District 4
2x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KB4UPA | 12 | 67 | — | — | Available |
| KB4UPB | 12 | 71 | — | — | Available |
| KB4UPC | 12 | 73 | — | — | Available |
| KB4UPD | 12 | 69 | — | — | Available |
| KB4UPE | 12 | 63 | — | — | Available |
| KB4UPF | 12 | 71 | — | — | Available |
| KB4UPG | 11 | 71 | — | — | Available |
| KB4UPH | 12 | 69 | 2026-05-13 | — | Active |
| KB4UPI | 13 | 65 | 2027-11-04 | — | Active |
| KB4UPJ | 13 | 75 | 2028-06-16 | — | Active |
| KB4UPK | 12 | 71 | — | — | Available |
| KB4UPL | 12 | 71 | — | — | Available |
| KB4UPM | 11 | 69 | — | — | Available |
| KB4UPN | 13 | 67 | — | — | Available |
| KB4UPO | 12 | 73 | 2027-10-17 | — | Active |
| KB4UPP | 12 | 73 | — | — | Available |
| KB4UPQ | 12 | 75 | — | — | Available |
| KB4UPR | 13 | 69 | — | — | Available |
| KB4UPS | 13 | 67 | — | — | Available |
| KB4UPT | 12 | 65 | — | — | Available |
| KB4UPU | 13 | 69 | — | — | Available |
| KB4UPV | 12 | 71 | — | — | Available |
| KB4UPW | 12 | 71 | 2022-12-22 | 2024-12-23 | Available |
| KB4UPX | 12 | 73 | 2006-07-30 | 2008-07-31 | Available |
| KB4UPY | 12 | 75 | — | — | Available |
| KB4UPZ | 12 | 73 | — | — | Available |
| KB4UQA | 12 | 69 | — | — | Available |
| KB4UQB | 12 | 73 | — | — | Available |
| KB4UQC | 12 | 75 | 2001-02-12 | 2003-02-13 | Available |
| KB4UQD | 12 | 71 | — | — | Available |
| KB4UQE | 12 | 65 | 2006-05-29 | 2008-05-30 | Available |
| KB4UQF | 12 | 73 | — | — | Available |
| KB4UQG | 11 | 73 | — | — | Available |
| KB4UQH | 12 | 71 | — | — | Available |
| KB4UQI | 13 | 67 | — | — | Available |
| KB4UQJ | 13 | 77 | — | — | Available |
| KB4UQK | 12 | 73 | — | — | Available |
| KB4UQL | 12 | 73 | 2001-06-09 | 2003-06-10 | Available |
| KB4UQM | 11 | 71 | 1999-04-18 | 2001-04-19 | Available |
| KB4UQN | 13 | 69 | 2006-05-22 | 2008-05-23 | Available |
| KB4UQO | 12 | 75 | — | — | Available |
| KB4UQP | 12 | 75 | — | — | Available |
| KB4UQQ | 12 | 77 | — | — | Available |
| KB4UQR | 13 | 71 | — | — | Available |
| KB4UQS | 13 | 69 | 2006-03-11 | 2008-03-12 | Available |
| KB4UQT | 12 | 67 | — | — | Available |
| KB4UQU | 13 | 71 | 2006-06-13 | 2008-06-14 | Available |
| KB4UQV | 12 | 73 | — | — | Available |
| KB4UQW | 12 | 73 | — | — | Available |
| KB4UQX | 12 | 75 | — | — | Available |
| KB4UQY | 12 | 77 | — | — | Available |
| KB4UQZ | 12 | 75 | 2016-05-17 | 2018-05-18 | Available |
| KB4URA | 13 | 63 | 2026-09-06 | — | Active |
| KB4URB | 13 | 67 | — | — | Available |
| KB4URC | 13 | 69 | 1997-09-29 | 1999-09-30 | Available |
| KB4URD | 13 | 65 | — | — | Available |
| KB4URE | 13 | 59 | — | — | Available |
| KB4URF | 13 | 67 | 2000-03-06 | 2002-03-07 | Available |
| KB4URG | 12 | 67 | 2006-08-07 | 2008-08-08 | Available |
| KB4URH | 13 | 65 | 2023-09-07 | 2025-09-08 | Available |
| KB4URI | 14 | 61 | — | — | Available |
| KB4URJ | 14 | 71 | — | — | Available |
| KB4URK | 13 | 67 | — | — | Available |
| KB4URL | 13 | 67 | — | — | Available |
| KB4URM | 12 | 65 | 2035-04-08 | — | Active |
| KB4URN | 14 | 63 | — | — | Available |
| KB4URO | 13 | 69 | 2006-06-04 | 2008-06-05 | Available |
| KB4URP | 13 | 69 | — | — | Available |
| KB4URQ | 13 | 71 | 1998-02-02 | 2000-02-03 | Available |
| KB4URR | 14 | 65 | 2027-11-28 | — | Active |
| KB4URS | 14 | 63 | 2006-10-04 | 2008-10-05 | Available |
| KB4URT | 13 | 61 | 1997-12-29 | 1999-12-30 | Available |
| KB4URU | 14 | 65 | 2017-01-27 | 2019-01-28 | Available |
| KB4URV | 13 | 67 | — | — | Available |
| KB4URW | 13 | 67 | — | — | Available |
| KB4URX | 13 | 69 | — | — | Available |
| KB4URY | 13 | 71 | — | — | Available |
| KB4URZ | 13 | 69 | — | — | Available |
| KB4USA | 13 | 61 | 2036-06-05 | — | Active |
| KB4USB | 13 | 65 | 2014-03-15 | 2016-03-16 | Available |
| KB4USC | 13 | 67 | 2027-06-17 | — | Active (Vanity) |
| KB4USD | 13 | 63 | — | — | Available |
| KB4USE | 13 | 57 | 2036-09-12 | — | Active |
| KB4USF | 13 | 65 | — | — | Available |
| KB4USG | 12 | 65 | 2036-06-14 | — | Active |
| KB4USH | 13 | 63 | 2006-09-09 | 2008-09-10 | Available |
| KB4USI | 14 | 59 | 2027-04-01 | — | Active |
| KB4USJ | 14 | 69 | — | — | Available |
| KB4USK | 13 | 65 | 2034-07-03 | — | Active |
| KB4USL | 13 | 65 | 2013-08-17 | 2015-08-18 | Available |
| KB4USM | 12 | 63 | 2006-03-14 | 2008-03-15 | Available |
| KB4USN | 14 | 61 | 2026-08-05 | — | Active |
| KB4USO | 13 | 67 | 2027-11-06 | — | Active |
| KB4USP | 13 | 67 | — | — | Available |
| KB4USQ | 13 | 69 | — | — | Available |
| KB4USR | 14 | 63 | — | — | Available |
| KB4USS | 14 | 61 | — | — | Available |
| KB4UST | 13 | 59 | — | — | Available |
| KB4USU | 14 | 63 | 2006-05-09 | 2008-05-10 | Available |
| KB4USV | 13 | 65 | 2016-05-29 | 2018-05-30 | Available |