District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4FJP | 11 | 61 | — | — | Available |
| N4FJQ | 11 | 63 | — | — | Available |
| N4FJR | 12 | 57 | 2030-03-31 | — | Active (Vanity) |
| N4FJS | 12 | 55 | 2026-01-10 | — | Active (Vanity) |
| N4FJT | 11 | 53 | 2027-02-07 | — | Active (Vanity) |
| N4FJU | 12 | 57 | 2024-06-11 | 2026-06-12 | Available |
| N4FJV | 11 | 59 | 2027-07-09 | — | Active |
| N4FJW | 11 | 59 | 2021-07-19 | 2023-07-20 | Available |
| N4FJX | 11 | 61 | 2027-10-17 | — | Active (Vanity) |
| N4FJY | 11 | 63 | — | — | Available |
| N4FJZ | 11 | 61 | 2035-06-14 | — | Active |
| N4FKA | 10 | 51 | 2006-03-25 | 2008-03-26 | Available |
| N4FKB | 10 | 55 | 2002-08-11 | 2004-08-12 | Available |
| N4FKC | 10 | 57 | 2010-01-09 | 2012-01-10 | Available |
| N4FKD | 10 | 53 | 2006-04-23 | 2008-04-24 | Available |
| N4FKE | 10 | 47 | 2035-01-24 | — | Active |
| N4FKF | 10 | 55 | 2017-02-01 | 2019-02-02 | Available |
| N4FKG | 9 | 55 | 2017-08-16 | 2019-08-17 | Available |
| N4FKH | 10 | 53 | 2033-11-04 | — | Active (Vanity) |
| N4FKI | 11 | 49 | 1997-08-11 | 1999-08-12 | Available |
| N4FKJ | 11 | 59 | — | — | Available |
| N4FKK | 10 | 55 | 2015-03-24 | 2017-03-25 | Available |
| N4FKL | 10 | 55 | 2029-10-22 | — | Active (Vanity) |
| N4FKM | 9 | 53 | 2005-11-28 | 2007-11-29 | Available |
| N4FKN | 11 | 51 | 2024-03-05 | 2026-03-06 | Available |
| N4FKO | 10 | 57 | — | — | Available |
| N4FKP | 10 | 57 | 1998-07-05 | 2000-07-06 | Available |
| N4FKQ | 10 | 59 | — | — | Available |
| N4FKR | 11 | 53 | 2007-06-23 | 2009-06-24 | Available |
| N4FKS | 11 | 51 | 2026-06-14 | — | Active |
| N4FKT | 10 | 49 | 2010-05-01 | 2012-05-02 | Available |
| N4FKU | 11 | 53 | 2016-07-06 | 2018-07-07 | Available |
| N4FKV | 10 | 55 | — | — | Available |
| N4FKW | 10 | 55 | — | — | Available |
| N4FKX | 10 | 57 | 2036-06-28 | — | Active |
| N4FKY | 10 | 59 | — | — | Available |
| N4FKZ | 10 | 57 | 2027-07-28 | — | Active |
| N4FLA | 10 | 51 | 2026-11-26 | — | Active (Vanity) |
| N4FLB | 10 | 55 | 2029-08-03 | — | Active (Vanity) |
| N4FLC | 10 | 57 | 2026-04-22 | — | Active |
| N4FLD | 10 | 53 | 1999-11-17 | 2001-11-18 | Available |
| N4FLE | 10 | 47 | 2032-07-07 | — | Active |
| N4FLF | 10 | 55 | 2027-05-05 | — | Active (Vanity) |
| N4FLG | 9 | 55 | 2030-06-13 | — | Active (Vanity) |
| N4FLH | 10 | 53 | 2026-06-13 | — | Active |
| N4FLI | 11 | 49 | 2032-04-12 | — | Active (Vanity) |
| N4FLJ | 11 | 59 | 2005-03-01 | 2007-03-02 | Available |
| N4FLK | 10 | 55 | 2026-05-23 | — | Active |
| N4FLL | 10 | 55 | — | — | Available |
| N4FLM | 9 | 53 | 2022-12-18 | 2024-12-19 | Available |
| N4FLN | 11 | 51 | 2016-03-14 | 2018-03-15 | Available |
| N4FLO | 10 | 57 | 2028-05-16 | — | Active (Vanity) |
| N4FLP | 10 | 57 | — | — | Available |
| N4FLQ | 10 | 59 | 2006-06-12 | 2008-06-13 | Available |
| N4FLR | 11 | 53 | — | — | Available |
| N4FLS | 11 | 51 | — | — | Available |
| N4FLT | 10 | 49 | 2032-07-16 | — | Active (Vanity) |
| N4FLU | 11 | 53 | 1997-11-24 | 1999-11-25 | Available |
| N4FLV | 10 | 55 | 2000-05-22 | 2002-05-23 | Available |
| N4FLW | 10 | 55 | 2004-07-14 | 2006-07-15 | Available |
| N4FLX | 10 | 57 | 2025-08-26 | 2027-08-27 | Canceled (grace period) |
| N4FLY | 10 | 59 | 2033-11-25 | — | Active (Vanity) |
| N4FLZ | 10 | 57 | 2030-07-10 | — | Active |
| N4FMA | 9 | 49 | 1998-01-14 | 2000-01-15 | Available |
| N4FMB | 9 | 53 | 2011-06-04 | 2013-06-05 | Available |
| N4FMC | 9 | 55 | 2031-09-21 | — | Active |
| N4FMD | 9 | 51 | 2029-02-19 | — | Active |
| N4FME | 9 | 45 | 2031-09-21 | — | Active (Vanity) |
| N4FMF | 9 | 53 | — | — | Available |
| N4FMG | 8 | 53 | 2032-08-17 | — | Active (Vanity) |
| N4FMH | 9 | 51 | 2027-08-04 | — | Active |
| N4FMI | 10 | 47 | — | — | Available |
| N4FMJ | 10 | 57 | 2028-09-28 | — | Active (Vanity) |
| N4FMK | 9 | 53 | 2017-07-22 | 2019-07-23 | Available |
| N4FML | 9 | 53 | 2030-07-24 | — | Active (Vanity) |
| N4FMM | 8 | 51 | — | — | Available |
| N4FMN | 10 | 49 | 2007-10-10 | 2009-10-11 | Available |
| N4FMO | 9 | 55 | 2032-08-27 | — | Active (Vanity) |
| N4FMP | 9 | 55 | — | — | Available |
| N4FMQ | 9 | 57 | 2027-06-20 | — | Active (Vanity) |
| N4FMR | 10 | 51 | 2004-07-14 | 2006-07-15 | Available |
| N4FMS | 10 | 49 | 2036-07-31 | — | Active (Vanity) |
| N4FMT | 9 | 47 | 2017-02-26 | 2019-02-27 | Available |
| N4FMU | 10 | 51 | — | — | Available |
| N4FMV | 9 | 53 | — | — | Available |
| N4FMW | 9 | 53 | 2019-01-07 | 2021-01-08 | Available |
| N4FMX | 9 | 55 | — | — | Available |
| N4FMY | 9 | 57 | — | — | Available |
| N4FMZ | 9 | 55 | 2007-03-10 | 2009-03-11 | Available |
| N4FNA | 11 | 47 | 2006-06-12 | 2008-06-13 | Available |
| N4FNB | 11 | 51 | 2017-09-23 | 2019-09-24 | Available |
| N4FNC | 11 | 53 | 2016-02-02 | 2018-02-03 | Available |
| N4FND | 11 | 49 | 2033-05-25 | — | Active |
| N4FNE | 11 | 43 | 2027-07-27 | — | Active |
| N4FNF | 11 | 51 | — | — | Available |
| N4FNG | 10 | 51 | 2026-07-31 | — | Active |
| N4FNH | 11 | 49 | 2030-09-18 | — | Active |
| N4FNI | 12 | 45 | 2031-01-05 | — | Active (Vanity) |
| N4FNJ | 12 | 55 | — | — | Available |
| N4FNK | 11 | 51 | — | — | Available |