District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4RMA | 9 | 51 | 2032-07-23 | — | Active (Vanity) |
| K4RMB | 9 | 55 | 2027-03-27 | — | Active (Vanity) |
| K4RMC | 9 | 57 | 2025-05-17 | — | Active (Vanity) |
| K4RMD | 9 | 53 | 2024-11-25 | — | Active (Vanity) |
| K4RME | 9 | 47 | 2035-04-22 | — | Active (Vanity) |
| K4RMF | 9 | 55 | 2029-04-02 | — | Active (Vanity) |
| K4RMG | 8 | 55 | 2028-03-24 | — | Active (Vanity) |
| K4RMH | 9 | 53 | 2034-03-19 | — | Active (Vanity) |
| K4RMI | 10 | 49 | 2033-06-22 | — | Active (Vanity) |
| K4RMJ | 10 | 59 | 2028-04-29 | — | Active |
| K4RMK | 9 | 55 | 2035-05-28 | — | Active (Vanity) |
| K4RML | 9 | 55 | 2026-10-04 | — | Active (Vanity) |
| K4RMM | 8 | 53 | 2034-11-18 | — | Active (Vanity) |
| K4RMN | 10 | 51 | 2022-08-23 | 2024-08-24 | Available |
| K4RMO | 9 | 57 | 2029-01-28 | — | Active |
| K4RMP | 9 | 57 | 2033-09-16 | — | Active (Vanity) |
| K4RMQ | 9 | 59 | — | — | Available |
| K4RMR | 10 | 53 | 2036-06-04 | — | Active (Vanity) |
| K4RMS | 10 | 51 | 2031-04-02 | — | Active (Vanity) |
| K4RMT | 9 | 49 | 2031-04-27 | — | Active (Vanity) |
| K4RMU | 10 | 53 | 2024-12-28 | — | Active (Vanity) |
| K4RMV | 9 | 55 | 2035-01-08 | — | Active (Vanity) |
| K4RMW | 9 | 55 | 2018-07-08 | 2020-07-09 | Available |
| K4RMX | 9 | 57 | 2028-12-07 | — | Active (Vanity) |
| K4RMY | 9 | 59 | 2033-08-26 | — | Active (Vanity) |
| K4RMZ | 9 | 57 | 2032-10-08 | — | Active (Vanity) |
| K4RNA | 11 | 49 | 2028-12-14 | — | Active (Vanity) |
| K4RNB | 11 | 53 | 2028-06-26 | — | Active (Vanity) |
| K4RNC | 11 | 55 | 2028-03-20 | — | Active (Vanity) |
| K4RND | 11 | 51 | 2028-04-14 | — | Active |
| K4RNE | 11 | 45 | 2013-10-07 | 2015-10-08 | Available |
| K4RNF | 11 | 53 | 2027-10-08 | — | Active |
| K4RNG | 10 | 53 | 2029-10-14 | — | Active (Vanity) |
| K4RNH | 11 | 51 | 2029-02-23 | — | Active (Vanity) |
| K4RNI | 12 | 47 | — | — | Available |
| K4RNJ | 12 | 57 | 2030-10-30 | — | Active (Vanity) |
| K4RNK | 11 | 53 | — | — | Available |
| K4RNL | 11 | 53 | 2029-12-20 | — | Active (Vanity) |
| K4RNM | 10 | 51 | 2033-05-09 | — | Active (Vanity) |
| K4RNN | 12 | 49 | 2035-01-13 | — | Active (Vanity) |
| K4RNO | 11 | 55 | 2035-08-08 | — | Active (Vanity) |
| K4RNP | 11 | 55 | 2033-06-24 | — | Active (Vanity) |
| K4RNQ | 11 | 57 | — | — | Available |
| K4RNR | 12 | 51 | 2036-03-24 | — | Active (Vanity) |
| K4RNS | 12 | 49 | — | — | Available |
| K4RNT | 11 | 47 | 2032-10-16 | — | Active (Vanity) |
| K4RNU | 12 | 51 | — | — | Available |
| K4RNV | 11 | 53 | 2031-01-29 | — | Active (Vanity) |
| K4RNW | 11 | 53 | 2036-10-20 | — | Active (Vanity) |
| K4RNX | 11 | 55 | 2027-05-22 | — | Active (Vanity) |
| K4RNY | 11 | 57 | 2030-01-04 | — | Active (Vanity) |
| K4RNZ | 11 | 55 | — | — | Available |
| K4ROA | 10 | 55 | 2026-11-19 | — | Active (Vanity) |
| K4ROB | 10 | 59 | 2027-10-20 | — | Active (Vanity) |
| K4ROC | 10 | 61 | 2027-05-12 | — | Active (Vanity) |
| K4ROD | 10 | 57 | 2033-09-09 | — | Active (Vanity) |
| K4ROE | 10 | 51 | — | — | Available |
| K4ROF | 10 | 59 | — | — | Available |
| K4ROG | 9 | 59 | 2033-05-31 | — | Active (Vanity) |
| K4ROH | 10 | 57 | — | — | Available |
| K4ROI | 11 | 53 | — | — | Available |
| K4ROJ | 11 | 63 | 2032-07-23 | — | Active (Vanity) |
| K4ROK | 10 | 59 | 2028-05-19 | — | Active |
| K4ROL | 10 | 59 | 2034-08-14 | — | Active (Vanity) |
| K4ROM | 9 | 57 | 2027-05-09 | — | Active (Vanity) |
| K4RON | 11 | 55 | 2025-01-17 | — | Active |
| K4ROO | 10 | 61 | 2035-12-22 | — | Active (Vanity) |
| K4ROP | 10 | 61 | 2016-08-01 | 2018-08-02 | Available |
| K4ROQ | 10 | 63 | 2033-06-29 | — | Active |
| K4ROR | 11 | 57 | 2030-05-22 | — | Active (Vanity) |
| K4ROS | 11 | 55 | 2035-03-14 | — | Active (Vanity) |
| K4ROT | 10 | 53 | 2029-12-12 | — | Active |
| K4ROU | 11 | 57 | — | — | Available |
| K4ROV | 10 | 59 | 2027-09-11 | — | Active (Vanity) |
| K4ROW | 10 | 59 | 2033-09-09 | — | Active (Vanity) |
| K4ROX | 10 | 61 | 2033-03-19 | — | Active (Vanity) |
| K4ROY | 10 | 63 | 2034-09-27 | — | Active (Vanity) |
| K4ROZ | 10 | 61 | 2024-05-24 | 2026-05-25 | Available |
| K4RPA | 10 | 55 | 2026-09-24 | — | Active (Vanity) |
| K4RPB | 10 | 59 | 2035-05-06 | — | Active (Vanity) |
| K4RPC | 10 | 61 | 2024-03-05 | 2026-03-06 | Available |
| K4RPD | 10 | 57 | 2028-07-28 | — | Active |
| K4RPE | 10 | 51 | 2020-04-11 | 2022-04-12 | Available |
| K4RPF | 10 | 59 | — | — | Available |
| K4RPG | 9 | 59 | 2035-12-08 | — | Active (Vanity) |
| K4RPH | 10 | 57 | 2030-10-24 | — | Active (Vanity) |
| K4RPI | 11 | 53 | 2036-10-03 | — | Active (Vanity) |
| K4RPJ | 11 | 63 | — | — | Available |
| K4RPK | 10 | 59 | 2030-05-04 | — | Active (Vanity) |
| K4RPL | 10 | 59 | — | — | Available |
| K4RPM | 9 | 57 | 2030-09-17 | — | Active (Vanity) |
| K4RPN | 11 | 55 | 2031-12-14 | — | Active (Vanity) |
| K4RPO | 10 | 61 | — | — | Available |
| K4RPP | 10 | 61 | 2035-05-20 | — | Active (Vanity) |
| K4RPQ | 10 | 63 | — | — | Available |
| K4RPR | 11 | 57 | 2031-05-15 | — | Active (Vanity) |
| K4RPS | 11 | 55 | 2029-02-20 | — | Active (Vanity) |
| K4RPT | 10 | 53 | 2018-02-27 | 2020-02-28 | Available |
| K4RPU | 11 | 57 | — | — | Available |
| K4RPV | 10 | 59 | — | — | Available |