District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| AF4AU | 10 | 49 | 2035-07-12 | — | Active |
| AF4AV | 9 | 51 | 1999-04-28 | 2001-04-29 | Available |
| AF4AW | 9 | 51 | 1999-10-30 | 2001-10-31 | Available |
| AF4AX | 9 | 53 | 2032-02-10 | — | Active (Vanity) |
| AF4AY | 9 | 55 | 2036-02-15 | — | Active |
| AF4AZ | 9 | 53 | — | — | Available |
| AF4BA | 9 | 51 | 2033-06-22 | — | Active (Vanity) |
| AF4BB | 9 | 55 | 2024-03-05 | 2026-03-06 | Available |
| AF4BC | 9 | 57 | 2036-07-14 | — | Active (Vanity) |
| AF4BD | 9 | 53 | 2016-04-10 | 2018-04-11 | Available |
| AF4BE | 9 | 47 | 2027-09-20 | — | Active |
| AF4BF | 9 | 55 | — | — | Available |
| AF4BG | 8 | 55 | — | — | Available |
| AF4BH | 9 | 53 | 2037-01-09 | — | Active |
| AF4BI | 10 | 49 | 2026-01-15 | — | Active |
| AF4BJ | 10 | 59 | 2027-07-21 | — | Active |
| AF4BK | 9 | 55 | 2006-03-21 | 2008-03-22 | Available |
| AF4BL | 9 | 55 | — | — | Available |
| AF4BM | 8 | 53 | 2035-09-27 | — | Active (Vanity) |
| AF4BN | 10 | 51 | 2033-02-17 | — | Active (Vanity) |
| AF4BO | 9 | 57 | — | — | Available |
| AF4BP | 9 | 57 | 2000-06-30 | 2002-07-01 | Available |
| AF4BQ | 9 | 59 | 2015-12-15 | 2017-12-16 | Available |
| AF4BR | 10 | 53 | 2007-03-20 | 2009-03-21 | Available |
| AF4BS | 10 | 51 | 2031-02-09 | — | Active (Vanity) |
| AF4BT | 9 | 49 | 2022-02-14 | 2024-02-15 | Available |
| AF4BU | 10 | 53 | — | — | Available |
| AF4BV | 9 | 55 | 2025-11-30 | — | Active |
| AF4BW | 9 | 55 | 2035-05-13 | — | Active (Vanity) |
| AF4BX | 9 | 57 | 2029-02-26 | — | Active |
| AF4BY | 9 | 59 | 2033-11-07 | — | Active |
| AF4BZ | 9 | 57 | 2024-08-02 | 2026-08-03 | Available |
| AF4CA | 9 | 53 | — | — | Available |
| AF4CB | 9 | 57 | 2032-03-29 | — | Active (Vanity) |
| AF4CC | 9 | 59 | 2034-11-25 | — | Active (Vanity) |
| AF4CD | 9 | 55 | 2035-05-25 | — | Active |
| AF4CE | 9 | 49 | 2022-11-17 | 2024-11-18 | Available |
| AF4CF | 9 | 57 | 2015-07-21 | 2017-07-22 | Available |
| AF4CG | 8 | 57 | 2036-12-06 | — | Active (Vanity) |
| AF4CH | 9 | 55 | — | — | Available |
| AF4CI | 10 | 51 | 2022-06-28 | 2024-06-29 | Available |
| AF4CJ | 10 | 61 | 2035-05-03 | — | Active |
| AF4CK | 9 | 57 | 2016-03-12 | 2018-03-13 | Available |
| AF4CL | 9 | 57 | 2024-09-16 | 2026-09-17 | Available |
| AF4CM | 8 | 55 | 2036-04-22 | — | Active |
| AF4CN | 10 | 53 | 2036-05-06 | — | Active |
| AF4CO | 9 | 59 | 2034-07-13 | — | Active |
| AF4CP | 9 | 59 | 2031-12-01 | — | Active |
| AF4CQ | 9 | 61 | 2021-07-12 | 2023-07-13 | Available |
| AF4CR | 10 | 55 | 2035-04-16 | — | Active |
| AF4CS | 10 | 53 | 2031-07-02 | — | Active |
| AF4CT | 9 | 51 | 2017-04-24 | 2019-04-25 | Available |
| AF4CU | 10 | 55 | 2024-05-31 | 2026-06-01 | Available |
| AF4CV | 9 | 57 | 2028-09-29 | — | Active |
| AF4CW | 9 | 57 | 2027-05-02 | — | Active |
| AF4CX | 9 | 59 | — | — | Available |
| AF4CY | 9 | 61 | 2025-10-14 | — | Active |
| AF4CZ | 9 | 59 | 2036-05-16 | — | Active |
| AF4DA | 9 | 49 | 2032-04-28 | — | Active |
| AF4DB | 9 | 53 | 2017-05-19 | 2019-05-20 | Available |
| AF4DC | 9 | 55 | 2027-07-21 | — | Active (Vanity) |
| AF4DD | 9 | 51 | 2024-10-18 | 2026-10-19 | Available |
| AF4DE | 9 | 45 | 2017-02-20 | 2019-02-21 | Available |
| AF4DF | 9 | 53 | 2033-07-27 | — | Active |
| AF4DG | 8 | 53 | 2016-05-21 | 2018-05-22 | Available |
| AF4DH | 9 | 51 | 2020-02-01 | 2022-02-02 | Available |
| AF4DI | 10 | 47 | 1999-03-11 | 2001-03-12 | Available |
| AF4DJ | 10 | 57 | 2016-02-27 | 2018-02-28 | Available |
| AF4DK | 9 | 53 | 2027-01-21 | — | Active |
| AF4DL | 9 | 53 | 2027-02-20 | — | Active |
| AF4DM | 8 | 51 | 2026-01-22 | — | Active |
| AF4DN | 10 | 49 | 2036-01-12 | — | Active |
| AF4DO | 9 | 55 | 2007-05-29 | 2009-05-30 | Available |
| AF4DP | 9 | 55 | 2023-09-28 | 2025-09-29 | Available |
| AF4DQ | 9 | 57 | 2027-02-08 | — | Active |
| AF4DR | 10 | 51 | 2034-06-23 | — | Active |
| AF4DS | 10 | 49 | 2017-06-16 | 2019-06-17 | Available |
| AF4DT | 9 | 47 | 1997-08-05 | 1999-08-06 | Available |
| AF4DU | 10 | 51 | 2027-01-26 | — | Active |
| AF4DV | 9 | 53 | 2025-06-21 | — | Active |
| AF4DW | 9 | 53 | 2029-10-16 | — | Active (Vanity) |
| AF4DX | 9 | 55 | 2027-04-24 | — | Active |
| AF4DY | 9 | 57 | 2028-12-11 | — | Active (Vanity) |
| AF4DZ | 9 | 55 | 2026-11-04 | — | Active |
| AF4EA | 9 | 43 | 1999-01-14 | 2001-01-15 | Available |
| AF4EB | 9 | 47 | 2035-01-18 | — | Active |
| AF4EC | 9 | 49 | 2026-02-15 | — | Active |
| AF4ED | 9 | 45 | 2028-07-29 | — | Active |
| AF4EE | 9 | 39 | 2026-11-02 | — | Active |
| AF4EF | 9 | 47 | 1997-08-25 | 1999-08-26 | Available |
| AF4EG | 8 | 47 | 1999-01-28 | 2001-01-29 | Available |
| AF4EH | 9 | 45 | 2030-10-01 | — | Active (Vanity) |
| AF4EI | 10 | 41 | 2027-04-18 | — | Active |
| AF4EJ | 10 | 51 | 1999-03-11 | 2001-03-12 | Available |
| AF4EK | 9 | 47 | 2007-07-29 | 2009-07-30 | Available |
| AF4EL | 9 | 47 | 2026-08-05 | — | Active |
| AF4EM | 8 | 45 | 1997-10-14 | 1999-10-15 | Available |
| AF4EN | 10 | 43 | 2006-12-07 | 2008-12-08 | Available |
| AF4EO | 9 | 49 | 2027-02-03 | — | Active |
| AF4EP | 9 | 49 | 1999-03-11 | 2001-03-12 | Available |