District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KE4QU | 10 | 53 | — | — | Available |
| KE4QV | 9 | 55 | 2027-10-21 | — | Active |
| KE4QW | 9 | 55 | 2002-09-06 | 2004-09-07 | Available |
| KE4QX | 9 | 57 | 2002-02-18 | 2004-02-19 | Available |
| KE4QY | 9 | 59 | — | — | Available |
| KE4QZ | 9 | 57 | 2010-06-20 | 2012-06-21 | Available |
| KE4RA | 10 | 45 | 2028-04-20 | — | Active (Vanity) |
| KE4RB | 10 | 49 | 2030-07-17 | — | Active (Vanity) |
| KE4RC | 10 | 51 | — | — | Available |
| KE4RD | 10 | 47 | 2032-09-16 | — | Active (Vanity) |
| KE4RE | 10 | 41 | — | — | Available |
| KE4RF | 10 | 49 | 2035-06-10 | — | Active (Vanity) |
| KE4RG | 9 | 49 | 2029-12-15 | — | Active |
| KE4RH | 10 | 47 | 2018-05-14 | 2020-05-15 | Available |
| KE4RI | 11 | 43 | — | — | Available |
| KE4RJ | 11 | 53 | 2027-01-10 | — | Active |
| KE4RK | 10 | 49 | 2027-01-13 | — | Active |
| KE4RL | 10 | 49 | 2028-08-03 | — | Active (Vanity) |
| KE4RM | 9 | 47 | 2034-12-22 | — | Active |
| KE4RN | 11 | 45 | — | — | Available |
| KE4RO | 10 | 51 | — | — | Available |
| KE4RP | 10 | 51 | 2028-08-03 | — | Active (Vanity) |
| KE4RQ | 10 | 53 | 2010-04-20 | 2012-04-21 | Available |
| KE4RR | 11 | 47 | 2029-05-21 | — | Active (Vanity) |
| KE4RS | 11 | 45 | 2032-01-21 | — | Active (Vanity) |
| KE4RT | 10 | 43 | — | — | Available |
| KE4RU | 11 | 47 | 2027-01-10 | — | Active |
| KE4RV | 10 | 49 | 1999-07-09 | 2001-07-10 | Available |
| KE4RW | 10 | 49 | — | — | Available |
| KE4RX | 10 | 51 | 2032-03-08 | — | Active (Vanity) |
| KE4RY | 10 | 53 | 2034-04-16 | — | Active (Vanity) |
| KE4RZ | 10 | 51 | 2019-02-16 | 2021-02-17 | Available |
| KE4SA | 10 | 43 | 2028-03-27 | — | Active |
| KE4SB | 10 | 47 | 2033-12-23 | — | Active (Vanity) |
| KE4SC | 10 | 49 | 2033-01-06 | — | Active (Vanity) |
| KE4SD | 10 | 45 | — | — | Available |
| KE4SE | 10 | 39 | 2026-05-16 | — | Active |
| KE4SF | 10 | 47 | 2017-07-25 | 2019-07-26 | Available |
| KE4SG | 9 | 47 | 1997-10-07 | 1999-10-08 | Available |
| KE4SH | 10 | 45 | — | — | Available |
| KE4SI | 11 | 41 | 2011-02-26 | 2013-02-27 | Available |
| KE4SJ | 11 | 51 | — | — | Available |
| KE4SK | 10 | 47 | — | — | Available |
| KE4SL | 10 | 47 | — | — | Available |
| KE4SM | 9 | 45 | 2019-02-11 | 2021-02-12 | Available |
| KE4SN | 11 | 43 | 2007-08-19 | 2009-08-20 | Available |
| KE4SO | 10 | 49 | — | — | Available |
| KE4SP | 10 | 49 | — | — | Available |
| KE4SQ | 10 | 51 | 2001-12-10 | 2003-12-11 | Available |
| KE4SR | 11 | 45 | 2036-01-16 | — | Active (Vanity) |
| KE4SS | 11 | 43 | 2006-12-30 | 2008-12-31 | Available |
| KE4ST | 10 | 41 | 2033-07-15 | — | Active (Vanity) |
| KE4SU | 11 | 45 | 2027-02-17 | — | Active (Vanity) |
| KE4SV | 10 | 47 | — | — | Available |
| KE4SW | 10 | 47 | 2022-01-23 | 2024-01-24 | Available |
| KE4SX | 10 | 49 | 2004-03-02 | 2006-03-03 | Available |
| KE4SY | 10 | 51 | 2007-11-19 | 2009-11-20 | Available |
| KE4SZ | 10 | 49 | — | — | Available |
| KE4TA | 9 | 41 | 2036-04-22 | — | Active (Vanity) |
| KE4TB | 9 | 45 | 2012-12-07 | 2014-12-08 | Available |
| KE4TC | 9 | 47 | 2032-11-19 | — | Active (Vanity) |
| KE4TD | 9 | 43 | 2002-08-18 | 2004-08-19 | Available |
| KE4TE | 9 | 37 | — | — | Available |
| KE4TF | 9 | 45 | 2008-08-28 | 2010-08-29 | Available |
| KE4TG | 8 | 45 | 2028-09-14 | — | Active |
| KE4TH | 9 | 43 | 2036-04-07 | — | Active (Vanity) |
| KE4TI | 10 | 39 | 2030-08-25 | — | Active (Vanity) |
| KE4TJ | 10 | 49 | 2036-03-14 | — | Active |
| KE4TK | 9 | 45 | — | — | Available |
| KE4TL | 9 | 45 | — | — | Available |
| KE4TM | 8 | 43 | — | — | Available |
| KE4TN | 10 | 41 | 2027-09-17 | — | Active |
| KE4TO | 9 | 47 | 2017-02-27 | 2019-02-28 | Available |
| KE4TP | 9 | 47 | 2028-01-01 | — | Active (Vanity) |
| KE4TQ | 9 | 49 | 2033-01-12 | — | Active |
| KE4TR | 10 | 43 | 2031-07-30 | — | Active |
| KE4TS | 10 | 41 | 2031-04-19 | — | Active (Vanity) |
| KE4TT | 9 | 39 | 2027-03-06 | — | Active |
| KE4TU | 10 | 43 | 2026-05-02 | — | Active |
| KE4TV | 9 | 45 | 2031-05-11 | — | Active (Vanity) |
| KE4TW | 9 | 45 | 2017-02-20 | 2019-02-21 | Available |
| KE4TX | 9 | 47 | 2028-03-03 | — | Active |
| KE4TY | 9 | 49 | — | — | Available |
| KE4TZ | 9 | 47 | 2019-12-10 | 2021-12-11 | Available |
| KE4UA | 10 | 45 | 2004-08-12 | 2006-08-13 | Available |
| KE4UB | 10 | 49 | 2007-01-20 | 2009-01-21 | Available |
| KE4UC | 10 | 51 | 2006-03-19 | 2008-03-20 | Available |
| KE4UD | 10 | 47 | 2008-09-02 | 2010-09-03 | Available |
| KE4UE | 10 | 41 | — | — | Available |
| KE4UF | 10 | 49 | — | — | Available |
| KE4UG | 9 | 49 | 2028-04-04 | — | Active |
| KE4UH | 10 | 47 | 1998-11-22 | 2000-11-23 | Available |
| KE4UI | 11 | 43 | 1997-08-03 | 1999-08-04 | Available |
| KE4UJ | 11 | 53 | 2017-01-06 | 2019-01-07 | Available |
| KE4UK | 10 | 49 | 2027-07-15 | — | Active (Vanity) |
| KE4UL | 10 | 49 | 2000-05-03 | 2002-05-04 | Available |
| KE4UM | 9 | 47 | 2022-05-25 | 2024-05-26 | Available |
| KE4UN | 11 | 45 | 2012-03-24 | 2014-03-25 | Available |
| KE4UO | 10 | 51 | 2015-02-02 | 2017-02-03 | Available |
| KE4UP | 10 | 51 | 2034-01-18 | — | Active |