District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KA4OFG | 10 | 69 | 1998-02-09 | 2000-02-10 | Available |
| KA4OFH | 11 | 67 | — | — | Available |
| KA4OFI | 12 | 63 | — | — | Available |
| KA4OFJ | 12 | 73 | — | — | Available |
| KA4OFK | 11 | 69 | — | — | Available |
| KA4OFL | 11 | 69 | — | — | Available |
| KA4OFM | 10 | 67 | 1998-11-08 | 2000-11-09 | Available |
| KA4OFN | 12 | 65 | — | — | Available |
| KA4OFO | 11 | 71 | 2035-04-18 | — | Active |
| KA4OFP | 11 | 71 | 2005-07-24 | 2007-07-25 | Available |
| KA4OFQ | 11 | 73 | 2015-07-26 | 2017-07-27 | Available |
| KA4OFR | 12 | 67 | 2005-08-30 | 2007-08-31 | Available |
| KA4OFS | 12 | 65 | — | — | Available |
| KA4OFT | 11 | 63 | — | — | Available |
| KA4OFU | 12 | 67 | 2011-08-20 | 2013-08-21 | Available |
| KA4OFV | 11 | 69 | 2027-03-12 | — | Active |
| KA4OFW | 11 | 69 | — | — | Available |
| KA4OFX | 11 | 71 | — | — | Available |
| KA4OFY | 11 | 73 | — | — | Available |
| KA4OFZ | 11 | 71 | — | — | Available |
| KA4OGA | 10 | 65 | — | — | Available |
| KA4OGB | 10 | 69 | 2017-06-11 | 2019-06-12 | Available |
| KA4OGC | 10 | 71 | — | — | Available |
| KA4OGD | 10 | 67 | — | — | Available |
| KA4OGE | 10 | 61 | — | — | Available |
| KA4OGF | 10 | 69 | — | — | Available |
| KA4OGG | 9 | 69 | — | — | Available |
| KA4OGH | 10 | 67 | — | — | Available |
| KA4OGI | 11 | 63 | — | — | Available |
| KA4OGJ | 11 | 73 | — | — | Available |
| KA4OGK | 10 | 69 | — | — | Available |
| KA4OGL | 10 | 69 | 2005-11-28 | 2007-11-29 | Available |
| KA4OGM | 9 | 67 | 2007-03-20 | 2009-03-21 | Available |
| KA4OGN | 11 | 65 | — | — | Available |
| KA4OGO | 10 | 71 | — | — | Available |
| KA4OGP | 10 | 71 | — | — | Available |
| KA4OGQ | 10 | 73 | 2005-08-07 | 2007-08-08 | Available |
| KA4OGR | 11 | 67 | — | — | Available |
| KA4OGS | 11 | 65 | — | — | Available |
| KA4OGT | 10 | 63 | — | — | Available |
| KA4OGU | 11 | 67 | — | — | Available |
| KA4OGV | 10 | 69 | — | — | Available |
| KA4OGW | 10 | 69 | — | — | Available |
| KA4OGX | 10 | 71 | 2005-11-28 | 2007-11-29 | Available |
| KA4OGY | 10 | 73 | — | — | Available |
| KA4OGZ | 10 | 71 | — | — | Available |
| KA4OHA | 11 | 63 | 2003-04-13 | 2005-04-14 | Available |
| KA4OHB | 11 | 67 | — | — | Available |
| KA4OHC | 11 | 69 | — | — | Available |
| KA4OHD | 11 | 65 | — | — | Available |
| KA4OHE | 11 | 59 | — | — | Available |
| KA4OHF | 11 | 67 | — | — | Available |
| KA4OHG | 10 | 67 | — | — | Available |
| KA4OHH | 11 | 65 | — | — | Available |
| KA4OHI | 12 | 61 | 2017-02-27 | 2019-02-28 | Available |
| KA4OHJ | 12 | 71 | — | — | Available |
| KA4OHK | 11 | 67 | — | — | Available |
| KA4OHL | 11 | 67 | 2027-09-30 | — | Active |
| KA4OHM | 10 | 65 | 2034-03-29 | — | Active |
| KA4OHN | 12 | 63 | — | — | Available |
| KA4OHO | 11 | 69 | 2025-08-25 | — | Active |
| KA4OHP | 11 | 69 | — | — | Available |
| KA4OHQ | 11 | 71 | — | — | Available |
| KA4OHR | 12 | 65 | — | — | Available |
| KA4OHS | 12 | 63 | — | — | Available |
| KA4OHT | 11 | 61 | 2007-01-10 | 2009-01-11 | Available |
| KA4OHU | 12 | 65 | — | — | Available |
| KA4OHV | 11 | 67 | — | — | Available |
| KA4OHW | 11 | 67 | — | — | Available |
| KA4OHX | 11 | 69 | 2031-01-31 | — | Active |
| KA4OHY | 11 | 71 | — | — | Available |
| KA4OHZ | 11 | 69 | — | — | Available |
| KA4OIA | 12 | 59 | — | — | Available |
| KA4OIB | 12 | 63 | — | — | Available |
| KA4OIC | 12 | 65 | — | — | Available |
| KA4OID | 12 | 61 | — | — | Available |
| KA4OIE | 12 | 55 | — | — | Available |
| KA4OIF | 12 | 63 | — | — | Available |
| KA4OIG | 11 | 63 | — | — | Available |
| KA4OIH | 12 | 61 | — | — | Available |
| KA4OII | 13 | 57 | 2027-12-14 | — | Active |
| KA4OIJ | 13 | 67 | 2005-02-28 | 2007-03-01 | Available |
| KA4OIK | 12 | 63 | 2015-01-17 | 2017-01-18 | Available |
| KA4OIL | 12 | 63 | 2027-01-23 | — | Active |
| KA4OIM | 11 | 61 | 2016-07-30 | 2018-07-31 | Available |
| KA4OIN | 13 | 59 | — | — | Available |
| KA4OIO | 12 | 65 | — | — | Available |
| KA4OIP | 12 | 65 | — | — | Available |
| KA4OIQ | 12 | 67 | — | — | Available |
| KA4OIR | 13 | 61 | — | — | Available |
| KA4OIS | 13 | 59 | — | — | Available |
| KA4OIT | 12 | 57 | 2005-11-28 | 2007-11-29 | Available |
| KA4OIU | 13 | 61 | — | — | Available |
| KA4OIV | 12 | 63 | — | — | Available |
| KA4OIW | 12 | 63 | — | — | Available |
| KA4OIX | 12 | 65 | — | — | Available |
| KA4OIY | 12 | 67 | — | — | Available |
| KA4OIZ | 12 | 65 | — | — | Available |
| KA4OJA | 12 | 69 | — | — | Available |
| KA4OJB | 12 | 73 | — | — | Available |