District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| NA4DO | 10 | 51 | 2036-06-10 | — | Active |
| NA4DP | 10 | 51 | 2036-07-02 | — | Active |
| NA4DQ | 10 | 53 | 2036-04-24 | — | Active |
| NA4DR | 11 | 47 | 2026-08-04 | 2028-08-05 | Canceled (grace period) |
| NA4DS | 11 | 45 | 2036-07-09 | — | Active |
| NA4DT | 10 | 43 | 2036-07-14 | — | Active |
| NA4DU | 11 | 47 | 2036-07-14 | — | Active |
| NA4DV | 10 | 49 | 2036-07-08 | — | Active |
| NA4DW | 10 | 49 | 2029-12-17 | — | Active |
| NA4DX | 10 | 51 | 2030-01-24 | — | Active (Vanity) |
| NA4DY | 10 | 53 | 2036-09-07 | — | Active |
| NA4DZ | 10 | 51 | 2036-05-19 | — | Active |
| NA4EA | 10 | 39 | 2032-01-10 | — | Active (Vanity) |
| NA4EB | 10 | 43 | 2036-05-19 | — | Active |
| NA4EC | 10 | 45 | 2034-03-30 | — | Active |
| NA4ED | 10 | 41 | 2036-07-25 | — | Active |
| NA4EE | 10 | 35 | 2036-05-29 | — | Active (Vanity) |
| NA4EF | 10 | 43 | 2031-09-13 | — | Active |
| NA4EG | 9 | 43 | 2033-06-24 | — | Active |
| NA4EH | 10 | 41 | 2026-08-18 | 2028-08-19 | Canceled (grace period) |
| NA4EI | 11 | 37 | 2036-05-20 | — | Active |
| NA4EJ | 11 | 47 | 2022-02-15 | 2024-02-16 | Available |
| NA4EK | 10 | 43 | 2026-08-21 | 2028-08-22 | Canceled (grace period) |
| NA4EL | 10 | 43 | 2026-08-28 | 2028-08-29 | Canceled (grace period) |
| NA4EM | 9 | 41 | 2017-05-03 | 2019-05-04 | Available |
| NA4EN | 11 | 39 | 2036-07-25 | — | Active |
| NA4EO | 10 | 45 | 2036-03-11 | — | Active |
| NA4EP | 10 | 45 | 2036-02-18 | — | Active |
| NA4EQ | 10 | 47 | 2026-08-28 | 2028-08-29 | Canceled (grace period) |
| NA4ER | 11 | 41 | 2036-06-17 | — | Active |
| NA4ES | 11 | 39 | 2036-08-11 | — | Active |
| NA4ET | 10 | 37 | 2036-08-12 | — | Active |
| NA4EU | 11 | 41 | 2026-09-01 | 2028-09-02 | Canceled (grace period) |
| NA4EV | 10 | 43 | 2036-08-14 | — | Active |
| NA4EW | 10 | 43 | 2036-08-14 | — | Active |
| NA4EX | 10 | 45 | 2026-09-22 | 2028-09-23 | Canceled (grace period) |
| NA4EY | 10 | 47 | 2034-04-23 | — | Active |
| NA4EZ | 10 | 45 | 2036-04-14 | — | Active |
| NA4FA | 10 | 47 | 2036-06-26 | — | Active |
| NA4FB | 10 | 51 | 2036-07-25 | — | Active |
| NA4FC | 10 | 53 | 2033-05-02 | — | Active |
| NA4FD | 10 | 49 | 2036-08-19 | — | Active |
| NA4FE | 10 | 43 | 2026-09-19 | 2028-09-20 | Canceled (grace period) |
| NA4FF | 10 | 51 | 2036-08-27 | — | Active |
| NA4FG | 9 | 51 | 2036-08-27 | — | Active |
| NA4FH | 10 | 49 | 2026-09-29 | 2028-09-30 | Canceled (grace period) |
| NA4FI | 11 | 45 | 2036-08-27 | — | Active |
| NA4FJ | 11 | 55 | 2036-08-27 | — | Active |
| NA4FK | 10 | 51 | 2035-05-01 | — | Active |
| NA4FL | 10 | 51 | 2026-11-03 | 2028-11-04 | Canceled (grace period) |
| NA4FM | 9 | 49 | 2025-09-29 | — | Active (Vanity) |
| NA4FN | 11 | 47 | 2026-09-29 | 2028-09-30 | Canceled (grace period) |
| NA4FO | 10 | 53 | 2026-10-06 | 2028-10-07 | Canceled (grace period) |
| NA4FP | 10 | 53 | 2036-11-29 | — | Active |
| NA4FQ | 10 | 55 | 2036-07-25 | — | Active |
| NA4FR | 11 | 49 | 2031-01-05 | — | Active |
| NA4FS | 11 | 47 | 2036-07-14 | — | Active |
| NA4FT | 10 | 45 | 2036-07-14 | — | Active |
| NA4FU | 11 | 49 | 2036-06-16 | — | Active |
| NA4FV | 10 | 51 | 2026-10-24 | 2028-10-25 | Canceled (grace period) |
| NA4FW | 10 | 51 | 2034-05-08 | — | Active |
| NA4FX | 10 | 53 | 2036-09-15 | — | Active |
| NA4FY | 10 | 55 | 2036-09-15 | — | Active |
| NA4FZ | 10 | 53 | 2036-09-17 | — | Active |
| NA4GA | 9 | 47 | 2036-06-27 | — | Active |
| NA4GB | 9 | 51 | 2026-10-10 | 2028-10-11 | Canceled (grace period) |
| NA4GC | 9 | 53 | 2032-08-06 | — | Active (Vanity) |
| NA4GD | 9 | 49 | 2035-10-03 | — | Active |
| NA4GE | 9 | 43 | 2036-09-26 | — | Active |
| NA4GF | 9 | 51 | 2026-10-17 | 2028-10-18 | Canceled (grace period) |
| NA4GG | 8 | 51 | 2036-01-05 | — | Active |
| NA4GH | 9 | 49 | 2036-10-06 | — | Active |
| NA4GI | 10 | 45 | 2036-10-09 | — | Active |
| NA4GJ | 10 | 55 | 2026-10-27 | 2028-10-28 | Canceled (grace period) |
| NA4GK | 9 | 51 | 2036-10-10 | — | Active |
| NA4GL | 9 | 51 | 2011-06-11 | 2013-06-12 | Available |
| NA4GM | 8 | 49 | 2036-05-19 | — | Active |
| NA4GN | 10 | 47 | 2036-04-01 | — | Active |
| NA4GO | 9 | 53 | 2036-10-20 | — | Active |
| NA4GP | 9 | 53 | 2036-10-16 | — | Active |
| NA4GQ | 9 | 55 | 2036-10-02 | — | Active |
| NA4GR | 10 | 49 | 2036-10-24 | — | Active |
| NA4GS | 10 | 47 | 2036-10-06 | — | Active |
| NA4GT | 9 | 45 | 2036-07-14 | — | Active |
| NA4GU | 10 | 49 | 2036-10-27 | — | Active |
| NA4GV | 9 | 51 | 2036-10-29 | — | Active |
| NA4GW | 9 | 51 | 2035-03-05 | — | Active |
| NA4GX | 9 | 53 | 2036-11-04 | — | Active |
| NA4GY | 9 | 55 | — | — | Available |
| NA4GZ | 9 | 53 | — | — | Available |
| NA4HA | 10 | 45 | — | — | Available |
| NA4HB | 10 | 49 | — | — | Available |
| NA4HC | 10 | 51 | — | — | Available |
| NA4HD | 10 | 47 | — | — | Available |
| NA4HE | 10 | 41 | — | — | Available |
| NA4HF | 10 | 49 | — | — | Available |
| NA4HG | 9 | 49 | — | — | Available |
| NA4HH | 10 | 47 | — | — | Available |
| NA4HI | 11 | 43 | 2030-12-19 | — | Active (Vanity) |
| NA4HJ | 11 | 53 | — | — | Available |