District 1
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K1OQU | 10 | 69 | — | — | Available |
| K1OQV | 9 | 71 | 2007-11-19 | 2009-11-20 | Available |
| K1OQW | 9 | 71 | — | — | Available |
| K1OQX | 9 | 73 | 2006-10-02 | 2008-10-03 | Available |
| K1OQY | 9 | 75 | — | — | Available |
| K1OQZ | 9 | 73 | — | — | Available |
| K1ORA | 10 | 61 | 2031-07-12 | — | Active (Vanity) |
| K1ORB | 10 | 65 | 2013-06-07 | 2015-06-08 | Available |
| K1ORC | 10 | 67 | — | — | Available |
| K1ORD | 10 | 63 | — | — | Available |
| K1ORE | 10 | 57 | — | — | Available |
| K1ORF | 10 | 65 | — | — | Available |
| K1ORG | 9 | 65 | 2004-02-22 | 2006-02-23 | Available |
| K1ORH | 10 | 63 | — | — | Available |
| K1ORI | 11 | 59 | — | — | Available |
| K1ORJ | 11 | 69 | — | — | Available |
| K1ORK | 10 | 65 | — | — | Available |
| K1ORL | 10 | 65 | — | — | Available |
| K1ORM | 9 | 63 | 2014-12-12 | 2016-12-13 | Available |
| K1ORN | 11 | 61 | — | — | Available |
| K1ORO | 10 | 67 | — | — | Available |
| K1ORP | 10 | 67 | — | — | Available |
| K1ORQ | 10 | 69 | 2029-05-07 | — | Active (Vanity) |
| K1ORR | 11 | 63 | 2024-06-02 | 2026-06-03 | Available |
| K1ORS | 11 | 61 | 2036-10-24 | — | Active (Vanity) |
| K1ORT | 10 | 59 | 2032-11-05 | — | Active (Vanity) |
| K1ORU | 11 | 63 | — | — | Available |
| K1ORV | 10 | 65 | 2034-11-02 | — | Active (Vanity) |
| K1ORW | 10 | 65 | — | — | Available |
| K1ORX | 10 | 67 | — | — | Available |
| K1ORY | 10 | 69 | 2034-04-30 | — | Active (Vanity) |
| K1ORZ | 10 | 67 | 2031-03-09 | — | Active (Vanity) |
| K1OSA | 10 | 59 | — | — | Available |
| K1OSB | 10 | 63 | 2030-10-14 | — | Active (Vanity) |
| K1OSC | 10 | 65 | — | — | Available |
| K1OSD | 10 | 61 | — | — | Available |
| K1OSE | 10 | 55 | 2030-11-06 | — | Active (Vanity) |
| K1OSF | 10 | 63 | — | — | Available |
| K1OSG | 9 | 63 | 2000-02-20 | 2002-02-21 | Available |
| K1OSH | 10 | 61 | 2028-02-12 | — | Active (Vanity) |
| K1OSI | 11 | 57 | — | — | Available |
| K1OSJ | 11 | 67 | 2034-04-24 | — | Active |
| K1OSK | 10 | 63 | 2029-12-27 | — | Active (Vanity) |
| K1OSL | 10 | 63 | — | — | Available |
| K1OSM | 9 | 61 | — | — | Available |
| K1OSN | 11 | 59 | — | — | Available |
| K1OSO | 10 | 65 | — | — | Available |
| K1OSP | 10 | 65 | 2029-05-03 | — | Active |
| K1OSQ | 10 | 67 | — | — | Available |
| K1OSR | 11 | 61 | — | — | Available |
| K1OSS | 11 | 59 | — | — | Available |
| K1OST | 10 | 57 | 2028-05-15 | — | Active (Vanity) |
| K1OSU | 11 | 61 | 2024-10-22 | 2026-10-23 | Available |
| K1OSV | 10 | 63 | — | — | Available |
| K1OSW | 10 | 63 | — | — | Available |
| K1OSX | 10 | 65 | 2030-08-18 | — | Active (Vanity) |
| K1OSY | 10 | 67 | 2025-04-06 | — | Active |
| K1OSZ | 10 | 65 | — | — | Available |
| K1OTA | 9 | 57 | 2028-03-17 | — | Active |
| K1OTB | 9 | 61 | 2029-11-08 | — | Active (Vanity) |
| K1OTC | 9 | 63 | — | — | Available |
| K1OTD | 9 | 59 | — | — | Available |
| K1OTE | 9 | 53 | — | — | Available |
| K1OTF | 9 | 61 | — | — | Available |
| K1OTG | 8 | 61 | — | — | Available |
| K1OTH | 9 | 59 | 2003-06-14 | 2005-06-15 | Available |
| K1OTI | 10 | 55 | 2030-12-18 | — | Active (Vanity) |
| K1OTJ | 10 | 65 | — | — | Available |
| K1OTK | 9 | 61 | — | — | Available |
| K1OTL | 9 | 61 | 2022-10-25 | 2024-10-26 | Available |
| K1OTM | 8 | 59 | 2027-12-11 | — | Active |
| K1OTN | 10 | 57 | 2033-03-30 | — | Active |
| K1OTO | 9 | 63 | 2031-01-20 | — | Active (Vanity) |
| K1OTP | 9 | 63 | — | — | Available |
| K1OTQ | 9 | 65 | — | — | Available |
| K1OTR | 10 | 59 | 2022-12-20 | 2024-12-21 | Available |
| K1OTS | 10 | 57 | 2031-04-10 | — | Active (Vanity) |
| K1OTT | 9 | 55 | — | — | Available |
| K1OTU | 10 | 59 | — | — | Available |
| K1OTV | 9 | 61 | — | — | Available |
| K1OTW | 9 | 61 | 2007-06-17 | 2009-06-18 | Available |
| K1OTX | 9 | 63 | — | — | Available |
| K1OTY | 9 | 65 | 2029-08-30 | — | Active (Vanity) |
| K1OTZ | 9 | 63 | 2017-12-05 | 2019-12-06 | Available |
| K1OUA | 10 | 61 | — | — | Available |
| K1OUB | 10 | 65 | — | — | Available |
| K1OUC | 10 | 67 | — | — | Available |
| K1OUD | 10 | 63 | 2025-03-06 | — | Active |
| K1OUE | 10 | 57 | — | — | Available |
| K1OUF | 10 | 65 | — | — | Available |
| K1OUG | 9 | 65 | — | — | Available |
| K1OUH | 10 | 63 | 2022-04-09 | 2024-04-10 | Available |
| K1OUI | 11 | 59 | — | — | Available |
| K1OUJ | 11 | 69 | — | — | Available |
| K1OUK | 10 | 65 | — | — | Available |
| K1OUL | 10 | 65 | — | — | Available |
| K1OUM | 9 | 63 | 2016-03-17 | 2018-03-18 | Available |
| K1OUN | 11 | 61 | 2006-04-12 | 2008-04-13 | Available |
| K1OUO | 10 | 67 | — | — | Available |
| K1OUP | 10 | 67 | — | — | Available |