District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| W4SDQ | 10 | 57 | 1998-06-14 | 2000-06-15 | Available |
| W4SDR | 11 | 51 | 2030-12-28 | — | Active (Vanity) |
| W4SDS | 11 | 49 | 2034-09-30 | — | Active (Vanity) |
| W4SDT | 10 | 47 | 2016-12-09 | 2018-12-10 | Available |
| W4SDU | 11 | 51 | — | — | Available |
| W4SDV | 10 | 53 | — | — | Available |
| W4SDW | 10 | 53 | 2035-05-06 | — | Active (Vanity) |
| W4SDX | 10 | 55 | 2028-05-18 | — | Active (Vanity) |
| W4SDY | 10 | 57 | 2036-01-29 | — | Active (Vanity) |
| W4SDZ | 10 | 55 | — | — | Available |
| W4SEA | 10 | 43 | 2027-10-09 | — | Active (Vanity) |
| W4SEB | 10 | 47 | 2027-02-09 | — | Active (Vanity) |
| W4SEC | 10 | 49 | 2028-07-08 | — | Active (Vanity) |
| W4SED | 10 | 45 | 2028-07-22 | — | Active (Vanity) |
| W4SEE | 10 | 39 | 2019-04-08 | — | Active (Vanity) |
| W4SEF | 10 | 47 | 2028-11-06 | — | Active (Vanity) |
| W4SEG | 9 | 47 | 2027-09-08 | — | Active (Vanity) |
| W4SEH | 10 | 45 | 2031-09-08 | — | Active (Vanity) |
| W4SEI | 11 | 41 | — | — | Available |
| W4SEJ | 11 | 51 | 2033-04-07 | — | Active (Vanity) |
| W4SEK | 10 | 47 | 2034-05-21 | — | Active (Vanity) |
| W4SEL | 10 | 47 | 2024-08-06 | 2026-08-07 | Available |
| W4SEM | 9 | 45 | 2035-09-09 | — | Active (Vanity) |
| W4SEN | 11 | 43 | — | — | Available |
| W4SEO | 10 | 49 | — | — | Available |
| W4SEP | 10 | 49 | 2030-05-19 | — | Active (Vanity) |
| W4SEQ | 10 | 51 | 2031-09-13 | — | Active (Vanity) |
| W4SER | 11 | 45 | 2028-01-06 | — | Active (Vanity) |
| W4SES | 11 | 43 | 2029-05-12 | — | Active (Vanity) |
| W4SET | 10 | 41 | 2028-11-18 | — | Active (Vanity) |
| W4SEU | 11 | 45 | — | — | Available |
| W4SEV | 10 | 47 | 2030-11-03 | — | Active (Vanity) |
| W4SEW | 10 | 47 | 2028-10-03 | — | Active (Vanity) |
| W4SEX | 10 | 49 | 2034-04-11 | — | Active (Vanity) |
| W4SEY | 10 | 51 | 2031-03-01 | — | Active (Vanity) |
| W4SEZ | 10 | 49 | 2033-02-07 | — | Active (Vanity) |
| W4SFA | 10 | 51 | 2030-05-29 | — | Active (Vanity) |
| W4SFB | 10 | 55 | 2035-04-12 | — | Active (Vanity) |
| W4SFC | 10 | 57 | 2036-04-18 | — | Active (Vanity) |
| W4SFD | 10 | 53 | 2036-04-17 | — | Active (Vanity) |
| W4SFE | 10 | 47 | — | — | Available |
| W4SFF | 10 | 55 | 2022-11-02 | 2024-11-03 | Available |
| W4SFG | 9 | 55 | 2036-04-01 | — | Active (Vanity) |
| W4SFH | 10 | 53 | — | — | Available |
| W4SFI | 11 | 49 | 2028-03-20 | — | Active (Vanity) |
| W4SFJ | 11 | 59 | 2036-10-09 | — | Active (Vanity) |
| W4SFK | 10 | 55 | — | — | Available |
| W4SFL | 10 | 55 | 2029-12-24 | — | Active (Vanity) |
| W4SFM | 9 | 53 | 2035-08-12 | — | Active (Vanity) |
| W4SFN | 11 | 51 | — | — | Available |
| W4SFO | 10 | 57 | 2017-06-06 | 2019-06-07 | Available |
| W4SFP | 10 | 57 | 2033-09-07 | — | Active (Vanity) |
| W4SFQ | 10 | 59 | — | — | Available |
| W4SFR | 11 | 53 | 2025-04-15 | — | Active (Vanity) |
| W4SFS | 11 | 51 | — | — | Available |
| W4SFT | 10 | 49 | 2034-01-09 | — | Active (Vanity) |
| W4SFU | 11 | 53 | — | — | Available |
| W4SFV | 10 | 55 | — | — | Available |
| W4SFW | 10 | 55 | — | — | Available |
| W4SFX | 10 | 57 | 2034-01-23 | — | Active (Vanity) |
| W4SFY | 10 | 59 | — | — | Available |
| W4SFZ | 10 | 57 | 2034-04-02 | — | Active (Vanity) |
| W4SGA | 9 | 51 | 2036-08-22 | — | Active (Vanity) |
| W4SGB | 9 | 55 | 2034-12-28 | — | Active (Vanity) |
| W4SGC | 9 | 57 | 2032-02-18 | — | Active (Vanity) |
| W4SGD | 9 | 53 | — | — | Available |
| W4SGE | 9 | 47 | 2030-01-15 | — | Active (Vanity) |
| W4SGF | 9 | 55 | 2006-09-04 | 2008-09-05 | Available |
| W4SGG | 8 | 55 | 2035-01-06 | — | Active (Vanity) |
| W4SGH | 9 | 53 | 2034-03-22 | — | Active (Vanity) |
| W4SGI | 10 | 49 | — | — | Available |
| W4SGJ | 10 | 59 | 2028-02-22 | — | Active (Vanity) |
| W4SGK | 9 | 55 | 2035-03-13 | — | Active (Vanity) |
| W4SGL | 9 | 55 | 2027-05-19 | — | Active (Vanity) |
| W4SGM | 8 | 53 | 2031-05-11 | — | Active (Vanity) |
| W4SGN | 10 | 51 | 2032-09-27 | — | Active (Vanity) |
| W4SGO | 9 | 57 | 2028-08-27 | — | Active |
| W4SGP | 9 | 57 | 2035-02-12 | — | Active |
| W4SGQ | 9 | 59 | — | — | Available |
| W4SGR | 10 | 53 | 2032-05-10 | — | Active (Vanity) |
| W4SGS | 10 | 51 | 2030-02-26 | — | Active (Vanity) |
| W4SGT | 9 | 49 | 2034-04-26 | — | Active (Vanity) |
| W4SGU | 10 | 53 | 2016-06-24 | 2018-06-25 | Available |
| W4SGV | 9 | 55 | 2035-02-24 | — | Active (Vanity) |
| W4SGW | 9 | 55 | 2022-03-07 | 2024-03-08 | Available |
| W4SGX | 9 | 57 | — | — | Available |
| W4SGY | 9 | 59 | — | — | Available |
| W4SGZ | 9 | 57 | — | — | Available |
| W4SHA | 10 | 49 | 2024-03-05 | 2026-03-06 | Available |
| W4SHB | 10 | 53 | 2034-05-07 | — | Active (Vanity) |
| W4SHC | 10 | 55 | 2032-05-22 | — | Active (Vanity) |
| W4SHD | 10 | 51 | — | — | Available |
| W4SHE | 10 | 45 | 2036-04-25 | — | Active |
| W4SHF | 10 | 53 | 2031-06-01 | — | Active (Vanity) |
| W4SHG | 9 | 53 | 2032-07-02 | — | Active (Vanity) |
| W4SHH | 10 | 51 | — | — | Available |
| W4SHI | 11 | 47 | 2032-03-20 | — | Active (Vanity) |
| W4SHJ | 11 | 57 | — | — | Available |
| W4SHK | 10 | 53 | 2005-07-28 | 2007-07-29 | Available |
| W4SHL | 10 | 53 | 2026-11-04 | — | Active (Vanity) |