District 3
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KB3OA | 9 | 59 | 2036-02-18 | — | Active |
| KB3OB | 9 | 63 | 2008-07-24 | 2010-07-25 | Available |
| KB3OC | 9 | 65 | — | — | Available |
| KB3OD | 9 | 61 | — | — | Available |
| KB3OE | 9 | 55 | 2026-05-17 | — | Active |
| KB3OF | 9 | 63 | 1998-04-03 | 2000-04-04 | Available |
| KB3OG | 8 | 63 | 2035-03-21 | — | Active |
| KB3OH | 9 | 61 | 2015-12-01 | 2017-12-02 | Available |
| KB3OI | 10 | 57 | — | — | Available |
| KB3OJ | 10 | 67 | 2006-01-23 | 2008-01-24 | Available |
| KB3OK | 9 | 63 | 2020-10-06 | 2022-10-07 | Available |
| KB3OL | 9 | 63 | 2026-04-22 | — | Active |
| KB3OM | 8 | 61 | 2028-05-07 | — | Active |
| KB3ON | 10 | 59 | 2025-12-05 | — | Active |
| KB3OO | 9 | 65 | 2006-07-15 | 2008-07-16 | Available |
| KB3OP | 9 | 65 | — | — | Available |
| KB3OQ | 9 | 67 | — | — | Available |
| KB3OR | 10 | 61 | — | — | Available |
| KB3OS | 10 | 59 | — | — | Available |
| KB3OT | 9 | 57 | — | — | Available |
| KB3OU | 10 | 61 | 1999-06-06 | 2001-06-07 | Available |
| KB3OV | 9 | 63 | 1997-10-30 | 1999-10-31 | Available |
| KB3OW | 9 | 63 | 2006-01-24 | 2008-01-25 | Available |
| KB3OX | 9 | 65 | 2023-07-20 | 2025-07-21 | Available |
| KB3OY | 9 | 67 | — | — | Available |
| KB3OZ | 9 | 65 | 2005-04-27 | 2007-04-28 | Available |
| KB3PA | 9 | 59 | — | — | Available |
| KB3PB | 9 | 63 | 2027-07-24 | — | Active |
| KB3PC | 9 | 65 | 2036-12-05 | — | Active |
| KB3PD | 9 | 61 | 2023-08-06 | 2025-08-07 | Available |
| KB3PE | 9 | 55 | 1997-09-17 | 1999-09-18 | Available |
| KB3PF | 9 | 63 | — | — | Available |
| KB3PG | 8 | 63 | 2017-11-30 | 2019-12-01 | Available |
| KB3PH | 9 | 61 | 2030-08-07 | — | Active |
| KB3PI | 10 | 57 | — | — | Available |
| KB3PJ | 10 | 67 | 1997-09-17 | 1999-09-18 | Available |
| KB3PK | 9 | 63 | 2036-05-02 | — | Active |
| KB3PL | 9 | 63 | 2017-10-07 | 2019-10-08 | Available |
| KB3PM | 8 | 61 | 2034-03-16 | — | Active (Vanity) |
| KB3PN | 10 | 59 | 2015-12-04 | 2017-12-05 | Available |
| KB3PO | 9 | 65 | 2024-03-05 | 2026-03-06 | Available |
| KB3PP | 9 | 65 | 2015-11-28 | 2017-11-29 | Available |
| KB3PQ | 9 | 67 | 2025-11-28 | — | Active |
| KB3PR | 10 | 61 | 2006-01-09 | 2008-01-10 | Available |
| KB3PS | 10 | 59 | — | — | Available |
| KB3PT | 9 | 57 | 2008-06-17 | 2010-06-18 | Available |
| KB3PU | 10 | 61 | 2031-12-24 | — | Active |
| KB3PV | 9 | 63 | 1998-01-26 | 2000-01-27 | Available |
| KB3PW | 9 | 63 | 2035-04-23 | — | Active |
| KB3PX | 9 | 65 | 2030-05-16 | — | Active (Vanity) |
| KB3PY | 9 | 67 | 2025-07-12 | — | Active |
| KB3PZ | 9 | 65 | 2000-05-12 | 2002-05-13 | Available |
| KB3QA | 9 | 61 | — | — | Available |
| KB3QB | 9 | 65 | — | — | Available |
| KB3QC | 9 | 67 | 2016-01-11 | 2018-01-12 | Available |
| KB3QD | 9 | 63 | — | — | Available |
| KB3QE | 9 | 57 | — | — | Available |
| KB3QF | 9 | 65 | — | — | Available |
| KB3QG | 8 | 65 | 2033-04-20 | — | Active |
| KB3QH | 9 | 63 | — | — | Available |
| KB3QI | 10 | 59 | 2001-03-02 | 2003-03-03 | Available |
| KB3QJ | 10 | 69 | 2036-04-20 | — | Active |
| KB3QK | 9 | 65 | 1997-10-07 | 1999-10-08 | Available |
| KB3QL | 9 | 65 | 2031-12-17 | — | Active |
| KB3QM | 8 | 63 | — | — | Available |
| KB3QN | 10 | 61 | 2025-11-28 | — | Active |
| KB3QO | 9 | 67 | — | — | Available |
| KB3QP | 9 | 67 | — | — | Available |
| KB3QQ | 9 | 69 | 2011-04-09 | 2013-04-10 | Available |
| KB3QR | 10 | 63 | — | — | Available |
| KB3QS | 10 | 61 | — | — | Available |
| KB3QT | 9 | 59 | 2016-04-22 | 2018-04-23 | Available |
| KB3QU | 10 | 63 | — | — | Available |
| KB3QV | 9 | 65 | 2026-10-18 | — | Active |
| KB3QW | 9 | 65 | 2006-01-07 | 2008-01-08 | Available |
| KB3QX | 9 | 67 | 2015-07-25 | 2017-07-26 | Available |
| KB3QY | 9 | 69 | 2030-01-26 | — | Active |
| KB3QZ | 9 | 67 | — | — | Available |
| KB3RA | 10 | 55 | 2034-12-02 | — | Active (Vanity) |
| KB3RB | 10 | 59 | 2036-01-29 | — | Active |
| KB3RC | 10 | 61 | 2026-05-10 | — | Active (Vanity) |
| KB3RD | 10 | 57 | 2017-05-20 | 2019-05-21 | Available |
| KB3RE | 10 | 51 | 2006-01-30 | 2008-01-31 | Available |
| KB3RF | 10 | 59 | — | — | Available |
| KB3RG | 9 | 59 | 2026-01-16 | 2028-01-17 | Canceled (grace period) |
| KB3RH | 10 | 57 | 2036-06-03 | — | Active |
| KB3RI | 11 | 53 | 2015-12-07 | 2017-12-08 | Available |
| KB3RJ | 11 | 63 | 2026-06-10 | — | Active |
| KB3RK | 10 | 59 | 2035-07-05 | — | Active (Vanity) |
| KB3RL | 10 | 59 | 2001-05-11 | 2003-05-12 | Available |
| KB3RM | 9 | 57 | 2035-04-22 | — | Active (Vanity) |
| KB3RN | 11 | 55 | 2035-01-26 | — | Active |
| KB3RO | 10 | 61 | — | — | Available |
| KB3RP | 10 | 61 | — | — | Available |
| KB3RQ | 10 | 63 | 2036-06-16 | — | Active |
| KB3RR | 11 | 57 | 2007-05-20 | 2009-05-21 | Available |
| KB3RS | 11 | 55 | — | — | Available |
| KB3RT | 10 | 53 | 2030-12-31 | — | Active (Vanity) |
| KB3RU | 11 | 57 | — | — | Available |
| KB3RV | 10 | 59 | — | — | Available |