District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KZ4VW | 9 | 61 | 2025-09-12 | 2027-09-13 | Canceled (grace period) |
| KZ4VX | 9 | 63 | 2034-07-17 | — | Active |
| KZ4VY | 9 | 65 | 2025-09-06 | 2027-09-07 | Canceled (grace period) |
| KZ4VZ | 9 | 63 | 2035-08-19 | — | Active |
| KZ4WA | 9 | 57 | 2035-08-19 | — | Active |
| KZ4WB | 9 | 61 | 2035-08-19 | — | Active |
| KZ4WC | 9 | 63 | 2034-06-18 | — | Active |
| KZ4WD | 9 | 59 | 2034-12-10 | — | Active |
| KZ4WE | 9 | 53 | 2035-08-30 | — | Active |
| KZ4WF | 9 | 61 | 2025-09-20 | 2027-09-21 | Canceled (grace period) |
| KZ4WG | 8 | 61 | 2035-09-04 | — | Active |
| KZ4WH | 9 | 59 | 2027-11-21 | — | Active |
| KZ4WI | 10 | 55 | 2025-09-27 | 2027-09-28 | Canceled (grace period) |
| KZ4WJ | 10 | 65 | 2035-09-09 | — | Active |
| KZ4WK | 9 | 61 | 2034-05-07 | — | Active |
| KZ4WL | 9 | 61 | 2035-09-10 | — | Active |
| KZ4WM | 8 | 59 | 2035-09-10 | — | Active |
| KZ4WN | 10 | 57 | 2035-05-20 | — | Active |
| KZ4WO | 9 | 63 | 2034-09-25 | — | Active |
| KZ4WP | 9 | 63 | 2035-09-11 | — | Active |
| KZ4WQ | 9 | 65 | 2034-10-26 | — | Active |
| KZ4WR | 10 | 59 | 2034-11-05 | — | Active |
| KZ4WS | 10 | 57 | 2035-09-25 | — | Active |
| KZ4WT | 9 | 55 | 2025-12-09 | 2027-12-10 | Canceled (grace period) |
| KZ4WU | 10 | 59 | 2025-12-12 | 2027-12-13 | Canceled (grace period) |
| KZ4WV | 9 | 61 | 2035-09-16 | — | Active |
| KZ4WW | 9 | 61 | 2025-12-09 | 2027-12-10 | Canceled (grace period) |
| KZ4WX | 9 | 63 | 2035-09-17 | — | Active |
| KZ4WY | 9 | 65 | 2030-10-26 | — | Active |
| KZ4WZ | 9 | 63 | 2035-08-30 | — | Active |
| KZ4XA | 9 | 59 | 2025-12-09 | 2027-12-10 | Canceled (grace period) |
| KZ4XB | 9 | 63 | 2035-09-09 | — | Active |
| KZ4XC | 9 | 65 | 2025-12-09 | 2027-12-10 | Canceled (grace period) |
| KZ4XD | 9 | 61 | 2035-06-27 | — | Active |
| KZ4XE | 9 | 55 | 2035-09-23 | — | Active |
| KZ4XF | 9 | 63 | 2025-12-09 | 2027-12-10 | Canceled (grace period) |
| KZ4XG | 8 | 63 | 2025-12-12 | 2027-12-13 | Canceled (grace period) |
| KZ4XH | 9 | 61 | 2026-02-25 | 2028-02-26 | Canceled (grace period) |
| KZ4XI | 10 | 57 | 2033-02-14 | — | Active |
| KZ4XJ | 10 | 67 | 2025-12-09 | 2027-12-10 | Canceled (grace period) |
| KZ4XK | 9 | 63 | 2025-12-16 | 2027-12-17 | Canceled (grace period) |
| KZ4XL | 9 | 63 | 2027-12-12 | — | Active |
| KZ4XM | 8 | 61 | 2026-04-07 | 2028-04-08 | Canceled (grace period) |
| KZ4XN | 10 | 59 | 2035-11-21 | — | Active |
| KZ4XO | 9 | 65 | 2033-11-28 | — | Active |
| KZ4XP | 9 | 65 | 2028-10-01 | — | Active |
| KZ4XQ | 9 | 67 | 2035-09-23 | — | Active |
| KZ4XR | 10 | 61 | 2035-11-22 | — | Active |
| KZ4XS | 10 | 59 | 2035-11-22 | — | Active |
| KZ4XT | 9 | 57 | 2035-11-22 | — | Active |
| KZ4XU | 10 | 61 | 2035-11-22 | — | Active |
| KZ4XV | 9 | 63 | 2026-01-31 | 2028-02-01 | Canceled (grace period) |
| KZ4XW | 9 | 63 | 2025-12-13 | 2027-12-14 | Canceled (grace period) |
| KZ4XX | 9 | 65 | 2031-06-07 | — | Active (Vanity) |
| KZ4XY | 9 | 67 | 2035-11-25 | — | Active |
| KZ4XZ | 9 | 65 | 2034-10-26 | — | Active |
| KZ4YA | 9 | 61 | 2035-11-26 | — | Active |
| KZ4YB | 9 | 65 | 2035-11-26 | — | Active |
| KZ4YC | 9 | 67 | 2025-12-19 | 2027-12-20 | Canceled (grace period) |
| KZ4YD | 9 | 63 | 2032-09-23 | — | Active |
| KZ4YE | 9 | 57 | 2026-01-27 | 2028-01-28 | Canceled (grace period) |
| KZ4YF | 9 | 65 | 2035-11-27 | — | Active |
| KZ4YG | 8 | 65 | 2035-12-09 | — | Active |
| KZ4YH | 9 | 63 | 2035-11-22 | — | Active |
| KZ4YI | 10 | 59 | 2025-12-30 | 2027-12-31 | Canceled (grace period) |
| KZ4YJ | 10 | 69 | 2026-02-24 | 2028-02-25 | Canceled (grace period) |
| KZ4YK | 9 | 65 | 2025-12-30 | 2027-12-31 | Canceled (grace period) |
| KZ4YL | 9 | 65 | 2025-12-30 | 2027-12-31 | Canceled (grace period) |
| KZ4YM | 8 | 63 | 2034-12-27 | — | Active |
| KZ4YN | 10 | 61 | 2035-11-22 | — | Active |
| KZ4YO | 9 | 67 | 2026-02-03 | 2028-02-04 | Canceled (grace period) |
| KZ4YP | 9 | 67 | 2032-02-23 | — | Active |
| KZ4YQ | 9 | 69 | 2035-05-20 | — | Active |
| KZ4YR | 10 | 63 | 2035-11-21 | — | Active |
| KZ4YS | 10 | 61 | 2026-10-02 | 2028-10-03 | Canceled (grace period) |
| KZ4YT | 9 | 59 | 2035-12-09 | — | Active |
| KZ4YU | 10 | 63 | 2026-04-17 | 2028-04-18 | Canceled (grace period) |
| KZ4YV | 9 | 65 | 2026-07-17 | 2028-07-18 | Canceled (grace period) |
| KZ4YW | 9 | 65 | 2026-03-24 | 2028-03-25 | Canceled (grace period) |
| KZ4YX | 9 | 67 | 2027-06-11 | — | Active |
| KZ4YY | 9 | 69 | 2035-12-02 | — | Active |
| KZ4YZ | 9 | 67 | 2034-04-05 | — | Active |
| KZ4ZA | 9 | 59 | 2034-05-16 | — | Active |
| KZ4ZB | 9 | 63 | 2026-04-14 | 2028-04-15 | Canceled (grace period) |
| KZ4ZC | 9 | 65 | 2027-01-04 | — | Active |
| KZ4ZD | 9 | 61 | 2035-12-17 | — | Active |
| KZ4ZE | 9 | 55 | 2034-06-25 | — | Active |
| KZ4ZF | 9 | 63 | 2026-02-18 | 2028-02-19 | Canceled (grace period) |
| KZ4ZG | 8 | 63 | 2036-01-27 | — | Active |
| KZ4ZH | 9 | 61 | 2034-09-04 | — | Active |
| KZ4ZI | 10 | 57 | 2035-11-25 | — | Active |
| KZ4ZJ | 10 | 67 | 2036-01-16 | — | Active |
| KZ4ZK | 9 | 63 | 2028-02-17 | — | Active (Vanity) |
| KZ4ZL | 9 | 63 | 2026-02-24 | 2028-02-25 | Canceled (grace period) |
| KZ4ZM | 8 | 61 | 2033-03-21 | — | Active |
| KZ4ZN | 10 | 59 | 2027-07-17 | — | Active |
| KZ4ZO | 9 | 65 | 2026-03-03 | 2028-03-04 | Canceled (grace period) |
| KZ4ZP | 9 | 65 | 2035-09-12 | — | Active |
| KZ4ZQ | 9 | 67 | 2026-03-07 | 2028-03-08 | Canceled (grace period) |
| KZ4ZR | 10 | 61 | 2026-03-20 | 2028-03-21 | Canceled (grace period) |