District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| W4IBY | 10 | 57 | 2000-03-27 | 2002-03-28 | Available |
| W4IBZ | 10 | 55 | — | — | Available |
| W4ICA | 10 | 51 | — | — | Available |
| W4ICB | 10 | 55 | 2035-08-12 | — | Active (Vanity) |
| W4ICC | 10 | 57 | — | — | Available |
| W4ICD | 10 | 53 | — | — | Available |
| W4ICE | 10 | 47 | 2028-02-09 | — | Active (Vanity) |
| W4ICF | 10 | 55 | 2006-02-07 | 2008-02-08 | Available |
| W4ICG | 9 | 55 | 2014-04-02 | 2016-04-03 | Available |
| W4ICH | 10 | 53 | 2002-06-16 | 2004-06-17 | Available |
| W4ICI | 11 | 49 | — | — | Available |
| W4ICJ | 11 | 59 | — | — | Available |
| W4ICK | 10 | 55 | 2011-09-07 | 2013-09-08 | Available |
| W4ICL | 10 | 55 | 2018-08-12 | 2020-08-13 | Available |
| W4ICM | 9 | 53 | — | — | Available |
| W4ICN | 11 | 51 | 2035-02-11 | — | Active (Vanity) |
| W4ICO | 10 | 57 | — | — | Available |
| W4ICP | 10 | 57 | 2027-10-16 | — | Active (Vanity) |
| W4ICQ | 10 | 59 | 2025-08-22 | — | Active |
| W4ICR | 11 | 53 | — | — | Available |
| W4ICS | 11 | 51 | 2026-01-22 | — | Active (Vanity) |
| W4ICT | 10 | 49 | 2032-03-08 | — | Active (Vanity) |
| W4ICU | 11 | 53 | 2027-09-17 | — | Active (Vanity) |
| W4ICV | 10 | 55 | — | — | Available |
| W4ICW | 10 | 55 | 2034-12-09 | — | Active (Vanity) |
| W4ICX | 10 | 57 | 2014-02-24 | 2016-02-25 | Available |
| W4ICY | 10 | 59 | 2020-11-16 | 2022-11-17 | Available |
| W4ICZ | 10 | 57 | 2005-09-15 | 2007-09-16 | Available |
| W4IDA | 10 | 47 | 2034-05-04 | — | Active (Vanity) |
| W4IDB | 10 | 51 | 2033-11-14 | — | Active (Vanity) |
| W4IDC | 10 | 53 | 2011-12-03 | 2013-12-04 | Available |
| W4IDD | 10 | 49 | 2028-10-05 | — | Active (Vanity) |
| W4IDE | 10 | 43 | 2033-07-18 | — | Active (Vanity) |
| W4IDF | 10 | 51 | — | — | Available |
| W4IDG | 9 | 51 | — | — | Available |
| W4IDH | 10 | 49 | — | — | Available |
| W4IDI | 11 | 45 | 2022-09-11 | 2024-09-12 | Available |
| W4IDJ | 11 | 55 | 2036-02-09 | — | Active (Vanity) |
| W4IDK | 10 | 51 | 2036-03-06 | — | Active (Vanity) |
| W4IDL | 10 | 51 | 2005-12-05 | 2007-12-06 | Available |
| W4IDM | 9 | 49 | — | — | Available |
| W4IDN | 11 | 47 | — | — | Available |
| W4IDO | 10 | 53 | 2025-01-22 | 2027-01-23 | Canceled (grace period) |
| W4IDP | 10 | 53 | — | — | Available |
| W4IDQ | 10 | 55 | — | — | Available |
| W4IDR | 11 | 49 | 2021-03-20 | 2023-03-21 | Available |
| W4IDS | 11 | 47 | — | — | Available |
| W4IDT | 10 | 45 | — | — | Available |
| W4IDU | 11 | 49 | — | — | Available |
| W4IDV | 10 | 51 | — | — | Available |
| W4IDW | 10 | 51 | 2036-05-06 | — | Active (Vanity) |
| W4IDX | 10 | 53 | 2028-04-28 | — | Active (Vanity) |
| W4IDY | 10 | 55 | 2015-03-06 | 2017-03-07 | Available |
| W4IDZ | 10 | 53 | — | — | Available |
| W4IEA | 10 | 41 | — | — | Available |
| W4IEB | 10 | 45 | 2007-04-19 | 2009-04-20 | Available |
| W4IEC | 10 | 47 | 2028-12-11 | — | Active (Vanity) |
| W4IED | 10 | 43 | 2033-10-12 | — | Active (Vanity) |
| W4IEE | 10 | 37 | 2036-09-09 | — | Active (Vanity) |
| W4IEF | 10 | 45 | 2029-03-19 | — | Active (Vanity) |
| W4IEG | 9 | 45 | — | — | Available |
| W4IEH | 10 | 43 | — | — | Available |
| W4IEI | 11 | 39 | 2036-06-17 | — | Active (Vanity) |
| W4IEJ | 11 | 49 | — | — | Available |
| W4IEK | 10 | 45 | 2019-04-30 | 2021-05-01 | Available |
| W4IEL | 10 | 45 | — | — | Available |
| W4IEM | 9 | 43 | — | — | Available |
| W4IEN | 11 | 41 | 2036-08-04 | — | Active (Vanity) |
| W4IEO | 10 | 47 | 2017-11-17 | 2019-11-18 | Available |
| W4IEP | 10 | 47 | — | — | Available |
| W4IEQ | 10 | 49 | — | — | Available |
| W4IER | 11 | 43 | — | — | Available |
| W4IES | 11 | 41 | — | — | Available |
| W4IET | 10 | 39 | 2035-12-12 | — | Active (Vanity) |
| W4IEU | 11 | 43 | — | — | Available |
| W4IEV | 10 | 45 | 2002-08-12 | 2004-08-13 | Available |
| W4IEW | 10 | 45 | 2013-04-20 | 2015-04-21 | Available |
| W4IEX | 10 | 47 | — | — | Available |
| W4IEY | 10 | 49 | — | — | Available |
| W4IEZ | 10 | 47 | — | — | Available |
| W4IFA | 10 | 49 | — | — | Available |
| W4IFB | 10 | 53 | 2026-06-18 | — | Active (Vanity) |
| W4IFC | 10 | 55 | — | — | Available |
| W4IFD | 10 | 51 | — | — | Available |
| W4IFE | 10 | 45 | 2020-11-09 | 2022-11-10 | Available |
| W4IFF | 10 | 53 | — | — | Available |
| W4IFG | 9 | 53 | 2010-09-18 | 2012-09-19 | Available |
| W4IFH | 10 | 51 | — | — | Available |
| W4IFI | 11 | 47 | 2034-12-31 | — | Active (Vanity) |
| W4IFJ | 11 | 57 | — | — | Available |
| W4IFK | 10 | 53 | — | — | Available |
| W4IFL | 10 | 53 | — | — | Available |
| W4IFM | 9 | 51 | 2028-11-14 | — | Active (Vanity) |
| W4IFN | 11 | 49 | 2006-06-07 | 2008-06-08 | Available |
| W4IFO | 10 | 55 | — | — | Available |
| W4IFP | 10 | 55 | 2036-08-15 | — | Active (Vanity) |
| W4IFQ | 10 | 57 | — | — | Available |
| W4IFR | 11 | 51 | 2028-01-14 | — | Active (Vanity) |
| W4IFS | 11 | 49 | — | — | Available |
| W4IFT | 10 | 47 | — | — | Available |