 51 | 2032-12-15 | — | Active |
| AB4IP | 10 | 51 | 2026-01-21 | 2028-01-22 | Canceled (grace period) |