District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KJ4MU | 10 | 59 | 2000-06-27 | 2002-06-28 | Available |
| KJ4MV | 9 | 61 | 2015-12-13 | 2017-12-14 | Available |
| KJ4MW | 9 | 61 | 2002-04-07 | 2004-04-08 | Available |
| KJ4MX | 9 | 63 | 2015-09-20 | 2017-09-21 | Available |
| KJ4MY | 9 | 65 | 2011-02-12 | 2013-02-13 | Available |
| KJ4MZ | 9 | 63 | 2030-04-16 | — | Active (Vanity) |
| KJ4NA | 11 | 55 | 2025-11-28 | — | Active |
| KJ4NB | 11 | 59 | 2025-11-24 | — | Active |
| KJ4NC | 11 | 61 | — | — | Available |
| KJ4ND | 11 | 57 | 2029-11-07 | — | Active |
| KJ4NE | 11 | 51 | 1998-08-02 | 2000-08-03 | Available |
| KJ4NF | 11 | 59 | — | — | Available |
| KJ4NG | 10 | 59 | — | — | Available |
| KJ4NH | 11 | 57 | 2004-12-21 | 2006-12-22 | Available |
| KJ4NI | 12 | 53 | 2008-11-14 | 2010-11-15 | Available |
| KJ4NJ | 12 | 63 | 2027-03-03 | — | Active |
| KJ4NK | 11 | 59 | 2005-10-11 | 2007-10-12 | Available |
| KJ4NL | 11 | 59 | 2034-05-17 | — | Active |
| KJ4NM | 10 | 57 | — | — | Available |
| KJ4NN | 12 | 55 | 2025-07-28 | — | Active |
| KJ4NO | 11 | 61 | — | — | Available |
| KJ4NP | 11 | 61 | 2028-03-18 | — | Active |
| KJ4NQ | 11 | 63 | — | — | Available |
| KJ4NR | 12 | 57 | 2036-07-03 | — | Active |
| KJ4NS | 12 | 55 | 2034-09-16 | — | Active (Vanity) |
| KJ4NT | 11 | 53 | 2032-12-15 | — | Active |
| KJ4NU | 12 | 57 | 2025-11-13 | — | Active |
| KJ4NV | 11 | 59 | — | — | Available |
| KJ4NW | 11 | 59 | — | — | Available |
| KJ4NX | 11 | 61 | 2008-07-25 | 2010-07-26 | Available |
| KJ4NY | 11 | 63 | 2032-04-14 | — | Active |
| KJ4NZ | 11 | 61 | — | — | Available |
| KJ4OA | 10 | 61 | — | — | Available |
| KJ4OB | 10 | 65 | 2007-11-06 | 2009-11-07 | Available |
| KJ4OC | 10 | 67 | — | — | Available |
| KJ4OD | 10 | 63 | 2016-09-16 | 2018-09-17 | Available |
| KJ4OE | 10 | 57 | 2028-02-03 | — | Active |
| KJ4OF | 10 | 65 | 2007-07-09 | 2009-07-10 | Available |
| KJ4OG | 9 | 65 | 2036-06-23 | — | Active |
| KJ4OH | 10 | 63 | 2028-01-15 | — | Active |
| KJ4OI | 11 | 59 | 2006-11-04 | 2008-11-05 | Available |
| KJ4OJ | 11 | 69 | 2035-11-06 | — | Active |
| KJ4OK | 10 | 65 | 2018-01-20 | 2020-01-21 | Available |
| KJ4OL | 10 | 65 | — | — | Available |
| KJ4OM | 9 | 63 | 2015-07-18 | 2017-07-19 | Available |
| KJ4ON | 11 | 61 | 2025-03-28 | 2027-03-29 | Canceled (grace period) |
| KJ4OO | 10 | 67 | 2018-12-17 | 2020-12-18 | Available |
| KJ4OP | 10 | 67 | 2036-02-28 | — | Active |
| KJ4OQ | 10 | 69 | — | — | Available |
| KJ4OR | 11 | 63 | 2027-12-16 | — | Active |
| KJ4OS | 11 | 61 | 1999-09-30 | 2001-10-01 | Available |
| KJ4OT | 10 | 59 | — | — | Available |
| KJ4OU | 11 | 63 | 2005-10-24 | 2007-10-25 | Available |
| KJ4OV | 10 | 65 | 2005-10-23 | 2007-10-24 | Available |
| KJ4OW | 10 | 65 | 2025-06-15 | — | Active |
| KJ4OX | 10 | 67 | 2035-12-19 | — | Active |
| KJ4OY | 10 | 69 | — | — | Available |
| KJ4OZ | 10 | 67 | — | — | Available |
| KJ4PA | 10 | 61 | 2016-06-10 | 2018-06-11 | Available |
| KJ4PB | 10 | 65 | 2005-11-28 | 2007-11-29 | Available |
| KJ4PC | 10 | 67 | — | — | Available |
| KJ4PD | 10 | 63 | 2035-10-27 | — | Active |
| KJ4PE | 10 | 57 | 2032-10-20 | — | Active |
| KJ4PF | 10 | 65 | 2032-07-28 | — | Active |
| KJ4PG | 9 | 65 | 2032-05-03 | — | Active |
| KJ4PH | 10 | 63 | 2031-06-25 | — | Active |
| KJ4PI | 11 | 59 | 2006-04-02 | 2008-04-03 | Available |
| KJ4PJ | 11 | 69 | 2006-03-14 | 2008-03-15 | Available |
| KJ4PK | 10 | 65 | — | — | Available |
| KJ4PL | 10 | 65 | 2006-09-11 | 2008-09-12 | Available |
| KJ4PM | 9 | 63 | 2013-11-30 | 2015-12-01 | Available |
| KJ4PN | 11 | 61 | — | — | Available |
| KJ4PO | 10 | 67 | 2022-12-15 | 2024-12-16 | Available |
| KJ4PP | 10 | 67 | 2025-10-05 | — | Active |
| KJ4PQ | 10 | 69 | 2028-08-26 | — | Active |
| KJ4PR | 11 | 63 | 2033-11-02 | — | Active |
| KJ4PS | 11 | 61 | 2029-07-10 | — | Active |
| KJ4PT | 10 | 59 | 2036-08-23 | — | Active (Vanity) |
| KJ4PU | 11 | 63 | 2021-07-02 | 2023-07-03 | Available |
| KJ4PV | 10 | 65 | 2032-06-16 | — | Active |
| KJ4PW | 10 | 65 | 2035-11-28 | — | Active |
| KJ4PX | 10 | 67 | 2029-05-05 | — | Active (Vanity) |
| KJ4PY | 10 | 69 | 2000-10-31 | 2002-11-01 | Available |
| KJ4PZ | 10 | 67 | 2016-03-27 | 2018-03-28 | Available |
| KJ4QA | 10 | 63 | — | — | Available |
| KJ4QB | 10 | 67 | 2005-11-28 | 2007-11-29 | Available |
| KJ4QC | 10 | 69 | — | — | Available |
| KJ4QD | 10 | 65 | — | — | Available |
| KJ4QE | 10 | 59 | 2006-01-29 | 2008-01-30 | Available |
| KJ4QF | 10 | 67 | 2005-08-23 | 2007-08-24 | Available |
| KJ4QG | 9 | 67 | 2015-11-28 | 2017-11-29 | Available |
| KJ4QH | 10 | 65 | 1997-09-17 | 1999-09-18 | Available |
| KJ4QI | 11 | 61 | — | — | Available |
| KJ4QJ | 11 | 71 | 2022-04-28 | 2024-04-29 | Available |
| KJ4QK | 10 | 67 | 2034-01-04 | — | Active |
| KJ4QL | 10 | 67 | — | — | Available |
| KJ4QM | 9 | 65 | 2025-11-28 | — | Active |
| KJ4QN | 11 | 63 | 2002-09-01 | 2004-09-02 | Available |
| KJ4QO | 10 | 69 | 2005-11-28 | 2007-11-29 | Available |
| KJ4QP | 10 | 69 | 2005-12-12 | 2007-12-13 | Available |