District 1
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K1SJC | 11 | 67 | 2031-04-24 | — | Active (Vanity) |
| K1SJD | 11 | 63 | — | — | Available |
| K1SJE | 11 | 57 | — | — | Available |
| K1SJF | 11 | 65 | — | — | Available |
| K1SJG | 10 | 65 | 1998-03-10 | 2000-03-11 | Available |
| K1SJH | 11 | 63 | — | — | Available |
| K1SJI | 12 | 59 | — | — | Available |
| K1SJJ | 12 | 69 | — | — | Available |
| K1SJK | 11 | 65 | 2036-12-06 | — | Active (Vanity) |
| K1SJL | 11 | 65 | — | — | Available |
| K1SJM | 10 | 63 | 2036-03-21 | — | Active (Vanity) |
| K1SJN | 12 | 61 | — | — | Available |
| K1SJO | 11 | 67 | 2027-12-20 | — | Active (Vanity) |
| K1SJP | 11 | 67 | 2018-03-25 | 2020-03-26 | Available |
| K1SJQ | 11 | 69 | — | — | Available |
| K1SJR | 12 | 63 | — | — | Available |
| K1SJS | 12 | 61 | — | — | Available |
| K1SJT | 11 | 59 | — | — | Available |
| K1SJU | 12 | 63 | — | — | Available |
| K1SJV | 11 | 65 | 2029-12-01 | — | Active (Vanity) |
| K1SJW | 11 | 65 | 2036-12-23 | — | Active (Vanity) |
| K1SJX | 11 | 67 | — | — | Available |
| K1SJY | 11 | 69 | — | — | Available |
| K1SJZ | 11 | 67 | 2006-08-23 | 2008-08-24 | Available |
| K1SKA | 10 | 57 | 2035-12-24 | — | Active (Vanity) |
| K1SKB | 10 | 61 | 2011-09-14 | 2013-09-15 | Available |
| K1SKC | 10 | 63 | 2025-01-25 | — | Active |
| K1SKD | 10 | 59 | — | — | Available |
| K1SKE | 10 | 53 | — | — | Available |
| K1SKF | 10 | 61 | — | — | Available |
| K1SKG | 9 | 61 | — | — | Available |
| K1SKH | 10 | 59 | — | — | Available |
| K1SKI | 11 | 55 | 2030-03-10 | — | Active (Vanity) |
| K1SKJ | 11 | 65 | 2027-10-17 | — | Active (Vanity) |
| K1SKK | 10 | 61 | 2007-01-14 | 2009-01-15 | Available |
| K1SKL | 10 | 61 | 2021-04-06 | 2023-04-07 | Available |
| K1SKM | 9 | 59 | 2028-08-24 | — | Active (Vanity) |
| K1SKN | 11 | 57 | 2035-03-04 | — | Active (Vanity) |
| K1SKO | 10 | 63 | 2032-09-17 | — | Active (Vanity) |
| K1SKP | 10 | 63 | 2018-03-24 | 2020-03-25 | Available |
| K1SKQ | 10 | 65 | 2008-12-18 | 2010-12-19 | Available |
| K1SKR | 11 | 59 | 2014-09-13 | 2016-09-14 | Available |
| K1SKS | 11 | 57 | — | — | Available |
| K1SKT | 10 | 55 | — | — | Available |
| K1SKU | 11 | 59 | 2028-05-11 | — | Active |
| K1SKV | 10 | 61 | 2036-05-03 | — | Active |
| K1SKW | 10 | 61 | — | — | Available |
| K1SKX | 10 | 63 | — | — | Available |
| K1SKY | 10 | 65 | 2031-03-12 | — | Active |
| K1SKZ | 10 | 63 | 2030-02-14 | — | Active |
| K1SLA | 10 | 57 | — | — | Available |
| K1SLB | 10 | 61 | 2033-04-29 | — | Active (Vanity) |
| K1SLC | 10 | 63 | 2028-10-02 | — | Active (Vanity) |
| K1SLD | 10 | 59 | 2033-08-02 | — | Active (Vanity) |
| K1SLE | 10 | 53 | — | — | Available |
| K1SLF | 10 | 61 | — | — | Available |
| K1SLG | 9 | 61 | 1999-06-06 | 2001-06-07 | Available |
| K1SLH | 10 | 59 | 2029-09-04 | — | Active (Vanity) |
| K1SLI | 11 | 55 | 2006-04-04 | 2008-04-05 | Available |
| K1SLJ | 11 | 65 | 1998-06-21 | 2000-06-22 | Available |
| K1SLK | 10 | 61 | 2034-04-05 | — | Active (Vanity) |
| K1SLL | 10 | 61 | — | — | Available |
| K1SLM | 9 | 59 | 2028-06-03 | — | Active (Vanity) |
| K1SLN | 11 | 57 | 2036-10-23 | — | Active (Vanity) |
| K1SLO | 10 | 63 | — | — | Available |
| K1SLP | 10 | 63 | — | — | Available |
| K1SLQ | 10 | 65 | 2027-10-20 | — | Active (Vanity) |
| K1SLR | 11 | 59 | 2021-03-26 | 2023-03-27 | Available |
| K1SLS | 11 | 57 | — | — | Available |
| K1SLT | 10 | 55 | 2031-10-13 | — | Active (Vanity) |
| K1SLU | 11 | 59 | — | — | Available |
| K1SLV | 10 | 61 | — | — | Available |
| K1SLW | 10 | 61 | 2033-08-29 | — | Active (Vanity) |
| K1SLX | 10 | 63 | — | — | Available |
| K1SLY | 10 | 65 | — | — | Available |
| K1SLZ | 10 | 63 | — | — | Available |
| K1SMA | 9 | 55 | 2030-09-10 | — | Active (Vanity) |
| K1SMB | 9 | 59 | 2033-03-17 | — | Active (Vanity) |
| K1SMC | 9 | 61 | 2025-06-07 | — | Active (Vanity) |
| K1SMD | 9 | 57 | 2031-01-19 | — | Active (Vanity) |
| K1SME | 9 | 51 | — | — | Available |
| K1SMF | 9 | 59 | 2030-01-09 | — | Active |
| K1SMG | 8 | 59 | 2036-01-03 | — | Active (Vanity) |
| K1SMH | 9 | 57 | 2035-08-12 | — | Active (Vanity) |
| K1SMI | 10 | 53 | 2007-05-23 | 2009-05-24 | Available |
| K1SMJ | 10 | 63 | — | — | Available |
| K1SMK | 9 | 59 | 2027-12-23 | — | Active (Vanity) |
| K1SML | 9 | 59 | — | — | Available |
| K1SMM | 8 | 57 | 2032-12-15 | — | Active |
| K1SMN | 10 | 55 | — | — | Available |
| K1SMO | 9 | 61 | — | — | Pending Application |
| K1SMP | 9 | 61 | 2034-10-16 | — | Active (Vanity) |
| K1SMQ | 9 | 63 | 2001-12-24 | 2003-12-25 | Available |
| K1SMR | 10 | 57 | 2027-06-17 | — | Active (Vanity) |
| K1SMS | 10 | 55 | 2026-12-08 | — | Active (Vanity) |
| K1SMT | 9 | 53 | 2026-08-02 | — | Active (Vanity) |
| K1SMU | 10 | 57 | — | — | Available |
| K1SMV | 9 | 59 | — | — | Available |
| K1SMW | 9 | 59 | 2030-12-04 | — | Active (Vanity) |
| K1SMX | 9 | 61 | — | — | Available |