District 3
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K3TZL | 9 | 57 | 2007-01-24 | 2009-01-25 | Available |
| K3TZM | 8 | 55 | — | — | Available |
| K3TZN | 10 | 53 | — | — | Available |
| K3TZO | 9 | 59 | — | — | Available |
| K3TZP | 9 | 59 | — | — | Available |
| K3TZQ | 9 | 61 | — | — | Available |
| K3TZR | 10 | 55 | 2036-05-13 | — | Active |
| K3TZS | 10 | 53 | — | — | Available |
| K3TZT | 9 | 51 | 2005-08-01 | 2007-08-02 | Available |
| K3TZU | 10 | 55 | — | — | Available |
| K3TZV | 9 | 57 | 2028-10-15 | — | Active |
| K3TZW | 9 | 57 | — | — | Available |
| K3TZX | 9 | 59 | — | — | Available |
| K3TZY | 9 | 61 | 2020-08-19 | 2022-08-20 | Available |
| K3TZZ | 9 | 59 | 2032-08-19 | — | Active (Vanity) |
| K3UAA | 10 | 51 | — | — | Available |
| K3UAB | 10 | 55 | — | — | Available |
| K3UAC | 10 | 57 | — | — | Available |
| K3UAD | 10 | 53 | — | — | Available |
| K3UAE | 10 | 47 | — | — | Available |
| K3UAF | 10 | 55 | — | — | Available |
| K3UAG | 9 | 55 | — | — | Available |
| K3UAH | 10 | 53 | — | — | Available |
| K3UAI | 11 | 49 | — | — | Available |
| K3UAJ | 11 | 59 | — | — | Available |
| K3UAK | 10 | 55 | — | — | Available |
| K3UAL | 10 | 55 | 2032-07-14 | — | Active |
| K3UAM | 9 | 53 | 2014-07-15 | 2016-07-16 | Available |
| K3UAN | 11 | 51 | — | — | Available |
| K3UAO | 10 | 57 | — | — | Available |
| K3UAP | 10 | 57 | 2024-06-25 | 2026-06-26 | Available |
| K3UAQ | 10 | 59 | — | — | Available |
| K3UAR | 11 | 53 | — | — | Available |
| K3UAS | 11 | 51 | — | — | Available |
| K3UAT | 10 | 49 | — | — | Available |
| K3UAU | 11 | 53 | — | — | Available |
| K3UAV | 10 | 55 | 2034-05-25 | — | Active (Vanity) |
| K3UAW | 10 | 55 | — | — | Available |
| K3UAX | 10 | 57 | — | — | Available |
| K3UAY | 10 | 59 | — | — | Available |
| K3UAZ | 10 | 57 | 2011-04-22 | 2013-04-23 | Available |
| K3UBA | 10 | 55 | — | — | Available |
| K3UBB | 10 | 59 | — | — | Available |
| K3UBC | 10 | 61 | 2012-05-22 | 2014-05-23 | Available |
| K3UBD | 10 | 57 | 2027-03-27 | — | Active (Vanity) |
| K3UBE | 10 | 51 | — | — | Available |
| K3UBF | 10 | 59 | — | — | Available |
| K3UBG | 9 | 59 | — | — | Available |
| K3UBH | 10 | 57 | 2026-06-29 | — | Active (Vanity) |
| K3UBI | 11 | 53 | 2026-01-29 | — | Active |
| K3UBJ | 11 | 63 | — | — | Available |
| K3UBK | 10 | 59 | — | — | Available |
| K3UBL | 10 | 59 | — | — | Available |
| K3UBM | 9 | 57 | — | — | Available |
| K3UBN | 11 | 55 | 2021-10-12 | 2023-10-13 | Available |
| K3UBO | 10 | 61 | — | — | Available |
| K3UBP | 10 | 61 | — | — | Available |
| K3UBQ | 10 | 63 | — | — | Available |
| K3UBR | 11 | 57 | — | — | Available |
| K3UBS | 11 | 55 | — | — | Available |
| K3UBT | 10 | 53 | — | — | Available |
| K3UBU | 11 | 57 | — | — | Available |
| K3UBV | 10 | 59 | 1998-12-06 | 2000-12-07 | Available |
| K3UBW | 10 | 59 | 2023-09-21 | 2025-09-22 | Available |
| K3UBX | 10 | 61 | — | — | Available |
| K3UBY | 10 | 63 | — | — | Available |
| K3UBZ | 10 | 61 | 2018-04-04 | 2020-04-05 | Available |
| K3UCA | 10 | 57 | 2007-02-06 | 2009-02-07 | Available |
| K3UCB | 10 | 61 | 2031-07-08 | — | Active (Vanity) |
| K3UCC | 10 | 63 | — | — | Available |
| K3UCD | 10 | 59 | — | — | Available |
| K3UCE | 10 | 53 | — | — | Available |
| K3UCF | 10 | 61 | — | — | Available |
| K3UCG | 9 | 61 | 2027-10-27 | — | Active |
| K3UCH | 10 | 59 | — | — | Available |
| K3UCI | 11 | 55 | 2036-08-08 | — | Active |
| K3UCJ | 11 | 65 | — | — | Available |
| K3UCK | 10 | 61 | — | — | Available |
| K3UCL | 10 | 61 | — | — | Available |
| K3UCM | 9 | 59 | — | — | Available |
| K3UCN | 11 | 57 | 1998-04-30 | 2000-05-01 | Available |
| K3UCO | 10 | 63 | — | — | Available |
| K3UCP | 10 | 63 | — | — | Available |
| K3UCQ | 10 | 65 | 2035-08-26 | — | Active (Vanity) |
| K3UCR | 11 | 59 | 2025-07-06 | — | Active (Vanity) |
| K3UCS | 11 | 57 | — | — | Available |
| K3UCT | 10 | 55 | — | — | Available |
| K3UCU | 11 | 59 | 2032-11-29 | — | Active (Vanity) |
| K3UCV | 10 | 61 | 2005-06-22 | 2007-06-23 | Available |
| K3UCW | 10 | 61 | — | — | Available |
| K3UCX | 10 | 63 | — | — | Available |
| K3UCY | 10 | 65 | — | — | Available |
| K3UCZ | 10 | 63 | — | — | Available |
| K3UDA | 10 | 53 | 2005-10-13 | 2007-10-14 | Available |
| K3UDB | 10 | 57 | — | — | Available |
| K3UDC | 10 | 59 | — | — | Available |
| K3UDD | 10 | 55 | — | — | Available |
| K3UDE | 10 | 49 | — | — | Available |
| K3UDF | 10 | 57 | — | — | Available |
| K3UDG | 9 | 57 | — | — | Available |