District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| NT4OM | 9 | 49 | 2034-05-14 | — | Active (Vanity) |
| NT4ON | 11 | 47 | — | — | Available |
| NT4OO | 10 | 53 | — | — | Available |
| NT4OP | 10 | 53 | — | — | Available |
| NT4OQ | 10 | 55 | — | — | Available |
| NT4OR | 11 | 49 | — | — | Available |
| NT4OS | 11 | 47 | — | — | Available |
| NT4OT | 10 | 45 | — | — | Available |
| NT4OU | 11 | 49 | — | — | Available |
| NT4OV | 10 | 51 | — | — | Available |
| NT4OW | 10 | 51 | — | — | Available |
| NT4OX | 10 | 53 | — | — | Available |
| NT4OY | 10 | 55 | — | — | Available |
| NT4OZ | 10 | 53 | — | — | Available |
| NT4PA | 10 | 47 | — | — | Available |
| NT4PB | 10 | 51 | — | — | Available |
| NT4PC | 10 | 53 | — | — | Available |
| NT4PD | 10 | 49 | — | — | Available |
| NT4PE | 10 | 43 | — | — | Available |
| NT4PF | 10 | 51 | — | — | Available |
| NT4PG | 9 | 51 | — | — | Available |
| NT4PH | 10 | 49 | — | — | Available |
| NT4PI | 11 | 45 | — | — | Available |
| NT4PJ | 11 | 55 | — | — | Available |
| NT4PK | 10 | 51 | — | — | Available |
| NT4PL | 10 | 51 | — | — | Available |
| NT4PM | 9 | 49 | — | — | Available |
| NT4PN | 11 | 47 | — | — | Available |
| NT4PO | 10 | 53 | — | — | Available |
| NT4PP | 10 | 53 | — | — | Available |
| NT4PQ | 10 | 55 | — | — | Available |
| NT4PR | 11 | 49 | — | — | Available |
| NT4PS | 11 | 47 | — | — | Available |
| NT4PT | 10 | 45 | — | — | Available |
| NT4PU | 11 | 49 | — | — | Available |
| NT4PV | 10 | 51 | — | — | Available |
| NT4PW | 10 | 51 | — | — | Available |
| NT4PX | 10 | 53 | — | — | Available |
| NT4PY | 10 | 55 | — | — | Available |
| NT4PZ | 10 | 53 | — | — | Available |
| NT4QA | 10 | 49 | — | — | Available |
| NT4QB | 10 | 53 | — | — | Available |
| NT4QC | 10 | 55 | — | — | Available |
| NT4QD | 10 | 51 | — | — | Available |
| NT4QE | 10 | 45 | — | — | Available |
| NT4QF | 10 | 53 | — | — | Available |
| NT4QG | 9 | 53 | — | — | Available |
| NT4QH | 10 | 51 | — | — | Available |
| NT4QI | 11 | 47 | — | — | Available |
| NT4QJ | 11 | 57 | — | — | Available |
| NT4QK | 10 | 53 | — | — | Available |
| NT4QL | 10 | 53 | — | — | Available |
| NT4QM | 9 | 51 | — | — | Available |
| NT4QN | 11 | 49 | — | — | Available |
| NT4QO | 10 | 55 | — | — | Available |
| NT4QP | 10 | 55 | — | — | Available |
| NT4QQ | 10 | 57 | — | — | Available |
| NT4QR | 11 | 51 | — | — | Available |
| NT4QS | 11 | 49 | — | — | Available |
| NT4QT | 10 | 47 | — | — | Available |
| NT4QU | 11 | 51 | — | — | Available |
| NT4QV | 10 | 53 | — | — | Available |
| NT4QW | 10 | 53 | — | — | Available |
| NT4QX | 10 | 55 | — | — | Available |
| NT4QY | 10 | 57 | — | — | Available |
| NT4QZ | 10 | 55 | — | — | Available |
| NT4RA | 11 | 43 | — | — | Available |
| NT4RB | 11 | 47 | — | — | Available |
| NT4RC | 11 | 49 | — | — | Available |
| NT4RD | 11 | 45 | — | — | Available |
| NT4RE | 11 | 39 | — | — | Available |
| NT4RF | 11 | 47 | — | — | Available |
| NT4RG | 10 | 47 | — | — | Available |
| NT4RH | 11 | 45 | — | — | Available |
| NT4RI | 12 | 41 | — | — | Available |
| NT4RJ | 12 | 51 | — | — | Available |
| NT4RK | 11 | 47 | — | — | Available |
| NT4RL | 11 | 47 | — | — | Available |
| NT4RM | 10 | 45 | 2031-06-08 | — | Active (Vanity) |
| NT4RN | 12 | 43 | — | — | Available |
| NT4RO | 11 | 49 | — | — | Available |
| NT4RP | 11 | 49 | — | — | Available |
| NT4RQ | 11 | 51 | — | — | Available |
| NT4RR | 12 | 45 | — | — | Available |
| NT4RS | 12 | 43 | — | — | Available |
| NT4RT | 11 | 41 | 2031-08-27 | — | Active (Vanity) |
| NT4RU | 12 | 45 | — | — | Available |
| NT4RV | 11 | 47 | — | — | Available |
| NT4RW | 11 | 47 | — | — | Available |
| NT4RX | 11 | 49 | — | — | Available |
| NT4RY | 11 | 51 | — | — | Available |
| NT4RZ | 11 | 49 | — | — | Available |
| NT4SA | 11 | 41 | — | — | Available |
| NT4SB | 11 | 45 | — | — | Available |
| NT4SC | 11 | 47 | — | — | Available |
| NT4SD | 11 | 43 | — | — | Available |
| NT4SE | 11 | 37 | — | — | Available |
| NT4SF | 11 | 45 | — | — | Available |
| NT4SG | 10 | 45 | — | — | Available |
| NT4SH | 11 | 43 | — | — | Available |