District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| WD4ME | 8 | 47 | — | — | Available |
| WD4MF | 8 | 55 | — | — | Available |
| WD4MG | 7 | 55 | — | — | Available |
| WD4MH | 8 | 53 | — | — | Available |
| WD4MI | 9 | 49 | — | — | Available |
| WD4MJ | 9 | 59 | — | — | Available |
| WD4MK | 8 | 55 | — | — | Available |
| WD4ML | 8 | 55 | — | — | Available |
| WD4MM | 7 | 53 | — | — | Available |
| WD4MN | 9 | 51 | — | — | Available |
| WD4MO | 8 | 57 | — | — | Available |
| WD4MP | 8 | 57 | 2026-11-14 | — | Active (Vanity) |
| WD4MQ | 8 | 59 | — | — | Available |
| WD4MR | 9 | 53 | — | — | Available |
| WD4MS | 9 | 51 | — | — | Available |
| WD4MT | 8 | 49 | — | — | Available |
| WD4MU | 9 | 53 | — | — | Available |
| WD4MV | 8 | 55 | — | — | Available |
| WD4MW | 8 | 55 | — | — | Available |
| WD4MX | 8 | 57 | — | — | Available |
| WD4MY | 8 | 59 | — | — | Available |
| WD4MZ | 8 | 57 | — | — | Available |
| WD4NA | 10 | 49 | — | — | Available |
| WD4NB | 10 | 53 | — | — | Available |
| WD4NC | 10 | 55 | 2034-07-09 | — | Active (Vanity) |
| WD4ND | 10 | 51 | — | — | Available |
| WD4NE | 10 | 45 | — | — | Available |
| WD4NF | 10 | 53 | — | — | Available |
| WD4NG | 9 | 53 | 2028-01-17 | — | Active (Vanity) |
| WD4NH | 10 | 51 | — | — | Available |
| WD4NI | 11 | 47 | — | — | Available |
| WD4NJ | 11 | 57 | — | — | Available |
| WD4NK | 10 | 53 | — | — | Available |
| WD4NL | 10 | 53 | — | — | Available |
| WD4NM | 9 | 51 | — | — | Available |
| WD4NN | 11 | 49 | — | — | Available |
| WD4NO | 10 | 55 | — | — | Available |
| WD4NP | 10 | 55 | — | — | Available |
| WD4NQ | 10 | 57 | — | — | Available |
| WD4NR | 11 | 51 | — | — | Available |
| WD4NS | 11 | 49 | — | — | Available |
| WD4NT | 10 | 47 | — | — | Available |
| WD4NU | 11 | 51 | — | — | Available |
| WD4NV | 10 | 53 | — | — | Available |
| WD4NW | 10 | 53 | — | — | Available |
| WD4NX | 10 | 55 | — | — | Available |
| WD4NY | 10 | 57 | — | — | Available |
| WD4NZ | 10 | 55 | — | — | Available |
| WD4OA | 9 | 55 | — | — | Available |
| WD4OB | 9 | 59 | — | — | Available |
| WD4OC | 9 | 61 | — | — | Available |
| WD4OD | 9 | 57 | — | — | Available |
| WD4OE | 9 | 51 | — | — | Available |
| WD4OF | 9 | 59 | — | — | Available |
| WD4OG | 8 | 59 | — | — | Available |
| WD4OH | 9 | 57 | — | — | Available |
| WD4OI | 10 | 53 | — | — | Available |
| WD4OJ | 10 | 63 | — | — | Available |
| WD4OK | 9 | 59 | — | — | Available |
| WD4OL | 9 | 59 | 2033-09-26 | — | Active (Vanity) |
| WD4OM | 8 | 57 | — | — | Available |
| WD4ON | 10 | 55 | 2028-07-25 | — | Active (Vanity) |
| WD4OO | 9 | 61 | — | — | Available |
| WD4OP | 9 | 61 | — | — | Available |
| WD4OQ | 9 | 63 | — | — | Available |
| WD4OR | 10 | 57 | — | — | Available |
| WD4OS | 10 | 55 | — | — | Available |
| WD4OT | 9 | 53 | — | — | Available |
| WD4OU | 10 | 57 | — | — | Available |
| WD4OV | 9 | 59 | — | — | Available |
| WD4OW | 9 | 59 | — | — | Available |
| WD4OX | 9 | 61 | — | — | Available |
| WD4OY | 9 | 63 | — | — | Available |
| WD4OZ | 9 | 61 | — | — | Available |
| WD4PA | 9 | 55 | — | — | Available |
| WD4PB | 9 | 59 | — | — | Available |
| WD4PC | 9 | 61 | 2008-11-09 | 2010-11-10 | Available |
| WD4PD | 9 | 57 | — | — | Available |
| WD4PE | 9 | 51 | — | — | Available |
| WD4PF | 9 | 59 | — | — | Available |
| WD4PG | 8 | 59 | 2035-12-30 | — | Active (Vanity) |
| WD4PH | 9 | 57 | — | — | Available |
| WD4PI | 10 | 53 | — | — | Available |
| WD4PJ | 10 | 63 | — | — | Available |
| WD4PK | 9 | 59 | — | — | Available |
| WD4PL | 9 | 59 | — | — | Available |
| WD4PM | 8 | 57 | — | — | Available |
| WD4PN | 10 | 55 | — | — | Available |
| WD4PO | 9 | 61 | — | — | Available |
| WD4PP | 9 | 61 | — | — | Available |
| WD4PQ | 9 | 63 | — | — | Available |
| WD4PR | 10 | 57 | — | — | Available |
| WD4PS | 10 | 55 | — | — | Available |
| WD4PT | 9 | 53 | — | — | Available |
| WD4PU | 10 | 57 | — | — | Available |
| WD4PV | 9 | 59 | — | — | Available |
| WD4PW | 9 | 59 | — | — | Available |
| WD4PX | 9 | 61 | — | — | Available |
| WD4PY | 9 | 63 | — | — | Available |
| WD4PZ | 9 | 61 | — | — | Available |