District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| AB4AY | 9 | 55 | 2034-07-26 | — | Active (Vanity) |
| AB4AZ | 9 | 53 | 2028-08-21 | — | Active |
| AB4BA | 9 | 51 | 2029-03-29 | — | Active (Vanity) |
| AB4BB | 9 | 55 | 2024-09-08 | 2026-09-09 | Available |
| AB4BC | 9 | 57 | 2036-06-10 | — | Active (Vanity) |
| AB4BD | 9 | 53 | 2027-05-30 | — | Active |
| AB4BE | 9 | 47 | 2036-04-11 | — | Active |
| AB4BF | 9 | 55 | 2036-01-01 | — | Active (Vanity) |
| AB4BG | 8 | 55 | 2017-03-20 | 2019-03-21 | Available |
| AB4BH | 9 | 53 | 2025-01-14 | 2027-01-15 | Canceled (grace period) |
| AB4BI | 10 | 49 | 2004-03-15 | 2006-03-16 | Available |
| AB4BJ | 10 | 59 | 2027-06-05 | — | Active (Vanity) |
| AB4BK | 9 | 55 | 2027-03-20 | — | Active |
| AB4BL | 9 | 55 | 2036-05-27 | — | Active (Vanity) |
| AB4BM | 8 | 53 | — | — | Available |
| AB4BN | 10 | 51 | 2032-07-14 | — | Active |
| AB4BO | 9 | 57 | 2005-03-08 | 2007-03-09 | Available |
| AB4BP | 9 | 57 | 2019-11-20 | 2021-11-21 | Available |
| AB4BQ | 9 | 59 | 2007-03-20 | 2009-03-21 | Available |
| AB4BR | 10 | 53 | 2027-04-10 | — | Active |
| AB4BS | 10 | 51 | 2027-04-22 | — | Active |
| AB4BT | 9 | 49 | 2031-08-24 | — | Active (Vanity) |
| AB4BU | 10 | 53 | 2028-08-05 | — | Active |
| AB4BV | 9 | 55 | 1999-01-07 | 2001-01-08 | Available |
| AB4BW | 9 | 55 | 2028-01-23 | — | Active (Vanity) |
| AB4BX | 9 | 57 | 2027-05-28 | — | Active |
| AB4BY | 9 | 59 | 2031-03-30 | — | Active (Vanity) |
| AB4BZ | 9 | 57 | 2027-02-20 | — | Active |
| AB4CA | 9 | 53 | 2024-07-22 | 2026-07-23 | Available |
| AB4CB | 9 | 57 | 2034-09-17 | — | Active (Vanity) |
| AB4CC | 9 | 59 | 2030-10-05 | — | Active (Vanity) |
| AB4CD | 9 | 55 | 2029-06-25 | — | Active (Vanity) |
| AB4CE | 9 | 49 | 2021-03-26 | 2023-03-27 | Available |
| AB4CF | 9 | 57 | 2020-08-20 | 2022-08-21 | Available |
| AB4CG | 8 | 57 | 2036-04-07 | — | Active (Vanity) |
| AB4CH | 9 | 55 | 2027-04-02 | — | Active |
| AB4CI | 10 | 51 | 2007-03-24 | 2009-03-25 | Available |
| AB4CJ | 10 | 61 | 2033-01-21 | — | Active (Vanity) |
| AB4CK | 9 | 57 | 2007-03-21 | 2009-03-22 | Available |
| AB4CL | 9 | 57 | — | — | Available |
| AB4CM | 8 | 55 | 2025-10-07 | — | Active |
| AB4CN | 10 | 53 | 2020-01-02 | 2022-01-03 | Available |
| AB4CO | 9 | 59 | 2000-03-31 | 2002-04-01 | Available |
| AB4CP | 9 | 59 | 2027-06-23 | — | Active |
| AB4CQ | 9 | 61 | — | — | Pending Application |
| AB4CR | 10 | 55 | 2034-03-29 | — | Active |
| AB4CS | 10 | 53 | 2021-12-03 | 2023-12-04 | Available |
| AB4CT | 9 | 51 | 2027-08-22 | — | Active |
| AB4CU | 10 | 55 | 2027-04-21 | — | Active |
| AB4CV | 9 | 57 | 2033-08-05 | — | Active (Vanity) |
| AB4CW | 9 | 57 | 2031-11-29 | — | Active (Vanity) |
| AB4CX | 9 | 59 | — | — | Pending Application |
| AB4CY | 9 | 61 | 2027-05-02 | — | Active (Vanity) |
| AB4CZ | 9 | 59 | 2027-07-21 | — | Active |
| AB4DA | 9 | 49 | 2033-02-17 | — | Active (Vanity) |
| AB4DB | 9 | 53 | 2034-05-31 | — | Active |
| AB4DC | 9 | 55 | 2024-03-05 | 2026-03-06 | Available |
| AB4DD | 9 | 51 | 2011-12-10 | 2013-12-11 | Available |
| AB4DE | 9 | 45 | 2029-10-29 | — | Active (Vanity) |
| AB4DF | 9 | 53 | 2027-07-11 | — | Active |
| AB4DG | 8 | 53 | 2027-10-20 | — | Active |
| AB4DH | 9 | 51 | 2027-07-28 | — | Active (Vanity) |
| AB4DI | 10 | 47 | — | — | Available |
| AB4DJ | 10 | 57 | 2027-10-24 | — | Active |
| AB4DK | 9 | 53 | 2027-04-18 | — | Active (Vanity) |
| AB4DL | 9 | 53 | 2029-02-25 | — | Active |
| AB4DM | 8 | 51 | 2036-08-21 | — | Active (Vanity) |
| AB4DN | 10 | 49 | 2033-06-22 | — | Active |
| AB4DO | 9 | 55 | 2036-04-26 | — | Active |
| AB4DP | 9 | 55 | 2023-02-28 | 2025-03-01 | Available |
| AB4DQ | 9 | 57 | 2027-05-28 | — | Active |
| AB4DR | 10 | 51 | 2027-04-03 | — | Active (Vanity) |
| AB4DS | 10 | 49 | 2036-07-06 | — | Active (Vanity) |
| AB4DT | 9 | 47 | 2027-08-20 | — | Active |
| AB4DU | 10 | 51 | 2026-02-19 | — | Active (Vanity) |
| AB4DV | 9 | 53 | 2001-04-06 | 2003-04-07 | Available |
| AB4DW | 9 | 53 | 2016-07-29 | 2018-07-30 | Available |
| AB4DX | 9 | 55 | 2027-09-08 | — | Active |
| AB4DY | 9 | 57 | 2032-12-28 | — | Active (Vanity) |
| AB4DZ | 9 | 55 | — | — | Available |
| AB4EA | 9 | 43 | 2006-01-29 | 2008-01-30 | Available |
| AB4EB | 9 | 47 | 2028-10-20 | — | Active (Vanity) |
| AB4EC | 9 | 49 | 2036-12-24 | — | Active (Vanity) |
| AB4ED | 9 | 45 | 2021-05-08 | 2023-05-09 | Available |
| AB4EE | 9 | 39 | 2024-05-10 | 2026-05-11 | Available |
| AB4EF | 9 | 47 | — | — | Available |
| AB4EG | 8 | 47 | 2014-10-21 | 2016-10-22 | Available |
| AB4EH | 9 | 45 | 2028-03-18 | — | Active |
| AB4EI | 10 | 41 | 2007-06-23 | 2009-06-24 | Available |
| AB4EJ | 10 | 51 | 2028-05-01 | — | Active |
| AB4EK | 9 | 47 | 2027-11-22 | — | Active |
| AB4EL | 9 | 47 | 2034-05-03 | — | Active |
| AB4EM | 8 | 45 | 2027-11-05 | — | Active |
| AB4EN | 10 | 43 | 2029-10-18 | — | Active (Vanity) |
| AB4EO | 9 | 49 | 2007-11-19 | 2009-11-20 | Available |
| AB4EP | 9 | 49 | 2000-02-25 | 2002-02-26 | Available |
| AB4EQ | 9 | 51 | 1997-11-10 | 1999-11-11 | Available |
| AB4ER | 10 | 45 | 2027-12-05 | — | Active (Vanity) |
| AB4ES | 10 | 43 | — | — | Available |
| AB4ET | 9 | 41 | 2027-09-03 | — | Active |