District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4BCB | 10 | 57 | 2023-04-15 | 2025-04-16 | Available |
| N4BCC | 10 | 59 | 2030-10-17 | — | Active (Vanity) |
| N4BCD | 10 | 55 | 2028-03-29 | — | Active (Vanity) |
| N4BCE | 10 | 49 | 2036-03-10 | — | Active (Vanity) |
| N4BCF | 10 | 57 | 2034-04-06 | — | Active (Vanity) |
| N4BCG | 9 | 57 | — | — | Available |
| N4BCH | 10 | 55 | 2016-11-15 | 2018-11-16 | Available |
| N4BCI | 11 | 51 | 2006-01-28 | 2008-01-29 | Available |
| N4BCJ | 11 | 61 | 2035-03-11 | — | Active (Vanity) |
| N4BCK | 10 | 57 | 2031-03-02 | — | Active (Vanity) |
| N4BCL | 10 | 57 | 2027-11-04 | — | Active (Vanity) |
| N4BCM | 9 | 55 | 2022-10-16 | 2024-10-17 | Available |
| N4BCN | 11 | 53 | 2032-03-30 | — | Active |
| N4BCO | 10 | 59 | — | — | Available |
| N4BCP | 10 | 59 | 2018-06-01 | 2020-06-02 | Available |
| N4BCQ | 10 | 61 | 2030-01-31 | — | Active (Vanity) |
| N4BCR | 11 | 55 | 2029-07-22 | — | Active (Vanity) |
| N4BCS | 11 | 53 | 2016-05-21 | 2018-05-22 | Available |
| N4BCT | 10 | 51 | 2030-07-31 | — | Active (Vanity) |
| N4BCU | 11 | 55 | 2018-07-22 | 2020-07-23 | Available |
| N4BCV | 10 | 57 | 2034-07-15 | — | Active |
| N4BCW | 10 | 57 | 2029-07-20 | — | Active (Vanity) |
| N4BCX | 10 | 59 | 2033-09-26 | — | Active (Vanity) |
| N4BCY | 10 | 61 | 2034-04-30 | — | Active (Vanity) |
| N4BCZ | 10 | 59 | 2008-05-04 | 2010-05-05 | Available |
| N4BDA | 10 | 49 | 2028-05-07 | — | Active |
| N4BDB | 10 | 53 | 2034-07-16 | — | Active (Vanity) |
| N4BDC | 10 | 55 | 2034-04-20 | — | Active (Vanity) |
| N4BDD | 10 | 51 | — | — | Available |
| N4BDE | 10 | 45 | 2034-11-05 | — | Active (Vanity) |
| N4BDF | 10 | 53 | 2028-08-01 | — | Active |
| N4BDG | 9 | 53 | 2031-09-02 | — | Active |
| N4BDH | 10 | 51 | 2033-06-27 | — | Active (Vanity) |
| N4BDI | 11 | 47 | 2024-03-05 | 2026-03-06 | Available |
| N4BDJ | 11 | 57 | 2032-05-08 | — | Active (Vanity) |
| N4BDK | 10 | 53 | 2036-01-12 | — | Active (Vanity) |
| N4BDL | 10 | 53 | 2028-01-15 | — | Active (Vanity) |
| N4BDM | 9 | 51 | 2035-04-27 | — | Active |
| N4BDN | 11 | 49 | 2007-07-18 | 2009-07-19 | Available |
| N4BDO | 10 | 55 | 2027-03-14 | — | Active (Vanity) |
| N4BDP | 10 | 55 | 2029-07-09 | — | Active (Vanity) |
| N4BDQ | 10 | 57 | 2005-03-02 | 2007-03-03 | Available |
| N4BDR | 11 | 51 | 2036-01-10 | — | Active (Vanity) |
| N4BDS | 11 | 49 | 2035-06-19 | — | Active |
| N4BDT | 10 | 47 | 2033-07-25 | — | Active (Vanity) |
| N4BDU | 11 | 51 | 2014-09-14 | 2016-09-15 | Available |
| N4BDV | 10 | 53 | — | — | Available |
| N4BDW | 10 | 53 | 2036-02-09 | — | Active (Vanity) |
| N4BDX | 10 | 55 | 2023-09-10 | 2025-09-11 | Available |
| N4BDY | 10 | 57 | 2007-09-16 | 2009-09-17 | Available |
| N4BDZ | 10 | 55 | 2034-07-16 | — | Active (Vanity) |
| N4BEA | 10 | 43 | 2031-09-14 | — | Active (Vanity) |
| N4BEB | 10 | 47 | 2036-12-09 | — | Active (Vanity) |
| N4BEC | 10 | 49 | 2030-08-28 | — | Active (Vanity) |
| N4BED | 10 | 45 | 2029-04-23 | — | Active (Vanity) |
| N4BEE | 10 | 39 | 2027-03-14 | — | Active (Vanity) |
| N4BEF | 10 | 47 | — | — | Available |
| N4BEG | 9 | 47 | 2033-11-09 | — | Active (Vanity) |
| N4BEH | 10 | 45 | — | — | Available |
| N4BEI | 11 | 41 | 2024-07-08 | 2026-07-09 | Available |
| N4BEJ | 11 | 51 | 2014-10-24 | 2016-10-25 | Available |
| N4BEK | 10 | 47 | 2031-09-28 | — | Active (Vanity) |
| N4BEL | 10 | 47 | 2033-10-13 | — | Active (Vanity) |
| N4BEM | 9 | 45 | 1999-05-02 | 2001-05-03 | Available |
| N4BEN | 11 | 43 | 2027-06-10 | — | Active |
| N4BEO | 10 | 49 | 2033-11-23 | — | Active |
| N4BEP | 10 | 49 | 2008-09-15 | 2010-09-16 | Available |
| N4BEQ | 10 | 51 | 2001-10-05 | 2003-10-06 | Available |
| N4BER | 11 | 45 | 2030-03-10 | — | Active (Vanity) |
| N4BES | 11 | 43 | 2008-09-10 | 2010-09-11 | Available |
| N4BET | 10 | 41 | 2032-04-05 | — | Active (Vanity) |
| N4BEU | 11 | 45 | 2008-06-01 | 2010-06-02 | Available |
| N4BEV | 10 | 47 | 2030-08-19 | — | Active (Vanity) |
| N4BEW | 10 | 47 | 2029-12-18 | — | Active (Vanity) |
| N4BEX | 10 | 49 | 2036-04-24 | — | Active (Vanity) |
| N4BEY | 10 | 51 | — | — | Available |
| N4BEZ | 10 | 49 | 2027-12-02 | — | Active (Vanity) |
| N4BFA | 10 | 51 | 2028-06-29 | — | Active (Vanity) |
| N4BFB | 10 | 55 | 2031-06-22 | — | Active (Vanity) |
| N4BFC | 10 | 57 | 2024-03-05 | 2026-03-06 | Available |
| N4BFD | 10 | 53 | 2035-03-05 | — | Active (Vanity) |
| N4BFE | 10 | 47 | 2028-07-15 | — | Active |
| N4BFF | 10 | 55 | — | — | Available |
| N4BFG | 9 | 55 | 2030-05-22 | — | Active (Vanity) |
| N4BFH | 10 | 53 | 2015-09-07 | 2017-09-08 | Available |
| N4BFI | 11 | 49 | 2019-02-03 | 2021-02-04 | Available |
| N4BFJ | 11 | 59 | 2004-07-15 | 2006-07-16 | Available |
| N4BFK | 10 | 55 | — | — | Available |
| N4BFL | 10 | 55 | 2024-03-05 | 2026-03-06 | Available |
| N4BFM | 9 | 53 | 2033-08-01 | — | Active (Vanity) |
| N4BFN | 11 | 51 | 2028-07-14 | — | Active |
| N4BFO | 10 | 57 | — | — | Available |
| N4BFP | 10 | 57 | 2035-05-09 | — | Active (Vanity) |
| N4BFQ | 10 | 59 | — | — | Available |
| N4BFR | 11 | 53 | 2028-10-15 | — | Active (Vanity) |
| N4BFS | 11 | 51 | 2027-10-24 | — | Active (Vanity) |
| N4BFT | 10 | 49 | 2032-03-25 | — | Active (Vanity) |
| N4BFU | 11 | 53 | — | — | Available |
| N4BFV | 10 | 55 | 2005-01-26 | 2007-01-27 | Available |
| N4BFW | 10 | 55 | 2028-01-28 | — | Active |