District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| AF4QE | 9 | 51 | 2000-02-26 | 2002-02-27 | Available |
| AF4QF | 9 | 59 | 2006-11-02 | 2008-11-03 | Available |
| AF4QG | 8 | 59 | 2026-05-14 | — | Active |
| AF4QH | 9 | 57 | 2010-04-03 | 2012-04-04 | Available |
| AF4QI | 10 | 53 | 2021-10-15 | 2023-10-16 | Available |
| AF4QJ | 10 | 63 | 2024-03-15 | 2026-03-16 | Available |
| AF4QK | 9 | 59 | 2028-09-16 | — | Active |
| AF4QL | 9 | 59 | 2011-03-01 | 2013-03-02 | Available |
| AF4QM | 8 | 57 | 2020-03-06 | 2022-03-07 | Available |
| AF4QN | 10 | 55 | 2014-08-11 | 2016-08-12 | Available |
| AF4QO | 9 | 61 | 2000-01-28 | 2002-01-29 | Available |
| AF4QP | 9 | 61 | 2000-01-25 | 2002-01-26 | Available |
| AF4QQ | 9 | 63 | 2010-03-20 | 2012-03-21 | Available |
| AF4QR | 10 | 57 | 2028-05-12 | — | Active |
| AF4QS | 10 | 55 | 2000-09-09 | 2002-09-10 | Available |
| AF4QT | 9 | 53 | 2020-02-06 | 2022-02-07 | Available |
| AF4QU | 10 | 57 | 2023-12-01 | 2025-12-02 | Available |
| AF4QV | 9 | 59 | 2034-09-20 | — | Active (Vanity) |
| AF4QW | 9 | 59 | 2014-02-22 | 2016-02-23 | Available |
| AF4QX | 9 | 61 | 2009-06-18 | 2011-06-19 | Available |
| AF4QY | 9 | 63 | 2029-12-28 | — | Active |
| AF4QZ | 9 | 61 | 2004-10-19 | 2006-10-20 | Available |
| AF4RA | 10 | 49 | 2014-03-15 | 2016-03-16 | Available |
| AF4RB | 10 | 53 | 2034-01-30 | — | Active |
| AF4RC | 10 | 55 | 2027-12-29 | — | Active |
| AF4RD | 10 | 51 | 2016-01-08 | 2018-01-09 | Available |
| AF4RE | 10 | 45 | 2000-05-13 | 2002-05-14 | Available |
| AF4RF | 10 | 53 | 2033-05-05 | — | Active (Vanity) |
| AF4RG | 9 | 53 | 2027-03-04 | — | Active (Vanity) |
| AF4RH | 10 | 51 | 2034-07-13 | — | Active |
| AF4RI | 11 | 47 | 2028-05-22 | — | Active |
| AF4RJ | 11 | 57 | 2036-04-12 | — | Active (Vanity) |
| AF4RK | 10 | 53 | 2030-01-19 | — | Active |
| AF4RL | 10 | 53 | 2033-08-18 | — | Active (Vanity) |
| AF4RM | 9 | 51 | 2023-08-31 | 2025-09-01 | Available |
| AF4RN | 11 | 49 | 2034-07-14 | — | Active |
| AF4RO | 10 | 55 | 2035-08-03 | — | Active |
| AF4RP | 10 | 55 | 2022-04-07 | 2024-04-08 | Available |
| AF4RQ | 10 | 57 | 2032-12-29 | — | Active |
| AF4RR | 11 | 51 | 2031-03-17 | — | Active |
| AF4RS | 11 | 49 | 2033-10-03 | — | Active (Vanity) |
| AF4RT | 10 | 47 | 2022-12-22 | 2024-12-23 | Available |
| AF4RU | 11 | 51 | 2027-12-20 | — | Active |
| AF4RV | 10 | 53 | 2001-04-17 | 2003-04-18 | Available |
| AF4RW | 10 | 53 | 2022-07-21 | 2024-07-22 | Available |
| AF4RX | 10 | 55 | 2001-09-25 | 2003-09-26 | Available |
| AF4RY | 10 | 57 | 2000-06-24 | 2002-06-25 | Available |
| AF4RZ | 10 | 55 | 2029-04-12 | — | Active |
| AF4SA | 10 | 47 | 2024-05-17 | 2026-05-18 | Available |
| AF4SB | 10 | 51 | 2000-06-13 | 2002-06-14 | Available |
| AF4SC | 10 | 53 | 2036-08-22 | — | Active |
| AF4SD | 10 | 49 | 2025-10-15 | — | Active |
| AF4SE | 10 | 43 | 2029-09-11 | — | Active |
| AF4SF | 10 | 51 | 2028-05-28 | — | Active |
| AF4SG | 9 | 51 | 2034-08-09 | — | Active |
| AF4SH | 10 | 49 | 2034-05-17 | — | Active |
| AF4SI | 11 | 45 | 2018-01-30 | 2020-01-31 | Available |
| AF4SJ | 11 | 55 | 2023-09-14 | 2025-09-15 | Available |
| AF4SK | 10 | 51 | 2017-04-30 | 2019-05-01 | Available |
| AF4SL | 10 | 51 | 2028-02-27 | — | Active |
| AF4SM | 9 | 49 | 2017-04-16 | 2019-04-17 | Available |
| AF4SN | 11 | 47 | 2029-09-21 | — | Active |
| AF4SO | 10 | 53 | 2027-05-18 | — | Active |
| AF4SP | 10 | 53 | 2032-01-21 | — | Active |
| AF4SQ | 10 | 55 | 2014-07-28 | 2016-07-29 | Available |
| AF4SR | 11 | 49 | 2019-09-01 | 2021-09-02 | Available |
| AF4SS | 11 | 47 | 2006-03-28 | 2008-03-29 | Available |
| AF4ST | 10 | 45 | 2017-08-19 | 2019-08-20 | Available |
| AF4SU | 11 | 49 | 2006-12-15 | 2008-12-16 | Available |
| AF4SV | 10 | 51 | 2034-02-21 | — | Active |
| AF4SW | 10 | 51 | 2001-08-31 | 2003-09-01 | Available |
| AF4SX | 10 | 53 | 2037-01-21 | — | Active |
| AF4SY | 10 | 55 | 2029-02-15 | — | Active |
| AF4SZ | 10 | 53 | 2000-10-31 | 2002-11-01 | Available |
| AF4TA | 9 | 45 | 2002-08-28 | 2004-08-29 | Available |
| AF4TB | 9 | 49 | 2001-06-19 | 2003-06-20 | Available |
| AF4TC | 9 | 51 | 2012-11-10 | 2014-11-11 | Available |
| AF4TD | 9 | 47 | 2033-08-31 | — | Active |
| AF4TE | 9 | 41 | 2003-01-03 | 2005-01-04 | Available |
| AF4TF | 9 | 49 | 2026-09-24 | — | Active |
| AF4TG | 8 | 49 | 2004-12-22 | 2006-12-23 | Available |
| AF4TH | 9 | 47 | 2000-05-30 | 2002-05-31 | Available |
| AF4TI | 10 | 43 | 2034-07-17 | — | Active |
| AF4TJ | 10 | 53 | 2035-02-08 | — | Active (Vanity) |
| AF4TK | 9 | 49 | 2018-12-02 | 2020-12-03 | Available |
| AF4TL | 9 | 49 | 2036-02-09 | — | Active |
| AF4TM | 8 | 47 | 2026-08-09 | — | Active (Vanity) |
| AF4TN | 10 | 45 | 2011-12-03 | 2013-12-04 | Available |
| AF4TO | 9 | 51 | 2013-03-16 | 2015-03-17 | Available |
| AF4TP | 9 | 51 | 2033-05-21 | — | Active |
| AF4TQ | 9 | 53 | 2034-12-21 | — | Active |
| AF4TR | 10 | 47 | 2001-04-20 | 2003-04-21 | Available |
| AF4TS | 10 | 45 | 2011-11-18 | 2013-11-19 | Available |
| AF4TT | 9 | 43 | 2027-12-08 | — | Active |
| AF4TU | 10 | 47 | 2000-11-21 | 2002-11-22 | Available |
| AF4TV | 9 | 49 | 2026-01-30 | — | Active |
| AF4TW | 9 | 49 | 2026-01-30 | — | Active |
| AF4TX | 9 | 51 | 2024-10-04 | 2026-10-05 | Available |
| AF4TY | 9 | 53 | 2035-08-24 | — | Active |
| AF4TZ | 9 | 51 | 2030-06-12 | — | Active |