District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KC4SFQ | 12 | 73 | — | — | Available |
| KC4SFR | 13 | 67 | — | — | Available |
| KC4SFS | 13 | 65 | 2034-06-11 | — | Active (Vanity) |
| KC4SFT | 12 | 63 | 2021-01-29 | 2023-01-30 | Available |
| KC4SFU | 13 | 67 | — | — | Available |
| KC4SFV | 12 | 69 | 2031-05-04 | — | Active |
| KC4SFW | 12 | 69 | 2020-07-31 | 2022-08-01 | Available |
| KC4SFX | 12 | 71 | 2012-05-25 | 2014-05-26 | Available |
| KC4SFY | 12 | 73 | 2010-10-09 | 2012-10-10 | Available |
| KC4SFZ | 12 | 71 | 2000-07-31 | 2002-08-01 | Available |
| KC4SGA | 11 | 65 | 2000-07-31 | 2002-08-01 | Available |
| KC4SGB | 11 | 69 | 2000-07-31 | 2002-08-01 | Available |
| KC4SGC | 11 | 71 | 2000-07-31 | 2002-08-01 | Available |
| KC4SGD | 11 | 67 | — | — | Available |
| KC4SGE | 11 | 61 | — | — | Available |
| KC4SGF | 11 | 69 | — | — | Available |
| KC4SGG | 10 | 69 | 2009-07-24 | 2011-07-25 | Available |
| KC4SGH | 11 | 67 | 1997-09-17 | 1999-09-18 | Available |
| KC4SGI | 12 | 63 | 2004-10-25 | 2006-10-26 | Available |
| KC4SGJ | 12 | 73 | — | — | Available |
| KC4SGK | 11 | 69 | 2000-10-02 | 2002-10-03 | Available |
| KC4SGL | 11 | 69 | — | — | Available |
| KC4SGM | 10 | 67 | — | — | Available |
| KC4SGN | 12 | 65 | — | — | Available |
| KC4SGO | 11 | 71 | 2032-06-27 | — | Active |
| KC4SGP | 11 | 71 | 2010-08-07 | 2012-08-08 | Available |
| KC4SGQ | 11 | 73 | — | — | Available |
| KC4SGR | 12 | 67 | 2013-03-13 | 2015-03-14 | Available |
| KC4SGS | 12 | 65 | — | — | Available |
| KC4SGT | 11 | 63 | 2035-10-27 | — | Active (Vanity) |
| KC4SGU | 12 | 67 | — | — | Available |
| KC4SGV | 11 | 69 | 2010-08-07 | 2012-08-08 | Available |
| KC4SGW | 11 | 69 | — | — | Available |
| KC4SGX | 11 | 71 | — | — | Available |
| KC4SGY | 11 | 73 | — | — | Available |
| KC4SGZ | 11 | 71 | 2021-08-07 | 2023-08-08 | Available |
| KC4SHA | 12 | 63 | — | — | Available |
| KC4SHB | 12 | 67 | 2000-08-07 | 2002-08-08 | Available |
| KC4SHC | 12 | 69 | 2030-08-07 | — | Active |
| KC4SHD | 12 | 65 | 2020-08-07 | 2022-08-08 | Available |
| KC4SHE | 12 | 59 | 2000-08-07 | 2002-08-08 | Available |
| KC4SHF | 12 | 67 | 2000-08-07 | 2002-08-08 | Available |
| KC4SHG | 11 | 67 | 2010-08-07 | 2012-08-08 | Available |
| KC4SHH | 12 | 65 | 2012-03-09 | 2014-03-10 | Available |
| KC4SHI | 13 | 61 | 2000-08-07 | 2002-08-08 | Available |
| KC4SHJ | 13 | 71 | 2003-01-05 | 2005-01-06 | Available |
| KC4SHK | 12 | 67 | 2019-05-31 | 2021-06-01 | Available |
| KC4SHL | 12 | 67 | 2030-10-02 | — | Active |
| KC4SHM | 11 | 65 | — | — | Available |
| KC4SHN | 13 | 63 | 2022-08-25 | 2024-08-26 | Available |
| KC4SHO | 12 | 69 | 2030-09-28 | — | Active |
| KC4SHP | 12 | 69 | 2028-04-05 | — | Active (Vanity) |
| KC4SHQ | 12 | 71 | 2001-09-24 | 2003-09-25 | Available |
| KC4SHR | 13 | 65 | 2002-02-25 | 2004-02-26 | Available |
| KC4SHS | 13 | 63 | 2031-03-12 | — | Active |
| KC4SHT | 12 | 61 | 2025-06-30 | — | Active |
| KC4SHU | 13 | 65 | 2033-03-17 | — | Active (Vanity) |
| KC4SHV | 12 | 67 | 2000-10-02 | 2002-10-03 | Available |
| KC4SHW | 12 | 67 | 2000-09-25 | 2002-09-26 | Available |
| KC4SHX | 12 | 69 | 2013-06-15 | 2015-06-16 | Available |
| KC4SHY | 12 | 71 | 2034-04-30 | — | Active |
| KC4SHZ | 12 | 69 | 2000-08-07 | 2002-08-08 | Available |
| KC4SIA | 13 | 59 | 2000-08-07 | 2002-08-08 | Available |
| KC4SIB | 13 | 63 | 2000-08-07 | 2002-08-08 | Available |
| KC4SIC | 13 | 65 | 2000-08-07 | 2002-08-08 | Available |
| KC4SID | 13 | 61 | 2030-08-07 | — | Active |
| KC4SIE | 13 | 55 | 2000-08-07 | 2002-08-08 | Available |
| KC4SIF | 13 | 63 | 2010-09-25 | 2012-09-26 | Available |
| KC4SIG | 12 | 63 | 2031-03-23 | — | Active |
| KC4SIH | 13 | 61 | 2030-10-02 | — | Active |
| KC4SII | 14 | 57 | 2000-08-07 | 2002-08-08 | Available |
| KC4SIJ | 14 | 67 | 2000-08-07 | 2002-08-08 | Available |
| KC4SIK | 13 | 63 | 2010-08-07 | 2012-08-08 | Available |
| KC4SIL | 13 | 63 | 2030-10-02 | — | Active |
| KC4SIM | 12 | 61 | 2023-06-12 | 2025-06-13 | Available |
| KC4SIN | 14 | 59 | 2021-02-07 | 2023-02-08 | Available |
| KC4SIO | 13 | 65 | 2030-12-29 | — | Active |
| KC4SIP | 13 | 65 | 2019-04-17 | 2021-04-18 | Available |
| KC4SIQ | 13 | 67 | 2021-09-20 | 2023-09-21 | Available |
| KC4SIR | 14 | 61 | 2010-08-07 | 2012-08-08 | Available |
| KC4SIS | 14 | 59 | 2012-09-01 | 2014-09-02 | Available |
| KC4SIT | 13 | 57 | 2023-01-12 | 2025-01-13 | Available |
| KC4SIU | 14 | 61 | 2010-10-23 | 2012-10-24 | Available |
| KC4SIV | 13 | 63 | — | — | Available |
| KC4SIW | 13 | 63 | 2010-08-07 | 2012-08-08 | Available |
| KC4SIX | 13 | 65 | 2033-05-30 | — | Active |
| KC4SIY | 13 | 67 | — | — | Available |
| KC4SIZ | 13 | 65 | 2000-08-07 | 2002-08-08 | Available |
| KC4SJA | 13 | 69 | 2011-12-03 | 2013-12-04 | Available |
| KC4SJB | 13 | 73 | — | — | Available |
| KC4SJC | 13 | 75 | 2030-10-16 | — | Active |
| KC4SJD | 13 | 71 | 2001-04-30 | 2003-05-01 | Available |
| KC4SJE | 13 | 65 | 2023-03-16 | 2025-03-17 | Available |
| KC4SJF | 13 | 73 | — | — | Available |
| KC4SJG | 12 | 73 | — | — | Available |
| KC4SJH | 13 | 71 | 2010-10-30 | 2012-10-31 | Available |
| KC4SJI | 14 | 67 | — | — | Available |
| KC4SJJ | 14 | 77 | 2000-08-07 | 2002-08-08 | Available |
| KC4SJK | 13 | 73 | — | — | Available |
| KC4SJL | 13 | 73 | 2021-05-25 | — | Active |