District 0
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KB0OA | 10 | 65 | 2016-01-22 | 2018-01-23 | Available |
| KB0OB | 10 | 69 | 2035-12-16 | — | Active (Vanity) |
| KB0OC | 10 | 71 | — | — | Available |
| KB0OD | 10 | 67 | 2026-11-22 | — | Active |
| KB0OE | 10 | 61 | — | — | Available |
| KB0OF | 10 | 69 | — | — | Available |
| KB0OG | 9 | 69 | — | — | Available |
| KB0OH | 10 | 67 | 2027-12-08 | — | Active |
| KB0OI | 11 | 63 | — | — | Available |
| KB0OJ | 11 | 73 | — | — | Available |
| KB0OK | 10 | 69 | 2026-04-05 | — | Active (Vanity) |
| KB0OL | 10 | 69 | 2025-10-22 | — | Active |
| KB0OM | 9 | 67 | 2030-09-12 | — | Active (Vanity) |
| KB0ON | 11 | 65 | 2013-02-16 | 2015-02-17 | Available |
| KB0OO | 10 | 71 | 2005-06-26 | 2007-06-27 | Available |
| KB0OP | 10 | 71 | — | — | Available |
| KB0OQ | 10 | 73 | — | — | Available |
| KB0OR | 11 | 67 | — | — | Available |
| KB0OS | 11 | 65 | 2005-04-12 | 2007-04-13 | Available |
| KB0OT | 10 | 63 | — | — | Available |
| KB0OU | 11 | 67 | 2036-09-19 | — | Active |
| KB0OV | 10 | 69 | 2016-02-15 | 2018-02-16 | Available |
| KB0OW | 10 | 69 | — | — | Available |
| KB0OX | 10 | 71 | 2020-04-17 | 2022-04-18 | Available |
| KB0OY | 10 | 73 | 1998-01-14 | 2000-01-15 | Available |
| KB0OZ | 10 | 71 | 2015-04-05 | 2017-04-06 | Available |
| KB0PA | 10 | 65 | — | — | Available |
| KB0PB | 10 | 69 | 2005-05-11 | 2007-05-12 | Available |
| KB0PC | 10 | 71 | 2005-04-27 | 2007-04-28 | Available |
| KB0PD | 10 | 67 | 2035-08-16 | — | Active |
| KB0PE | 10 | 61 | 2025-06-23 | — | Active |
| KB0PF | 10 | 69 | 2021-05-14 | 2023-05-15 | Available |
| KB0PG | 9 | 69 | 2024-08-24 | 2026-08-25 | Available |
| KB0PH | 10 | 67 | — | — | Available |
| KB0PI | 11 | 63 | — | — | Available |
| KB0PJ | 11 | 73 | — | — | Available |
| KB0PK | 10 | 69 | 2017-01-20 | 2019-01-21 | Available |
| KB0PL | 10 | 69 | 2025-03-22 | — | Active |
| KB0PM | 9 | 67 | 2030-10-16 | — | Active (Vanity) |
| KB0PN | 11 | 65 | — | — | Available |
| KB0PO | 10 | 71 | — | — | Available |
| KB0PP | 10 | 71 | — | — | Available |
| KB0PQ | 10 | 73 | 2008-11-04 | 2010-11-05 | Available |
| KB0PR | 11 | 67 | 2003-09-07 | 2005-09-08 | Available |
| KB0PS | 11 | 65 | 2001-05-14 | 2003-05-15 | Available |
| KB0PT | 10 | 63 | — | — | Available |
| KB0PU | 11 | 67 | — | — | Available |
| KB0PV | 10 | 69 | — | — | Available |
| KB0PW | 10 | 69 | — | — | Available |
| KB0PX | 10 | 71 | 2005-02-09 | 2007-02-10 | Available |
| KB0PY | 10 | 73 | 2005-03-22 | 2007-03-23 | Available |
| KB0PZ | 10 | 71 | 2006-05-13 | 2008-05-14 | Available |
| KB0QA | 10 | 67 | — | — | Available |
| KB0QB | 10 | 71 | — | — | Available |
| KB0QC | 10 | 73 | 2029-02-25 | — | Active |
| KB0QD | 10 | 69 | 2018-04-16 | 2020-04-17 | Available |
| KB0QE | 10 | 63 | 2015-06-26 | 2017-06-27 | Available |
| KB0QF | 10 | 71 | 2015-04-26 | 2017-04-27 | Available |
| KB0QG | 9 | 71 | 2015-07-06 | 2017-07-07 | Available |
| KB0QH | 10 | 69 | 2027-01-06 | — | Active |
| KB0QI | 11 | 65 | 2008-04-03 | 2010-04-04 | Available |
| KB0QJ | 11 | 75 | 2005-11-28 | 2007-11-29 | Available |
| KB0QK | 10 | 71 | — | — | Available |
| KB0QL | 10 | 71 | 2015-04-20 | 2017-04-21 | Available |
| KB0QM | 9 | 69 | 2026-01-16 | — | Active |
| KB0QN | 11 | 67 | — | — | Available |
| KB0QO | 10 | 73 | — | — | Available |
| KB0QP | 10 | 73 | — | — | Available |
| KB0QQ | 10 | 75 | 2002-10-22 | 2004-10-23 | Available |
| KB0QR | 11 | 69 | 2035-07-24 | — | Active |
| KB0QS | 11 | 67 | 2030-07-17 | — | Active |
| KB0QT | 10 | 65 | 2005-03-30 | 2007-03-31 | Available |
| KB0QU | 11 | 69 | — | — | Available |
| KB0QV | 10 | 71 | — | — | Available |
| KB0QW | 10 | 71 | 2005-06-02 | 2007-06-03 | Available |
| KB0QX | 10 | 73 | 2035-09-12 | — | Active |
| KB0QY | 10 | 75 | — | — | Available |
| KB0QZ | 10 | 73 | 2023-02-18 | 2025-02-19 | Available |
| KB0RA | 11 | 61 | 2007-01-29 | 2009-01-30 | Available |
| KB0RB | 11 | 65 | 2035-03-14 | — | Active (Vanity) |
| KB0RC | 11 | 67 | — | — | Available |
| KB0RD | 11 | 63 | 2015-08-18 | 2017-08-19 | Available |
| KB0RE | 11 | 57 | — | — | Available |
| KB0RF | 11 | 65 | 2018-09-29 | 2020-09-30 | Available |
| KB0RG | 10 | 65 | 2025-06-19 | — | Active |
| KB0RH | 11 | 63 | 2027-02-26 | — | Active |
| KB0RI | 12 | 59 | — | — | Available |
| KB0RJ | 12 | 69 | — | — | Available |
| KB0RK | 11 | 65 | 2026-03-01 | — | Active (Vanity) |
| KB0RL | 11 | 65 | — | — | Available |
| KB0RM | 10 | 63 | 2022-09-04 | 2024-09-05 | Available |
| KB0RN | 12 | 61 | 2034-05-07 | — | Active (Vanity) |
| KB0RO | 11 | 67 | — | — | Available |
| KB0RP | 11 | 67 | 1997-10-06 | 1999-10-07 | Available |
| KB0RQ | 11 | 69 | — | — | Available |
| KB0RR | 12 | 63 | 2034-03-22 | — | Active |
| KB0RS | 12 | 61 | — | — | Available |
| KB0RT | 11 | 59 | 2015-06-27 | 2017-06-28 | Available |
| KB0RU | 12 | 63 | — | — | Available |
| KB0RV | 11 | 65 | 2035-09-15 | — | Active |