District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| N4CKR | 11 | 55 | 2034-08-27 | — | Active (Vanity) |
| N4CKS | 11 | 53 | — | — | Available |
| N4CKT | 10 | 51 | 2021-12-06 | 2023-12-07 | Available |
| N4CKU | 11 | 55 | — | — | Available |
| N4CKV | 10 | 57 | 2034-08-27 | — | Active (Vanity) |
| N4CKW | 10 | 57 | 2031-11-23 | — | Active (Vanity) |
| N4CKX | 10 | 59 | 2026-07-29 | — | Active |
| N4CKY | 10 | 61 | — | — | Available |
| N4CKZ | 10 | 59 | 2014-07-15 | 2016-07-16 | Available |
| N4CLA | 10 | 53 | 2034-09-27 | — | Active |
| N4CLB | 10 | 57 | 2032-07-21 | — | Active |
| N4CLC | 10 | 59 | 2033-12-19 | — | Active (Vanity) |
| N4CLD | 10 | 55 | 2025-03-02 | — | Active |
| N4CLE | 10 | 49 | 2025-05-23 | — | Active |
| N4CLF | 10 | 57 | 2024-07-16 | 2026-07-17 | Available |
| N4CLG | 9 | 57 | 2029-04-19 | — | Active (Vanity) |
| N4CLH | 10 | 55 | 2027-06-10 | — | Active |
| N4CLI | 11 | 51 | 2035-08-18 | — | Active (Vanity) |
| N4CLJ | 11 | 61 | 2036-12-23 | — | Active (Vanity) |
| N4CLK | 10 | 57 | 2028-07-13 | — | Active (Vanity) |
| N4CLL | 10 | 57 | 2029-05-08 | — | Active (Vanity) |
| N4CLM | 9 | 55 | 2036-10-18 | — | Active (Vanity) |
| N4CLN | 11 | 53 | 2024-07-15 | 2026-07-16 | Available |
| N4CLO | 10 | 59 | 2031-07-23 | — | Active (Vanity) |
| N4CLP | 10 | 59 | — | — | Available |
| N4CLQ | 10 | 61 | 2004-09-01 | 2006-09-02 | Available |
| N4CLR | 11 | 55 | 2029-10-05 | — | Active (Vanity) |
| N4CLS | 11 | 53 | 2032-02-18 | — | Active |
| N4CLT | 10 | 51 | — | — | Pending Application |
| N4CLU | 11 | 55 | — | — | Available |
| N4CLV | 10 | 57 | 2024-03-05 | 2026-03-06 | Available |
| N4CLW | 10 | 57 | 2029-07-02 | — | Active (Vanity) |
| N4CLX | 10 | 59 | — | — | Available |
| N4CLY | 10 | 61 | 2029-06-02 | — | Active (Vanity) |
| N4CLZ | 10 | 59 | 2027-01-08 | — | Active |
| N4CMA | 9 | 51 | 2034-03-22 | — | Active |
| N4CMB | 9 | 55 | 2028-06-05 | — | Active (Vanity) |
| N4CMC | 9 | 57 | 2033-09-21 | — | Active |
| N4CMD | 9 | 53 | 2026-09-09 | — | Active (Vanity) |
| N4CME | 9 | 47 | 2036-08-18 | — | Active (Vanity) |
| N4CMF | 9 | 55 | — | — | Available |
| N4CMG | 8 | 55 | 2024-05-31 | 2026-06-01 | Available |
| N4CMH | 9 | 53 | 2025-04-04 | — | Active |
| N4CMI | 10 | 49 | 2031-11-19 | — | Active |
| N4CMJ | 10 | 59 | 2033-03-21 | — | Active (Vanity) |
| N4CMK | 9 | 55 | 2026-10-25 | — | Active (Vanity) |
| N4CML | 9 | 55 | 2033-11-17 | — | Active (Vanity) |
| N4CMM | 8 | 53 | 2030-08-14 | — | Active (Vanity) |
| N4CMN | 10 | 51 | 2001-11-05 | 2003-11-06 | Available |
| N4CMO | 9 | 57 | — | — | Available |
| N4CMP | 9 | 57 | 2027-02-21 | — | Active |
| N4CMQ | 9 | 59 | — | — | Available |
| N4CMR | 10 | 53 | — | — | Available |
| N4CMS | 10 | 51 | 2029-12-18 | — | Active (Vanity) |
| N4CMT | 9 | 49 | — | — | Available |
| N4CMU | 10 | 53 | 2024-03-05 | 2026-03-06 | Available |
| N4CMV | 9 | 55 | 2024-03-05 | 2026-03-06 | Available |
| N4CMW | 9 | 55 | — | — | Available |
| N4CMX | 9 | 57 | 2027-12-23 | — | Active |
| N4CMY | 9 | 59 | — | — | Available |
| N4CMZ | 9 | 57 | 2037-01-08 | — | Active |
| N4CNA | 11 | 49 | 2030-04-23 | — | Active |
| N4CNB | 11 | 53 | 2033-11-23 | — | Active (Vanity) |
| N4CNC | 11 | 55 | 2032-01-18 | — | Active (Vanity) |
| N4CND | 11 | 51 | 2016-02-17 | 2018-02-18 | Available |
| N4CNE | 11 | 45 | — | — | Available |
| N4CNF | 11 | 53 | 2024-07-15 | 2026-07-16 | Available |
| N4CNG | 10 | 53 | 2023-08-24 | 2025-08-25 | Available |
| N4CNH | 11 | 51 | 2005-07-02 | 2007-07-03 | Available |
| N4CNI | 12 | 47 | 2022-03-20 | 2024-03-21 | Available |
| N4CNJ | 12 | 57 | 2015-11-30 | 2017-12-01 | Available |
| N4CNK | 11 | 53 | 2034-11-02 | — | Active (Vanity) |
| N4CNL | 11 | 53 | — | — | Available |
| N4CNM | 10 | 51 | — | — | Available |
| N4CNN | 12 | 49 | 2028-08-26 | — | Active |
| N4CNO | 11 | 55 | 2027-10-20 | — | Active |
| N4CNP | 11 | 55 | 2005-08-02 | 2007-08-03 | Available |
| N4CNQ | 11 | 57 | 1998-05-03 | 2000-05-04 | Available |
| N4CNR | 12 | 51 | 2029-02-20 | — | Active (Vanity) |
| N4CNS | 12 | 49 | 2024-07-14 | 2026-07-15 | Available |
| N4CNT | 11 | 47 | 2018-04-24 | 2020-04-25 | Available |
| N4CNU | 12 | 51 | 2035-07-03 | — | Active |
| N4CNV | 11 | 53 | — | — | Available |
| N4CNW | 11 | 53 | 2001-07-03 | 2003-07-04 | Available |
| N4CNX | 11 | 55 | 2028-09-18 | — | Active (Vanity) |
| N4CNY | 11 | 57 | 2035-07-31 | — | Active |
| N4CNZ | 11 | 55 | 2034-09-16 | — | Active |
| N4COA | 10 | 55 | 2036-07-14 | — | Active (Vanity) |
| N4COB | 10 | 59 | 2029-12-04 | — | Active (Vanity) |
| N4COC | 10 | 61 | — | — | Available |
| N4COD | 10 | 57 | 2031-02-12 | — | Active |
| N4COE | 10 | 51 | 2031-04-30 | — | Active (Vanity) |
| N4COF | 10 | 59 | — | — | Available |
| N4COG | 9 | 59 | 2031-03-27 | — | Active (Vanity) |
| N4COH | 10 | 57 | 2025-12-18 | — | Active |
| N4COI | 11 | 53 | — | — | Available |
| N4COJ | 11 | 63 | 2035-03-16 | — | Active |
| N4COK | 10 | 59 | — | — | Available |
| N4COL | 10 | 59 | 2026-06-28 | — | Active (Vanity) |
| N4COM | 9 | 57 | 2028-02-26 | — | Active (Vanity) |