District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| WR4SM | 10 | 51 | — | — | Available |
| WR4SN | 12 | 49 | — | — | Available |
| WR4SO | 11 | 55 | — | — | Available |
| WR4SP | 11 | 55 | — | — | Available |
| WR4SQ | 11 | 57 | — | — | Available |
| WR4SR | 12 | 51 | — | — | Available |
| WR4SS | 12 | 49 | — | — | Available |
| WR4ST | 11 | 47 | — | — | Available |
| WR4SU | 12 | 51 | — | — | Available |
| WR4SV | 11 | 53 | — | — | Available |
| WR4SW | 11 | 53 | — | — | Available |
| WR4SX | 11 | 55 | — | — | Available |
| WR4SY | 11 | 57 | — | — | Available |
| WR4SZ | 11 | 55 | — | — | Available |
| WR4TA | 10 | 47 | — | — | Available |
| WR4TB | 10 | 51 | — | — | Available |
| WR4TC | 10 | 53 | — | — | Available |
| WR4TD | 10 | 49 | — | — | Available |
| WR4TE | 10 | 43 | — | — | Available |
| WR4TF | 10 | 51 | — | — | Available |
| WR4TG | 9 | 51 | — | — | Available |
| WR4TH | 10 | 49 | 2034-10-12 | — | Active (Vanity) |
| WR4TI | 11 | 45 | — | — | Available |
| WR4TJ | 11 | 55 | 2018-07-26 | 2020-07-27 | Available |
| WR4TK | 10 | 51 | — | — | Available |
| WR4TL | 10 | 51 | — | — | Available |
| WR4TM | 9 | 49 | — | — | Available |
| WR4TN | 11 | 47 | — | — | Available |
| WR4TO | 10 | 53 | — | — | Available |
| WR4TP | 10 | 53 | — | — | Available |
| WR4TQ | 10 | 55 | — | — | Available |
| WR4TR | 11 | 49 | — | — | Available |
| WR4TS | 11 | 47 | — | — | Available |
| WR4TT | 10 | 45 | — | — | Available |
| WR4TU | 11 | 49 | — | — | Available |
| WR4TV | 10 | 51 | — | — | Available |
| WR4TW | 10 | 51 | — | — | Available |
| WR4TX | 10 | 53 | — | — | Available |
| WR4TY | 10 | 55 | — | — | Available |
| WR4TZ | 10 | 53 | — | — | Available |
| WR4UA | 11 | 51 | — | — | Available |
| WR4UB | 11 | 55 | — | — | Available |
| WR4UC | 11 | 57 | — | — | Available |
| WR4UD | 11 | 53 | — | — | Available |
| WR4UE | 11 | 47 | — | — | Available |
| WR4UF | 11 | 55 | 2027-07-24 | — | Active (Vanity) |
| WR4UG | 10 | 55 | — | — | Available |
| WR4UH | 11 | 53 | — | — | Available |
| WR4UI | 12 | 49 | — | — | Available |
| WR4UJ | 12 | 59 | — | — | Available |
| WR4UK | 11 | 55 | — | — | Available |
| WR4UL | 11 | 55 | — | — | Available |
| WR4UM | 10 | 53 | — | — | Available |
| WR4UN | 12 | 51 | — | — | Available |
| WR4UO | 11 | 57 | — | — | Available |
| WR4UP | 11 | 57 | — | — | Available |
| WR4UQ | 11 | 59 | — | — | Available |
| WR4UR | 12 | 53 | — | — | Available |
| WR4US | 12 | 51 | — | — | Available |
| WR4UT | 11 | 49 | — | — | Available |
| WR4UU | 12 | 53 | — | — | Available |
| WR4UV | 11 | 55 | — | — | Available |
| WR4UW | 11 | 55 | — | — | Available |
| WR4UX | 11 | 57 | — | — | Available |
| WR4UY | 11 | 59 | — | — | Available |
| WR4UZ | 11 | 57 | — | — | Available |
| WR4VA | 10 | 53 | 2029-08-03 | — | Active (Vanity) |
| WR4VB | 10 | 57 | — | — | Available |
| WR4VC | 10 | 59 | — | — | Available |
| WR4VD | 10 | 55 | — | — | Available |
| WR4VE | 10 | 49 | — | — | Available |
| WR4VF | 10 | 57 | — | — | Available |
| WR4VG | 9 | 57 | — | — | Available |
| WR4VH | 10 | 55 | — | — | Available |
| WR4VI | 11 | 51 | — | — | Available |
| WR4VJ | 11 | 61 | — | — | Available |
| WR4VK | 10 | 57 | — | — | Available |
| WR4VL | 10 | 57 | — | — | Available |
| WR4VM | 9 | 55 | — | — | Available |
| WR4VN | 11 | 53 | — | — | Available |
| WR4VO | 10 | 59 | — | — | Available |
| WR4VP | 10 | 59 | — | — | Available |
| WR4VQ | 10 | 61 | — | — | Available |
| WR4VR | 11 | 55 | 2028-04-03 | — | Active (Vanity) |
| WR4VS | 11 | 53 | — | — | Available |
| WR4VT | 10 | 51 | 2029-10-27 | — | Active (Vanity) |
| WR4VU | 11 | 55 | — | — | Available |
| WR4VV | 10 | 57 | — | — | Available |
| WR4VW | 10 | 57 | — | — | Available |
| WR4VX | 10 | 59 | — | — | Available |
| WR4VY | 10 | 61 | — | — | Available |
| WR4VZ | 10 | 59 | — | — | Available |
| WR4WA | 10 | 53 | — | — | Available |
| WR4WB | 10 | 57 | — | — | Available |
| WR4WC | 10 | 59 | — | — | Available |
| WR4WD | 10 | 55 | — | — | Available |
| WR4WE | 10 | 49 | — | — | Available |
| WR4WF | 10 | 57 | — | — | Available |
| WR4WG | 9 | 57 | — | — | Available |
| WR4WH | 10 | 55 | — | — | Available |