District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KF4VO | 9 | 61 | 2016-03-19 | 2018-03-20 | Available |
| KF4VP | 9 | 61 | 2017-11-24 | 2019-11-25 | Available |
| KF4VQ | 9 | 63 | 1997-12-03 | 1999-12-04 | Available |
| KF4VR | 10 | 57 | 2008-01-22 | 2010-01-23 | Available |
| KF4VS | 10 | 55 | 2003-10-19 | 2005-10-20 | Available |
| KF4VT | 9 | 53 | 2019-02-23 | 2021-02-24 | Available |
| KF4VU | 10 | 57 | 1999-06-13 | 2001-06-14 | Available |
| KF4VV | 9 | 59 | 2024-09-22 | 2026-09-23 | Available |
| KF4VW | 9 | 59 | 2028-02-06 | — | Active |
| KF4VX | 9 | 61 | 2033-11-30 | — | Active |
| KF4VY | 9 | 63 | 2028-01-27 | — | Active |
| KF4VZ | 9 | 61 | 2015-04-18 | 2017-04-19 | Available |
| KF4WA | 9 | 55 | 2004-07-14 | 2006-07-15 | Available |
| KF4WB | 9 | 59 | — | — | Available |
| KF4WC | 9 | 61 | 2035-08-17 | — | Active |
| KF4WD | 9 | 57 | — | — | Available |
| KF4WE | 9 | 51 | 2031-03-26 | — | Active |
| KF4WF | 9 | 59 | 2034-03-01 | — | Active |
| KF4WG | 8 | 59 | 1998-09-06 | 2000-09-07 | Available |
| KF4WH | 9 | 57 | 2017-06-13 | 2019-06-14 | Available |
| KF4WI | 10 | 53 | 2008-09-12 | 2010-09-13 | Available |
| KF4WJ | 10 | 63 | 1999-02-21 | 2001-02-22 | Available |
| KF4WK | 9 | 59 | 2028-02-28 | — | Active |
| KF4WL | 9 | 59 | 2034-11-10 | — | Active |
| KF4WM | 8 | 57 | 2028-05-27 | — | Active |
| KF4WN | 10 | 55 | 2016-03-25 | 2018-03-26 | Available |
| KF4WO | 9 | 61 | 2016-03-25 | 2018-03-26 | Available |
| KF4WP | 9 | 61 | 2016-06-11 | 2018-06-12 | Available |
| KF4WQ | 9 | 63 | 2000-06-15 | 2002-06-16 | Available |
| KF4WR | 10 | 57 | — | — | Available |
| KF4WS | 10 | 55 | — | — | Available |
| KF4WT | 9 | 53 | 2034-03-19 | — | Active (Vanity) |
| KF4WU | 10 | 57 | 2024-09-07 | 2026-09-08 | Available |
| KF4WV | 9 | 59 | 2028-09-17 | — | Active |
| KF4WW | 9 | 59 | 2018-01-15 | 2020-01-16 | Available |
| KF4WX | 9 | 61 | 2000-12-05 | 2002-12-06 | Available |
| KF4WY | 9 | 63 | 2003-01-26 | 2005-01-27 | Available |
| KF4WZ | 9 | 61 | 2035-09-29 | — | Active (Vanity) |
| KF4XA | 9 | 57 | 2002-08-04 | 2004-08-05 | Available |
| KF4XB | 9 | 61 | 2028-04-03 | — | Active |
| KF4XC | 9 | 63 | 2028-01-07 | — | Active |
| KF4XD | 9 | 59 | 2027-08-19 | — | Active |
| KF4XE | 9 | 53 | — | — | Available |
| KF4XF | 9 | 61 | 1999-11-14 | 2001-11-15 | Available |
| KF4XG | 8 | 61 | — | — | Available |
| KF4XH | 9 | 59 | 2028-11-04 | — | Active |
| KF4XI | 10 | 55 | 1998-02-02 | 2000-02-03 | Available |
| KF4XJ | 10 | 65 | 1998-04-19 | 2000-04-20 | Available |
| KF4XK | 9 | 61 | — | — | Available |
| KF4XL | 9 | 61 | 2017-03-10 | 2019-03-11 | Available |
| KF4XM | 8 | 59 | — | — | Available |
| KF4XN | 10 | 57 | — | — | Available |
| KF4XO | 9 | 63 | 2006-04-30 | 2008-05-01 | Available |
| KF4XP | 9 | 63 | 2026-08-29 | — | Active |
| KF4XQ | 9 | 65 | 2017-11-21 | 2019-11-22 | Available |
| KF4XR | 10 | 59 | 2027-11-19 | — | Active |
| KF4XS | 10 | 57 | — | — | Available |
| KF4XT | 9 | 55 | 2019-01-27 | 2021-01-28 | Available |
| KF4XU | 10 | 59 | — | — | Available |
| KF4XV | 9 | 61 | 2002-02-01 | 2004-02-02 | Available |
| KF4XW | 9 | 61 | 1999-01-31 | 2001-02-01 | Available |
| KF4XX | 9 | 63 | — | — | Available |
| KF4XY | 9 | 65 | 2029-02-26 | — | Active |
| KF4XZ | 9 | 63 | 2008-08-26 | 2010-08-27 | Available |
| KF4YA | 9 | 59 | — | — | Available |
| KF4YB | 9 | 63 | 2002-05-12 | 2004-05-13 | Available |
| KF4YC | 9 | 65 | — | — | Available |
| KF4YD | 9 | 61 | 2008-01-15 | 2010-01-16 | Available |
| KF4YE | 9 | 55 | 2036-07-29 | — | Active |
| KF4YF | 9 | 63 | 2019-02-01 | 2021-02-02 | Available |
| KF4YG | 8 | 63 | 2003-06-29 | 2005-06-30 | Available |
| KF4YH | 9 | 61 | 2013-04-19 | 2015-04-20 | Available |
| KF4YI | 10 | 57 | 2028-04-09 | — | Active |
| KF4YJ | 10 | 67 | 2002-04-10 | 2004-04-11 | Available |
| KF4YK | 9 | 63 | 2009-04-09 | 2011-04-10 | Available |
| KF4YL | 9 | 63 | 2008-01-16 | 2010-01-17 | Available |
| KF4YM | 8 | 61 | 2031-10-21 | — | Active (Vanity) |
| KF4YN | 10 | 59 | 2028-08-14 | — | Active |
| KF4YO | 9 | 65 | 2012-11-10 | 2014-11-11 | Available |
| KF4YP | 9 | 65 | 2033-07-13 | — | Active |
| KF4YQ | 9 | 67 | — | — | Available |
| KF4YR | 10 | 61 | 2028-01-16 | — | Active |
| KF4YS | 10 | 59 | 2027-01-13 | — | Active |
| KF4YT | 9 | 57 | 2007-01-27 | 2009-01-28 | Available |
| KF4YU | 10 | 61 | 2028-03-11 | — | Active (Vanity) |
| KF4YV | 9 | 63 | 1998-04-26 | 2000-04-27 | Available |
| KF4YW | 9 | 63 | 2027-11-28 | — | Active |
| KF4YX | 9 | 65 | 2013-03-02 | 2015-03-03 | Available |
| KF4YY | 9 | 67 | 2027-11-08 | — | Active |
| KF4YZ | 9 | 65 | 1999-06-06 | 2001-06-07 | Available |
| KF4ZA | 9 | 57 | 2028-03-26 | — | Active |
| KF4ZB | 9 | 61 | 2000-02-01 | 2002-02-02 | Available |
| KF4ZC | 9 | 63 | 1998-05-28 | 2000-05-29 | Available |
| KF4ZD | 9 | 59 | 2018-02-25 | 2020-02-26 | Available |
| KF4ZE | 9 | 53 | 2007-06-01 | 2009-06-02 | Available |
| KF4ZF | 9 | 61 | — | — | Available |
| KF4ZG | 8 | 61 | 2030-10-11 | — | Active |
| KF4ZH | 9 | 59 | — | — | Available |
| KF4ZI | 10 | 55 | 2028-07-09 | — | Active |
| KF4ZJ | 10 | 65 | 1999-11-13 | 2001-11-14 | Available |