District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| W4UNF | 11 | 53 | 2016-03-20 | 2018-03-21 | Available |
| W4UNG | 10 | 53 | 2004-04-05 | 2006-04-06 | Available |
| W4UNH | 11 | 51 | 2034-12-28 | — | Active (Vanity) |
| W4UNI | 12 | 47 | 2035-05-16 | — | Active (Vanity) |
| W4UNJ | 12 | 57 | — | — | Available |
| W4UNK | 11 | 53 | 2032-12-09 | — | Active (Vanity) |
| W4UNL | 11 | 53 | 2017-11-18 | 2019-11-19 | Available |
| W4UNM | 10 | 51 | 2027-09-05 | — | Active (Vanity) |
| W4UNN | 12 | 49 | — | — | Available |
| W4UNO | 11 | 55 | 2033-03-13 | — | Active (Vanity) |
| W4UNP | 11 | 55 | 2035-01-31 | — | Active |
| W4UNQ | 11 | 57 | 1998-04-19 | 2000-04-20 | Available |
| W4UNR | 12 | 51 | 2028-08-13 | — | Active |
| W4UNS | 12 | 49 | — | — | Available |
| W4UNT | 11 | 47 | 2018-01-12 | 2020-01-13 | Available |
| W4UNU | 12 | 51 | 2035-07-19 | — | Active (Vanity) |
| W4UNV | 11 | 53 | 2030-10-20 | — | Active (Vanity) |
| W4UNW | 11 | 53 | — | — | Available |
| W4UNX | 11 | 55 | 2035-12-17 | — | Active (Vanity) |
| W4UNY | 11 | 57 | 1998-03-29 | 2000-03-30 | Available |
| W4UNZ | 11 | 55 | 2012-04-07 | 2014-04-08 | Available |
| W4UOA | 10 | 55 | 2036-11-04 | — | Active (Vanity) |
| W4UOB | 10 | 59 | — | — | Available |
| W4UOC | 10 | 61 | 2033-06-01 | — | Active |
| W4UOD | 10 | 57 | 2027-08-26 | — | Active |
| W4UOE | 10 | 51 | — | — | Available |
| W4UOF | 10 | 59 | 2029-02-15 | — | Active |
| W4UOG | 9 | 59 | 2032-12-21 | — | Active |
| W4UOH | 10 | 57 | — | — | Available |
| W4UOI | 11 | 53 | 2028-03-05 | — | Active |
| W4UOJ | 11 | 63 | 2029-02-23 | — | Active |
| W4UOK | 10 | 59 | 2020-05-25 | 2022-05-26 | Available |
| W4UOL | 10 | 59 | 2017-05-06 | 2019-05-07 | Available |
| W4UOM | 9 | 57 | — | — | Available |
| W4UON | 11 | 55 | — | — | Available |
| W4UOO | 10 | 61 | 2032-06-25 | — | Active (Vanity) |
| W4UOP | 10 | 61 | — | — | Available |
| W4UOQ | 10 | 63 | 2029-06-04 | — | Active (Vanity) |
| W4UOR | 11 | 57 | 2014-08-09 | 2016-08-10 | Available |
| W4UOS | 11 | 55 | — | — | Available |
| W4UOT | 10 | 53 | 2036-07-24 | — | Active |
| W4UOU | 11 | 57 | 1998-02-02 | 2000-02-03 | Available |
| W4UOV | 10 | 59 | — | — | Available |
| W4UOW | 10 | 59 | 2026-04-19 | — | Active |
| W4UOX | 10 | 61 | — | — | Available |
| W4UOY | 10 | 63 | — | — | Available |
| W4UOZ | 10 | 61 | — | — | Available |
| W4UPA | 10 | 55 | — | — | Available |
| W4UPB | 10 | 59 | 2005-09-20 | 2007-09-21 | Available |
| W4UPC | 10 | 61 | — | — | Available |
| W4UPD | 10 | 57 | 2032-06-22 | — | Active (Vanity) |
| W4UPE | 10 | 51 | 2003-12-28 | 2005-12-29 | Available |
| W4UPF | 10 | 59 | — | — | Available |
| W4UPG | 9 | 59 | — | — | Available |
| W4UPH | 10 | 57 | — | — | Available |
| W4UPI | 11 | 53 | — | — | Available |
| W4UPJ | 11 | 63 | 2028-06-01 | — | Active (Vanity) |
| W4UPK | 10 | 59 | — | — | Available |
| W4UPL | 10 | 59 | — | — | Available |
| W4UPM | 9 | 57 | 1997-10-06 | 1999-10-07 | Available |
| W4UPN | 11 | 55 | — | — | Available |
| W4UPO | 10 | 61 | — | — | Available |
| W4UPP | 10 | 61 | 2022-05-05 | 2024-05-06 | Available |
| W4UPQ | 10 | 63 | — | — | Available |
| W4UPR | 11 | 57 | 2036-12-06 | — | Active (Vanity) |
| W4UPS | 11 | 55 | 2031-04-13 | — | Active (Vanity) |
| W4UPT | 10 | 53 | 2036-09-05 | — | Active (Vanity) |
| W4UPU | 11 | 57 | — | — | Available |
| W4UPV | 10 | 59 | 2005-07-12 | 2007-07-13 | Available |
| W4UPW | 10 | 59 | 2032-09-01 | — | Active |
| W4UPX | 10 | 61 | — | — | Available |
| W4UPY | 10 | 63 | — | — | Available |
| W4UPZ | 10 | 61 | 2017-07-07 | 2019-07-08 | Available |
| W4UQA | 10 | 57 | — | — | Available |
| W4UQB | 10 | 61 | — | — | Available |
| W4UQC | 10 | 63 | — | — | Available |
| W4UQD | 10 | 59 | 2005-11-28 | 2007-11-29 | Available |
| W4UQE | 10 | 53 | 2006-12-30 | 2008-12-31 | Available |
| W4UQF | 10 | 61 | 2006-08-07 | 2008-08-08 | Available |
| W4UQG | 9 | 61 | — | — | Available |
| W4UQH | 10 | 59 | 2006-03-18 | 2008-03-19 | Available |
| W4UQI | 11 | 55 | 2016-02-08 | 2018-02-09 | Available |
| W4UQJ | 11 | 65 | — | — | Available |
| W4UQK | 10 | 61 | — | — | Available |
| W4UQL | 10 | 61 | — | — | Available |
| W4UQM | 9 | 59 | 2015-03-25 | 2017-03-26 | Available |
| W4UQN | 11 | 57 | — | — | Available |
| W4UQO | 10 | 63 | 1997-11-17 | 1999-11-18 | Available |
| W4UQP | 10 | 63 | 1997-10-27 | 1999-10-28 | Available |
| W4UQQ | 10 | 65 | — | — | Available |
| W4UQR | 11 | 59 | 2035-01-18 | — | Active (Vanity) |
| W4UQS | 11 | 57 | — | — | Available |
| W4UQT | 10 | 55 | 2026-07-16 | — | Active (Vanity) |
| W4UQU | 11 | 59 | — | — | Available |
| W4UQV | 10 | 61 | — | — | Available |
| W4UQW | 10 | 61 | 2007-07-02 | 2009-07-03 | Available |
| W4UQX | 10 | 63 | — | — | Available |
| W4UQY | 10 | 65 | — | — | Available |
| W4UQZ | 10 | 63 | — | — | Available |
| W4URA | 11 | 51 | — | — | Available |