District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KC4ORE | 12 | 65 | 2030-06-05 | — | Active |
| KC4ORF | 12 | 73 | 2000-02-13 | 2002-02-14 | Available |
| KC4ORG | 11 | 73 | — | — | Available |
| KC4ORH | 12 | 71 | 2000-02-13 | 2002-02-14 | Available |
| KC4ORI | 13 | 67 | 2010-04-03 | 2012-04-04 | Available |
| KC4ORJ | 13 | 77 | 2000-02-13 | 2002-02-14 | Available |
| KC4ORK | 12 | 73 | 2000-02-13 | 2002-02-14 | Available |
| KC4ORL | 12 | 73 | 2000-08-28 | 2002-08-29 | Available |
| KC4ORM | 11 | 71 | 2020-03-27 | 2022-03-28 | Available |
| KC4ORN | 13 | 69 | — | — | Available |
| KC4ORO | 12 | 75 | 2002-04-07 | 2004-04-08 | Available |
| KC4ORP | 12 | 75 | — | — | Available |
| KC4ORQ | 12 | 77 | — | — | Available |
| KC4ORR | 13 | 71 | 2000-02-13 | 2002-02-14 | Available |
| KC4ORS | 13 | 69 | 2000-02-13 | 2002-02-14 | Available |
| KC4ORT | 12 | 67 | 2000-02-13 | 2002-02-14 | Available |
| KC4ORU | 13 | 71 | — | — | Available |
| KC4ORV | 12 | 73 | 2000-02-13 | 2002-02-14 | Available |
| KC4ORW | 12 | 73 | 2031-02-08 | — | Active |
| KC4ORX | 12 | 75 | — | — | Available |
| KC4ORY | 12 | 77 | — | — | Available |
| KC4ORZ | 12 | 75 | 2032-08-04 | — | Active |
| KC4OSA | 12 | 67 | 2000-02-20 | 2002-02-21 | Available |
| KC4OSB | 12 | 71 | 2000-02-20 | 2002-02-21 | Available |
| KC4OSC | 12 | 73 | — | — | Available |
| KC4OSD | 12 | 69 | 2032-01-25 | — | Active |
| KC4OSE | 12 | 63 | — | — | Available |
| KC4OSF | 12 | 71 | 2000-02-20 | 2002-02-21 | Available |
| KC4OSG | 11 | 71 | 2000-02-20 | 2002-02-21 | Available |
| KC4OSH | 12 | 69 | — | — | Available |
| KC4OSI | 13 | 65 | 2020-03-27 | 2022-03-28 | Available |
| KC4OSJ | 13 | 75 | 1998-02-27 | 2000-02-28 | Available |
| KC4OSK | 12 | 71 | — | — | Available |
| KC4OSL | 12 | 71 | 2000-02-20 | 2002-02-21 | Available |
| KC4OSM | 11 | 69 | — | — | Available |
| KC4OSN | 13 | 67 | — | — | Available |
| KC4OSO | 12 | 73 | — | — | Available |
| KC4OSP | 12 | 73 | 2010-03-27 | 2012-03-28 | Available |
| KC4OSQ | 12 | 75 | 2000-02-20 | 2002-02-21 | Available |
| KC4OSR | 13 | 69 | — | — | Available |
| KC4OSS | 13 | 67 | 2000-02-20 | 2002-02-21 | Available |
| KC4OST | 12 | 65 | — | — | Available |
| KC4OSU | 13 | 69 | — | — | Available |
| KC4OSV | 12 | 71 | 2028-12-22 | — | Active |
| KC4OSW | 12 | 71 | 2010-02-20 | 2012-02-21 | Available |
| KC4OSX | 12 | 73 | 2000-02-20 | 2002-02-21 | Available |
| KC4OSY | 12 | 75 | 2010-02-20 | 2012-02-21 | Available |
| KC4OSZ | 12 | 73 | 2021-04-09 | 2023-04-10 | Available |
| KC4OTA | 11 | 65 | — | — | Available |
| KC4OTB | 11 | 69 | — | — | Available |
| KC4OTC | 11 | 71 | — | — | Available |
| KC4OTD | 11 | 67 | 2031-02-23 | — | Active |
| KC4OTE | 11 | 61 | 2010-02-20 | 2012-02-21 | Available |
| KC4OTF | 11 | 69 | 2000-02-20 | 2002-02-21 | Available |
| KC4OTG | 10 | 69 | — | — | Available |
| KC4OTH | 11 | 67 | — | — | Available |
| KC4OTI | 12 | 63 | — | — | Available |
| KC4OTJ | 12 | 73 | 2030-02-20 | — | Active |
| KC4OTK | 11 | 69 | 2000-11-27 | 2002-11-28 | Available |
| KC4OTL | 11 | 69 | 2010-10-09 | 2012-10-10 | Available |
| KC4OTM | 10 | 67 | 2010-05-22 | 2012-05-23 | Available |
| KC4OTN | 12 | 65 | 2000-04-03 | 2002-04-04 | Available |
| KC4OTO | 11 | 71 | — | — | Available |
| KC4OTP | 11 | 71 | — | — | Available |
| KC4OTQ | 11 | 73 | — | — | Available |
| KC4OTR | 12 | 67 | — | — | Available |
| KC4OTS | 12 | 65 | — | — | Available |
| KC4OTT | 11 | 63 | 2000-02-20 | 2002-02-21 | Available |
| KC4OTU | 12 | 67 | — | — | Available |
| KC4OTV | 11 | 69 | — | — | Available |
| KC4OTW | 11 | 69 | — | — | Available |
| KC4OTX | 11 | 71 | 2000-02-20 | 2002-02-21 | Available |
| KC4OTY | 11 | 73 | 2000-02-20 | 2002-02-21 | Available |
| KC4OTZ | 11 | 71 | 2000-02-20 | 2002-02-21 | Available |
| KC4OUA | 12 | 69 | 2034-06-26 | — | Active |
| KC4OUB | 12 | 73 | — | — | Available |
| KC4OUC | 12 | 75 | 2012-03-10 | 2014-03-11 | Available |
| KC4OUD | 12 | 71 | 2001-02-05 | 2003-02-06 | Available |
| KC4OUE | 12 | 65 | 2010-02-20 | 2012-02-21 | Available |
| KC4OUF | 12 | 73 | 2000-02-20 | 2002-02-21 | Available |
| KC4OUG | 11 | 73 | 2011-01-22 | 2013-01-23 | Available |
| KC4OUH | 12 | 71 | — | — | Available |
| KC4OUI | 13 | 67 | 2014-04-19 | 2016-04-20 | Available |
| KC4OUJ | 13 | 77 | 2008-01-20 | 2010-01-21 | Available |
| KC4OUK | 12 | 73 | 2034-02-08 | — | Active |
| KC4OUL | 12 | 73 | 2030-04-10 | — | Active |
| KC4OUM | 11 | 71 | 2000-02-27 | 2002-02-28 | Available |
| KC4OUN | 13 | 69 | — | — | Available |
| KC4OUO | 12 | 75 | 2000-02-27 | 2002-02-28 | Available |
| KC4OUP | 12 | 75 | — | — | Available |
| KC4OUQ | 12 | 77 | — | — | Available |
| KC4OUR | 13 | 71 | — | — | Available |
| KC4OUS | 13 | 69 | 2020-02-27 | 2022-02-28 | Available |
| KC4OUT | 12 | 67 | 2000-05-22 | 2002-05-23 | Available |
| KC4OUU | 13 | 71 | 2005-03-08 | 2007-03-09 | Available |
| KC4OUV | 12 | 73 | — | — | Available |
| KC4OUW | 12 | 73 | — | — | Available |
| KC4OUX | 12 | 75 | — | — | Available |
| KC4OUY | 12 | 77 | 2000-02-27 | 2002-02-28 | Available |
| KC4OUZ | 12 | 75 | — | — | Available |