District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KI4TO | 10 | 49 | 2000-07-24 | 2002-07-25 | Available |
| KI4TP | 10 | 49 | 2002-08-04 | 2004-08-05 | Available |
| KI4TQ | 10 | 51 | 2031-12-24 | — | Active |
| KI4TR | 11 | 45 | — | — | Available |
| KI4TS | 11 | 43 | 2024-09-09 | 2026-09-10 | Available |
| KI4TT | 10 | 41 | 2035-03-31 | — | Active |
| KI4TU | 11 | 45 | 2034-08-24 | — | Active |
| KI4TV | 10 | 47 | 2024-09-28 | 2026-09-29 | Available |
| KI4TW | 10 | 47 | 2014-07-16 | 2016-07-17 | Available |
| KI4TX | 10 | 49 | — | — | Available |
| KI4TY | 10 | 51 | 2014-11-16 | 2016-11-17 | Available |
| KI4TZ | 10 | 49 | 2035-02-12 | — | Active |
| KI4UA | 11 | 47 | 2003-05-18 | 2005-05-19 | Available |
| KI4UB | 11 | 51 | — | — | Available |
| KI4UC | 11 | 53 | — | — | Available |
| KI4UD | 11 | 49 | 1997-10-30 | 1999-10-31 | Available |
| KI4UE | 11 | 43 | 2007-07-20 | 2009-07-21 | Available |
| KI4UF | 11 | 51 | 2035-01-26 | — | Active |
| KI4UG | 10 | 51 | — | — | Available |
| KI4UH | 11 | 49 | 2004-07-25 | 2006-07-26 | Available |
| KI4UI | 12 | 45 | — | — | Available |
| KI4UJ | 12 | 55 | 2017-11-10 | 2019-11-11 | Available |
| KI4UK | 11 | 51 | 2014-10-12 | 2016-10-13 | Available |
| KI4UL | 11 | 51 | 2004-11-09 | 2006-11-10 | Available |
| KI4UM | 10 | 49 | — | — | Available |
| KI4UN | 12 | 47 | 2000-07-24 | 2002-07-25 | Available |
| KI4UO | 11 | 53 | 2004-09-03 | 2006-09-04 | Available |
| KI4UP | 11 | 53 | 2004-07-14 | 2006-07-15 | Available |
| KI4UQ | 11 | 55 | — | — | Available |
| KI4UR | 12 | 49 | 2024-09-07 | 2026-09-08 | Available |
| KI4US | 12 | 47 | 2034-08-01 | — | Active |
| KI4UT | 11 | 45 | — | — | Available |
| KI4UU | 12 | 49 | 2014-07-08 | 2016-07-09 | Available |
| KI4UV | 11 | 51 | 2034-08-10 | — | Active |
| KI4UW | 11 | 51 | 2001-02-27 | 2003-02-28 | Available |
| KI4UX | 11 | 53 | 2027-04-08 | — | Active (Vanity) |
| KI4UY | 11 | 55 | 2024-11-16 | — | Active |
| KI4UZ | 11 | 53 | — | — | Available |
| KI4VA | 10 | 49 | 2004-11-16 | 2006-11-17 | Available |
| KI4VB | 10 | 53 | 2031-09-11 | — | Active (Vanity) |
| KI4VC | 10 | 55 | 2024-10-04 | 2026-10-05 | Available |
| KI4VD | 10 | 51 | — | — | Available |
| KI4VE | 10 | 45 | 2027-04-11 | — | Active |
| KI4VF | 10 | 53 | 2035-02-02 | — | Active |
| KI4VG | 9 | 53 | — | — | Available |
| KI4VH | 10 | 51 | 2034-05-31 | — | Active |
| KI4VI | 11 | 47 | — | — | Available |
| KI4VJ | 11 | 57 | 2015-01-04 | 2017-01-05 | Available |
| KI4VK | 10 | 53 | 2004-08-19 | 2006-08-20 | Available |
| KI4VL | 10 | 53 | — | — | Available |
| KI4VM | 9 | 51 | 2024-04-29 | 2026-04-30 | Available |
| KI4VN | 11 | 49 | — | — | Available |
| KI4VO | 10 | 55 | 2034-07-28 | — | Active |
| KI4VP | 10 | 55 | 1998-12-15 | 2000-12-16 | Available |
| KI4VQ | 10 | 57 | — | — | Available |
| KI4VR | 11 | 51 | — | — | Available |
| KI4VS | 11 | 49 | 2014-05-03 | 2016-05-04 | Available |
| KI4VT | 10 | 47 | 2004-08-24 | 2006-08-25 | Available |
| KI4VU | 11 | 51 | 2014-09-20 | 2016-09-21 | Available |
| KI4VV | 10 | 53 | 2028-12-30 | — | Active |
| KI4VW | 10 | 53 | — | — | Available |
| KI4VX | 10 | 55 | 2004-07-22 | 2006-07-23 | Available |
| KI4VY | 10 | 57 | 2011-12-24 | 2013-12-25 | Available |
| KI4VZ | 10 | 55 | 2002-08-28 | 2004-08-29 | Available |
| KI4WA | 10 | 49 | 2023-01-05 | 2025-01-06 | Available |
| KI4WB | 10 | 53 | — | — | Available |
| KI4WC | 10 | 55 | — | — | Available |
| KI4WD | 10 | 51 | — | — | Available |
| KI4WE | 10 | 45 | 2011-07-13 | 2013-07-14 | Available |
| KI4WF | 10 | 53 | 2023-06-15 | 2025-06-16 | Available |
| KI4WG | 9 | 53 | 2014-09-30 | 2016-10-01 | Available |
| KI4WH | 10 | 51 | 2036-08-14 | — | Active |
| KI4WI | 11 | 47 | 2034-09-14 | — | Active |
| KI4WJ | 11 | 57 | — | — | Available |
| KI4WK | 10 | 53 | 1998-11-08 | 2000-11-09 | Available |
| KI4WL | 10 | 53 | 2007-07-30 | 2009-07-31 | Available |
| KI4WM | 9 | 51 | 2025-03-14 | — | Active |
| KI4WN | 11 | 49 | 2032-06-20 | — | Active |
| KI4WO | 10 | 55 | 2034-11-24 | — | Active |
| KI4WP | 10 | 55 | — | — | Available |
| KI4WQ | 10 | 57 | — | — | Available |
| KI4WR | 11 | 51 | 2025-01-26 | — | Active |
| KI4WS | 11 | 49 | 2021-07-02 | 2023-07-03 | Available |
| KI4WT | 10 | 47 | 2016-01-10 | 2018-01-11 | Available |
| KI4WU | 11 | 51 | 2004-09-22 | 2006-09-23 | Available |
| KI4WV | 10 | 53 | — | — | Available |
| KI4WW | 10 | 53 | 2004-09-09 | 2006-09-10 | Available |
| KI4WX | 10 | 55 | 2029-08-10 | — | Active (Vanity) |
| KI4WY | 10 | 57 | — | — | Available |
| KI4WZ | 10 | 55 | 2004-10-13 | 2006-10-14 | Available |
| KI4XA | 10 | 51 | — | — | Available |
| KI4XB | 10 | 55 | — | — | Available |
| KI4XC | 10 | 57 | 2020-06-27 | 2022-06-28 | Available |
| KI4XD | 10 | 53 | 1999-05-23 | 2001-05-24 | Available |
| KI4XE | 10 | 47 | 2020-02-06 | 2022-02-07 | Available |
| KI4XF | 10 | 55 | 2015-09-05 | 2017-09-06 | Available |
| KI4XG | 9 | 55 | 2015-01-23 | 2017-01-24 | Available |
| KI4XH | 10 | 53 | 2028-03-11 | — | Active (Vanity) |
| KI4XI | 11 | 49 | — | — | Available |
| KI4XJ | 11 | 59 | — | — | Available |