| OCA# | CALL | DATE ISSUED |
|---|---|---|
| 1 | G3IOR | 14-Feb-77 |
| 2 | WA2CBB | 8-Apr-77 |
| 3 | W2RS | 21-Apr-77 |
| 4 | VE3BNO | 21-Jul-78 |
| 5 | W4AIT | 31-Jul-78 |
| 6 | W1JR | 31-Jul-78 |
| 7 | K2ZRO | 11-Jul-80 |
| 8 | OK3AU | 25-Feb-81 |
| 9 | Not Issued | |
| 10 | W9MXC | 22-Dec-83 |
| 11 | W0SL | 30-May-84 |
| 12 | WH6AMX | 30-May-84 |
| 13 | G6XHR | 12-Sep-88 |
| 14 | K8XF | 10-Sep-90 |
| 15 | WA5ZIB | 12-Aug-92 |
| 16 | VE4AMU | 10-Nov-92 |
| 17 | PY2ACM | 28-May-93 |
| 18 | WA8JOI | 13-Nov-93 |
| 19 | WB8OTH | 30-May-94 |
| 20 | WA3YGQ | 25-Jul-94 |
| 21 | KB5ZRV | 11-Nov-94 |
| 22 | SP5FKW | 20-Jan-96 |
| 23 | WA7GCS | 26-Apr-97 |
| 24 | VS6XMT | 30-Jun-97 |
| 25 | TI5RLI | 14-Sep-97 |
| 26 | N1JEZ | 12-Dec-97 |
| 27 | VE6ITV | 6-Mar-99 |
| 28 | N8GHZ | 24-Sep-00 |
| 29 | IK0WGF | 18-Jan-01 |
| 30 | K5OE | 2-Feb-01 |
| 31 | XE2AT | 22-Oct-O1 |
| 32 | NA2X | 27-Jun-02 |
| 33 | K6YK | 19-Jun-03 |
| 34 | AA6NP | 31-Aug-03 |
| 35 | AA9LC | 5-Nov-03 |
| 36 | N1HOQ | 23-Nov-03 |
| 37 | G8ATE | 30-Dec-04 |
| 38 | DH5MK | 1-Sep-09 |
| 39 | K8YSE | 20-Jul-10 |
| 40 | KB1RVT | 9-Nov-10 |
| 41 | KD8CAO | 15-Mar-11 |
| 42 | AC0RA | 2-Apr-13 |
| 43 | KB1PVH | 12-May-15 |
| 44 | N8HM | 21-Jul-15 |
| 45 | CO6CBF | 29-Jul-15 |
| 46 | KA4H | 1-Apr-16 |
| 47 | N4UFO | 17-Aug-16 |
| 48 | KG5CCI | 8-Dec-16 |
| 49 | K6FW | 16-Dec-16 |
| 50 | DJ8MS | 6-Feb-17 |
| 51 | N8RO | 11-Mar-17 |
| 52 | W5PFG | 14-Mar-17 |
| 53 | WA5KBH | 15-Oct-17 |
| 54 | KE4AL | 29-Sep-19 |
| 55 | W5CBF | 20-Apr-20 |
| 56 | VA3NNA | 9-Aug-20 |