District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| AC4VC | 9 | 59 | 2028-11-03 | — | Active (Vanity) |
| AC4VD | 9 | 55 | — | — | Available |
| AC4VE | 9 | 49 | 2032-09-04 | — | Active |
| AC4VF | 9 | 57 | 2033-02-14 | — | Active |
| AC4VG | 8 | 57 | 1998-01-07 | 2000-01-08 | Available |
| AC4VH | 9 | 55 | 2002-09-08 | 2004-09-09 | Available |
| AC4VI | 10 | 51 | 2012-09-08 | 2014-09-09 | Available |
| AC4VJ | 10 | 61 | 2032-11-13 | — | Active |
| AC4VK | 9 | 57 | 2029-04-16 | — | Active (Vanity) |
| AC4VL | 9 | 57 | 2032-09-15 | — | Active |
| AC4VM | 8 | 55 | 2034-03-22 | — | Active |
| AC4VN | 10 | 53 | 2012-09-15 | 2014-09-16 | Available |
| AC4VO | 9 | 59 | 2034-04-26 | — | Active |
| AC4VP | 9 | 59 | 2022-09-15 | 2024-09-16 | Available |
| AC4VQ | 9 | 61 | 2032-11-01 | — | Active |
| AC4VR | 10 | 55 | 2032-09-15 | — | Active |
| AC4VS | 10 | 53 | 2012-09-15 | 2014-09-16 | Available |
| AC4VT | 9 | 51 | 2032-09-22 | — | Active |
| AC4VU | 10 | 55 | 2033-08-15 | — | Active |
| AC4VV | 9 | 57 | 2032-09-22 | — | Active |
| AC4VW | 9 | 57 | 2023-08-03 | 2025-08-04 | Available |
| AC4VX | 9 | 59 | 2030-11-10 | — | Active (Vanity) |
| AC4VY | 9 | 61 | 2002-09-25 | 2004-09-26 | Available |
| AC4VZ | 9 | 59 | 2014-02-19 | 2016-02-20 | Available |
| AC4WA | 9 | 53 | 2033-12-20 | — | Active (Vanity) |
| AC4WB | 9 | 57 | 2035-12-30 | — | Active (Vanity) |
| AC4WC | 9 | 59 | 2029-03-05 | — | Active |
| AC4WD | 9 | 55 | 2023-04-26 | 2025-04-27 | Available |
| AC4WE | 9 | 49 | — | — | Available |
| AC4WF | 9 | 57 | 2034-07-11 | — | Active |
| AC4WG | 8 | 57 | — | — | Available |
| AC4WH | 9 | 55 | 2003-07-18 | 2005-07-19 | Available |
| AC4WI | 10 | 51 | 2002-07-12 | 2004-07-13 | Available |
| AC4WJ | 10 | 61 | 2028-02-27 | — | Active |
| AC4WK | 9 | 57 | 2029-08-25 | — | Active (Vanity) |
| AC4WL | 9 | 57 | 2026-01-30 | 2028-01-31 | Canceled (grace period) |
| AC4WM | 8 | 55 | 2032-10-25 | — | Active |
| AC4WN | 10 | 53 | — | — | Available |
| AC4WO | 9 | 59 | 2034-02-06 | — | Active |
| AC4WP | 9 | 59 | 2033-07-18 | — | Active |
| AC4WQ | 9 | 61 | 2032-12-06 | — | Active |
| AC4WR | 10 | 55 | 2032-10-16 | — | Active |
| AC4WS | 10 | 53 | — | — | Available |
| AC4WT | 9 | 51 | 2033-04-09 | — | Active |
| AC4WU | 10 | 55 | 2032-11-17 | — | Active |
| AC4WV | 9 | 57 | 2012-11-03 | 2014-11-04 | Available |
| AC4WW | 9 | 57 | 2032-11-03 | — | Active |
| AC4WX | 9 | 59 | 2022-11-03 | 2024-11-04 | Available |
| AC4WY | 9 | 61 | 2016-03-22 | 2018-03-23 | Available |
| AC4WZ | 9 | 59 | 2024-03-05 | 2026-03-06 | Available |
| AC4XA | 9 | 55 | 2033-05-22 | — | Active |
| AC4XB | 9 | 59 | 2022-11-10 | 2024-11-11 | Available |
| AC4XC | 9 | 61 | 2022-11-10 | 2024-11-11 | Available |
| AC4XD | 9 | 57 | 2032-11-10 | — | Active |
| AC4XE | 9 | 51 | 2024-03-05 | 2026-03-06 | Available |
| AC4XF | 9 | 59 | 2032-11-24 | — | Active |
| AC4XG | 8 | 59 | 2032-12-08 | — | Active |
| AC4XH | 9 | 57 | 2024-03-05 | 2026-03-06 | Available |
| AC4XI | 10 | 53 | 2002-12-08 | 2004-12-09 | Available |
| AC4XJ | 10 | 63 | 2002-12-08 | 2004-12-09 | Available |
| AC4XK | 9 | 59 | — | — | Available |
| AC4XL | 9 | 59 | 2022-12-15 | 2024-12-16 | Available |
| AC4XM | 8 | 57 | 2002-12-22 | 2004-12-23 | Available |
| AC4XN | 10 | 55 | 2000-08-22 | 2002-08-23 | Available |
| AC4XO | 9 | 61 | 2032-12-22 | — | Active |
| AC4XP | 9 | 61 | 2022-12-22 | 2024-12-23 | Available |
| AC4XQ | 9 | 63 | 2032-12-22 | — | Active |
| AC4XR | 10 | 57 | 2022-12-22 | 2024-12-23 | Available |
| AC4XS | 10 | 55 | 2032-12-22 | — | Active |
| AC4XT | 9 | 53 | 2035-09-06 | — | Active (Vanity) |
| AC4XU | 10 | 57 | 1998-02-06 | 2000-02-07 | Available |
| AC4XV | 9 | 59 | 2022-12-22 | 2024-12-23 | Available |
| AC4XW | 9 | 59 | 2022-12-22 | 2024-12-23 | Available |
| AC4XX | 9 | 61 | 2012-12-22 | 2014-12-23 | Available |
| AC4XY | 9 | 63 | 2022-12-22 | 2024-12-23 | Available |
| AC4XZ | 9 | 61 | 1998-03-03 | 2000-03-04 | Available |
| AC4YA | 9 | 57 | 2022-12-22 | 2024-12-23 | Available |
| AC4YB | 9 | 61 | 2032-12-29 | — | Active |
| AC4YC | 9 | 63 | 2022-12-29 | 2024-12-30 | Available |
| AC4YD | 9 | 59 | 2032-12-29 | — | Active |
| AC4YE | 9 | 53 | 2012-12-29 | 2014-12-30 | Available |
| AC4YF | 9 | 61 | 2033-01-29 | — | Active |
| AC4YG | 8 | 61 | 2022-12-29 | 2024-12-30 | Available |
| AC4YH | 9 | 59 | 2012-12-29 | 2014-12-30 | Available |
| AC4YI | 10 | 55 | 2032-12-29 | — | Active |
| AC4YJ | 10 | 65 | 2036-03-14 | — | Active |
| AC4YK | 9 | 61 | — | — | Pending Application |
| AC4YL | 9 | 61 | 2036-01-05 | — | Active (Vanity) |
| AC4YM | 8 | 59 | 2023-01-05 | 2025-01-06 | Available |
| AC4YN | 10 | 57 | 2033-01-05 | — | Active |
| AC4YO | 9 | 63 | 2014-03-29 | 2016-03-30 | Available |
| AC4YP | 9 | 63 | 2013-06-12 | 2015-06-13 | Available |
| AC4YQ | 9 | 65 | 2023-01-05 | 2025-01-06 | Available |
| AC4YR | 10 | 59 | 2033-01-05 | — | Active |
| AC4YS | 10 | 57 | 2023-01-05 | 2025-01-06 | Available |
| AC4YT | 9 | 55 | 2033-01-05 | — | Active |
| AC4YU | 10 | 59 | 2033-05-02 | — | Active |
| AC4YV | 9 | 61 | 2033-01-05 | — | Active |
| AC4YW | 9 | 61 | 2023-01-05 | 2025-01-06 | Available |
| AC4YX | 9 | 63 | 2034-07-30 | — | Active (Vanity) |