District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| W4OTA | 9 | 51 | 2028-05-06 | — | Active |
| W4OTB | 9 | 55 | — | — | Available |
| W4OTC | 9 | 57 | 2028-01-03 | — | Active |
| W4OTD | 9 | 53 | — | — | Available |
| W4OTE | 9 | 47 | — | — | Available |
| W4OTF | 9 | 55 | — | — | Available |
| W4OTG | 8 | 55 | 2008-02-24 | 2010-02-25 | Available |
| W4OTH | 9 | 53 | 2027-06-05 | — | Active (Vanity) |
| W4OTI | 10 | 49 | 2029-02-20 | — | Active (Vanity) |
| W4OTJ | 10 | 59 | 2013-09-28 | 2015-09-29 | Available |
| W4OTK | 9 | 55 | — | — | Available |
| W4OTL | 9 | 55 | — | — | Available |
| W4OTM | 8 | 53 | — | — | Pending Application |
| W4OTN | 10 | 51 | 2015-07-14 | 2017-07-15 | Available |
| W4OTO | 9 | 57 | 2024-07-16 | 2026-07-17 | Available |
| W4OTP | 9 | 57 | 2033-10-17 | — | Active (Vanity) |
| W4OTQ | 9 | 59 | 2030-09-30 | — | Active (Vanity) |
| W4OTR | 10 | 53 | 2028-05-22 | — | Active (Vanity) |
| W4OTS | 10 | 51 | 2029-08-02 | — | Active (Vanity) |
| W4OTT | 9 | 49 | 2028-03-31 | — | Active |
| W4OTU | 10 | 53 | 1997-09-01 | 1999-09-02 | Available |
| W4OTV | 9 | 55 | 2034-07-16 | — | Active (Vanity) |
| W4OTW | 9 | 55 | 2028-10-05 | — | Active (Vanity) |
| W4OTX | 9 | 57 | 2033-12-14 | — | Active (Vanity) |
| W4OTY | 9 | 59 | — | — | Available |
| W4OTZ | 9 | 57 | — | — | Available |
| W4OUA | 10 | 55 | 2016-03-20 | 2018-03-21 | Available |
| W4OUB | 10 | 59 | 2006-11-15 | 2008-11-16 | Available |
| W4OUC | 10 | 61 | 2027-03-10 | — | Active |
| W4OUD | 10 | 57 | 2020-07-10 | 2022-07-11 | Available |
| W4OUE | 10 | 51 | — | — | Available |
| W4OUF | 10 | 59 | 2016-10-10 | 2018-10-11 | Available |
| W4OUG | 9 | 59 | 2013-08-24 | 2015-08-25 | Available |
| W4OUH | 10 | 57 | 2006-12-03 | 2008-12-04 | Available |
| W4OUI | 11 | 53 | 2025-11-28 | — | Active |
| W4OUJ | 11 | 63 | — | — | Available |
| W4OUK | 10 | 59 | 2031-01-26 | — | Active (Vanity) |
| W4OUL | 10 | 59 | — | — | Available |
| W4OUM | 9 | 57 | 2004-03-08 | 2006-03-09 | Available |
| W4OUN | 11 | 55 | 2032-02-23 | — | Active |
| W4OUO | 10 | 61 | 2018-05-14 | 2020-05-15 | Available |
| W4OUP | 10 | 61 | — | — | Available |
| W4OUQ | 10 | 63 | 2007-05-05 | 2009-05-06 | Available |
| W4OUR | 11 | 57 | 2027-04-03 | — | Active |
| W4OUS | 11 | 55 | — | — | Available |
| W4OUT | 10 | 53 | 2036-02-17 | — | Active (Vanity) |
| W4OUU | 11 | 57 | — | — | Available |
| W4OUV | 10 | 59 | 2014-07-16 | 2016-07-17 | Available |
| W4OUW | 10 | 59 | 2025-11-28 | — | Active |
| W4OUX | 10 | 61 | — | — | Available |
| W4OUY | 10 | 63 | — | — | Available |
| W4OUZ | 10 | 61 | 2027-02-21 | — | Active |
| W4OVA | 9 | 57 | 2000-07-17 | 2002-07-18 | Available |
| W4OVB | 9 | 61 | — | — | Available |
| W4OVC | 9 | 63 | 2014-11-24 | 2016-11-25 | Available |
| W4OVD | 9 | 59 | — | — | Available |
| W4OVE | 9 | 53 | 2025-01-14 | 2027-01-15 | Canceled (grace period) |
| W4OVF | 9 | 61 | 2020-10-28 | 2022-10-29 | Available |
| W4OVG | 8 | 61 | 2015-05-10 | 2017-05-11 | Available |
| W4OVH | 9 | 59 | 2028-04-28 | — | Active (Vanity) |
| W4OVI | 10 | 55 | 2015-01-18 | 2017-01-19 | Available |
| W4OVJ | 10 | 65 | — | — | Available |
| W4OVK | 9 | 61 | — | — | Available |
| W4OVL | 9 | 61 | 2004-11-19 | 2006-11-20 | Available |
| W4OVM | 8 | 59 | 2034-05-23 | — | Active (Vanity) |
| W4OVN | 10 | 57 | 2022-11-17 | 2024-11-18 | Available |
| W4OVO | 9 | 63 | 2007-02-26 | 2009-02-27 | Available |
| W4OVP | 9 | 63 | — | — | Available |
| W4OVQ | 9 | 65 | — | — | Available |
| W4OVR | 10 | 59 | — | — | Available |
| W4OVS | 10 | 57 | 2021-09-03 | 2023-09-04 | Available |
| W4OVT | 9 | 55 | 2035-03-17 | — | Active (Vanity) |
| W4OVU | 10 | 59 | 1998-07-22 | 2000-07-23 | Available |
| W4OVV | 9 | 61 | 2015-03-16 | 2017-03-17 | Available |
| W4OVW | 9 | 61 | — | — | Available |
| W4OVX | 9 | 63 | 2007-02-20 | 2009-02-21 | Available |
| W4OVY | 9 | 65 | — | — | Available |
| W4OVZ | 9 | 63 | 2036-05-08 | — | Active (Vanity) |
| W4OWA | 9 | 57 | 2014-12-20 | 2016-12-21 | Available |
| W4OWB | 9 | 61 | 2025-07-05 | — | Active |
| W4OWC | 9 | 63 | — | — | Available |
| W4OWD | 9 | 59 | 2015-12-04 | 2017-12-05 | Available |
| W4OWE | 9 | 53 | 2027-02-17 | — | Active (Vanity) |
| W4OWF | 9 | 61 | 2006-03-27 | 2008-03-28 | Available |
| W4OWG | 8 | 61 | 2036-05-19 | — | Active (Vanity) |
| W4OWH | 9 | 59 | 2034-03-04 | — | Active (Vanity) |
| W4OWI | 10 | 55 | 2014-12-22 | 2016-12-23 | Available |
| W4OWJ | 10 | 65 | 2017-07-25 | 2019-07-26 | Available |
| W4OWK | 9 | 61 | — | — | Available |
| W4OWL | 9 | 61 | 2026-07-19 | — | Active (Vanity) |
| W4OWM | 8 | 59 | 2014-09-03 | 2016-09-04 | Available |
| W4OWN | 10 | 57 | 2032-06-01 | — | Active (Vanity) |
| W4OWO | 9 | 63 | 2027-10-21 | — | Active |
| W4OWP | 9 | 63 | 2017-07-24 | 2019-07-25 | Available |
| W4OWQ | 9 | 65 | 2017-02-12 | 2019-02-13 | Available |
| W4OWR | 10 | 59 | 2028-11-04 | — | Active (Vanity) |
| W4OWS | 10 | 57 | 2017-11-24 | 2019-11-25 | Available |
| W4OWT | 9 | 55 | 2026-03-11 | — | Active |
| W4OWU | 10 | 59 | — | — | Available |
| W4OWV | 9 | 61 | 2001-04-16 | 2003-04-17 | Available |