District 4
1x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4XC | 7 | 51 | 2035-09-20 | — | Active |
| K4XD | 7 | 47 | 2036-07-18 | — | Active (Vanity) |
| K4XE | 7 | 41 | 2034-08-03 | — | Active (Vanity) |
| K4XF | 7 | 49 | 2028-01-09 | — | Active |
| K4XG | 6 | 49 | 2034-08-26 | — | Active (Vanity) |
| K4XH | 7 | 47 | 2029-07-06 | — | Active (Vanity) |
| K4XI | 8 | 43 | 2034-05-24 | — | Active |
| K4XJ | 8 | 53 | 2029-05-07 | — | Active (Vanity) |
| K4XK | 7 | 49 | 2026-02-28 | — | Active (Vanity) |
| K4XL | 7 | 49 | 2035-02-24 | — | Active |
| K4XM | 6 | 47 | 2036-05-31 | — | Active |
| K4XN | 8 | 45 | 2035-01-22 | — | Active (Vanity) |
| K4XO | 7 | 51 | 2036-04-16 | — | Active |
| K4XP | 7 | 51 | 2027-02-14 | — | Active |
| K4XQ | 7 | 53 | 2031-02-19 | — | Active |
| K4XR | 8 | 47 | 2034-05-24 | — | Active |
| K4XS | 8 | 45 | 2027-08-25 | — | Active |
| K4XT | 7 | 43 | 2033-01-19 | — | Active |
| K4XU | 8 | 47 | 2033-11-02 | — | Active |
| K4XV | 7 | 49 | 2036-11-19 | — | Active |
| K4XW | 7 | 49 | 2030-12-14 | — | Active (Vanity) |
| K4XX | 7 | 51 | 2030-08-22 | — | Active (Vanity) |
| K4XY | 7 | 53 | 2036-06-17 | — | Active (Vanity) |
| K4XZ | 7 | 51 | 2034-01-23 | — | Active (Vanity) |
| K4YA | 7 | 47 | 2036-11-04 | — | Active (Vanity) |
| K4YB | 7 | 51 | 2029-03-25 | — | Active (Vanity) |
| K4YC | 7 | 53 | 2030-09-04 | — | Active (Vanity) |
| K4YD | 7 | 49 | 2026-04-17 | 2028-04-18 | Canceled (grace period) |
| K4YE | 7 | 43 | 2027-02-13 | — | Active (Vanity) |
| K4YF | 7 | 51 | 2036-12-18 | — | Active (Vanity) |
| K4YG | 6 | 51 | 2029-01-01 | — | Active (Vanity) |
| K4YH | 7 | 49 | 2036-12-18 | — | Active (Vanity) |
| K4YI | 8 | 45 | 2032-09-05 | — | Active (Vanity) |
| K4YJ | 8 | 55 | 2036-12-18 | — | Active (Vanity) |
| K4YK | 7 | 51 | 2029-02-23 | — | Active (Vanity) |
| K4YL | 7 | 51 | 2035-08-22 | — | Active (Vanity) |
| K4YM | 6 | 49 | 2036-11-04 | — | Active (Vanity) |
| K4YN | 8 | 47 | 2035-03-29 | — | Active (Vanity) |
| K4YO | 7 | 53 | 2031-12-21 | — | Active (Vanity) |
| K4YP | 7 | 53 | 2026-12-18 | — | Active (Vanity) |
| K4YQ | 7 | 55 | 2030-03-14 | — | Active (Vanity) |
| K4YR | 8 | 49 | 2034-04-11 | — | Active (Vanity) |
| K4YS | 8 | 47 | 2027-08-22 | — | Active (Vanity) |
| K4YT | 7 | 45 | 2032-12-22 | — | Active |
| K4YU | 8 | 49 | 2036-09-07 | — | Active (Vanity) |
| K4YV | 7 | 51 | 2030-09-25 | — | Active |
| K4YW | 7 | 51 | 2030-01-04 | — | Active (Vanity) |
| K4YX | 7 | 53 | 2027-11-22 | — | Active |
| K4YY | 7 | 55 | 2028-01-03 | — | Active (Vanity) |
| K4YZ | 7 | 53 | 2030-07-03 | — | Active (Vanity) |
| K4ZA | 7 | 45 | 2026-11-04 | — | Active (Vanity) |
| K4ZB | 7 | 49 | 2027-10-20 | — | Active (Vanity) |
| K4ZC | 7 | 51 | 2026-12-22 | — | Active (Vanity) |
| K4ZD | 7 | 47 | 2035-06-13 | — | Active (Vanity) |
| K4ZE | 7 | 41 | 2032-06-14 | — | Active (Vanity) |
| K4ZF | 7 | 49 | 2036-09-22 | — | Active (Vanity) |
| K4ZG | 6 | 49 | 2027-07-09 | — | Active (Vanity) |
| K4ZH | 7 | 47 | 2030-12-18 | — | Active (Vanity) |
| K4ZI | 8 | 43 | 2036-11-04 | — | Active (Vanity) |
| K4ZJ | 8 | 53 | 2035-01-13 | — | Active (Vanity) |
| K4ZK | 7 | 49 | 2028-08-17 | — | Active (Vanity) |
| K4ZL | 7 | 49 | 2028-07-08 | — | Active |
| K4ZM | 6 | 47 | 2027-11-26 | — | Active |
| K4ZN | 8 | 45 | 2027-03-23 | — | Active (Vanity) |
| K4ZO | 7 | 51 | 2036-11-04 | — | Active (Vanity) |
| K4ZP | 7 | 51 | 2036-11-04 | — | Active (Vanity) |
| K4ZQ | 7 | 53 | 2027-09-12 | — | Active (Vanity) |
| K4ZR | 8 | 47 | 2030-04-17 | — | Active (Vanity) |
| K4ZS | 8 | 45 | 2036-07-29 | — | Active (Vanity) |
| K4ZT | 7 | 43 | 2036-06-14 | — | Active (Vanity) |
| K4ZU | 8 | 47 | 2027-05-02 | — | Active |
| K4ZV | 7 | 49 | 2028-12-01 | — | Active |
| K4ZW | 7 | 49 | 2036-11-04 | — | Active (Vanity) |
| K4ZX | 7 | 51 | 2032-11-01 | — | Active (Vanity) |
| K4ZY | 7 | 53 | 2027-09-12 | — | Active (Vanity) |
| K4ZZ | 7 | 51 | 2028-03-24 | — | Active (Vanity) |
| N4AA | 8 | 35 | 2029-09-27 | — | Active (Vanity) |
| N4AB | 8 | 39 | 2027-02-07 | — | Active |
| N4AC | 8 | 41 | 2034-05-14 | — | Active (Vanity) |
| N4AD | 8 | 37 | 2029-11-17 | — | Active (Vanity) |
| N4AE | 8 | 31 | 2036-02-17 | — | Active (Vanity) |
| N4AF | 8 | 39 | 2036-11-04 | — | Active (Vanity) |
| N4AG | 7 | 39 | 2032-03-25 | — | Active (Vanity) |
| N4AH | 8 | 37 | 2033-08-04 | — | Active |
| N4AI | 9 | 33 | 2028-03-21 | — | Active |
| N4AJ | 9 | 43 | 2029-11-17 | — | Active (Vanity) |
| N4AK | 8 | 39 | 2030-02-06 | — | Active |
| N4AL | 8 | 39 | 2029-04-28 | — | Active (Vanity) |
| N4AM | 7 | 37 | 2034-07-25 | — | Active |
| N4AN | 9 | 35 | 2032-11-24 | — | Active (Vanity) |
| N4AO | 8 | 41 | 2029-04-28 | — | Active (Vanity) |
| N4AP | 8 | 41 | 2029-04-02 | — | Active |
| N4AQ | 8 | 43 | 2027-05-09 | — | Active (Vanity) |
| N4AR | 9 | 37 | 2034-04-12 | — | Active (Vanity) |
| N4AS | 9 | 35 | 2029-04-25 | — | Active (Vanity) |
| N4AT | 8 | 33 | 2036-04-10 | — | Active (Vanity) |
| N4AU | 9 | 37 | 2033-05-25 | — | Active |
| N4AV | 8 | 39 | 2031-11-19 | — | Active |
| N4AW | 8 | 39 | 2027-06-26 | — | Active (Vanity) |
| N4AX | 8 | 41 | 2036-11-04 | — | Active (Vanity) |